{"id":1837,"date":"2026-05-26T08:56:39","date_gmt":"2026-05-26T08:56:39","guid":{"rendered":"https:\/\/chinawormgearbox.xyz\/product\/wpdka-flange-mounted-hollow-shaft-single-speed-worm-gear-reducer\/"},"modified":"2026-05-26T08:56:40","modified_gmt":"2026-05-26T08:56:40","slug":"wpdka-flange-mounted-hollow-shaft-single-speed-worm-gear-reducer","status":"publish","type":"product","link":"https:\/\/chinawormgearbox.xyz\/uk\/product\/wpdka-flange-mounted-hollow-shaft-single-speed-worm-gear-reducer\/","title":{"rendered":"WPDKA Flange-Mounted Hollow Shaft Single Speed Worm Gear Reducer"},"content":{"rendered":"<article style=\"font-family:Arial,sans-serif;font-size:clamp(14px,2vw + 10px,18px);color:#333;line-height:1.75;word-break:break-word;overflow-wrap:break-word;max-width:1200px;margin:0 auto;padding:3%;\">\n<p><!-- Structured Data --><br \/>\n<script type=\"application\/ld+json\">{\n    \"@context\": \"https:\\\/\\\/schema.org\\\/\",\n    \"@type\": \"Product\",\n    \"name\": \"WPDKA Flange-Mounted Hollow Shaft Single Speed Worm Gear Reducer\",\n    \"brand\": {\n        \"@type\": \"Brand\",\n        \"name\": \"Ever-power\"\n    },\n    \"description\": \"WPDKA flange-mounted hollow shaft worm reducer, sizes 40\\u2013250, ratios 1\\\/5\\u20131\\\/60, up to 3025 N\\u00b7m output torque, ISO9001 certified.\",\n    \"category\": \"WP Series Worm Reducer\"\n}<\/script><\/p>\n<p><!-- INTRODUCTION --><\/p>\n<section style=\"background:linear-gradient(135deg,#1a3a5c 0%,#2d6a9f 100%);color:#fff;border-radius:10px;padding:3%;margin-bottom:2em;\">\n<h1 style=\"font-size:clamp(18px,2.5vw + 12px,28px);margin:0 0 0.5em;word-break:break-word;\">WPDKA Flange-Mounted Hollow Shaft Single Speed Worm Gear Reducer<\/h1>\n<p style=\"margin:0;opacity:0.92;font-size:clamp(14px,1.5vw + 10px,17px);\">Compact material-handling drive challenges demand a solution where coupling misalignment, long drivetrain spans, and frequent maintenance cycles erode productivity. The <strong>WPDKA hollow shaft worm gearbox<\/strong> solves these problems by integrating motor flange mounting with a hollow-shaft output that slides directly onto conveyor or shaft ends \u2014 no coupling hardware, no alignment shimming, no downtime lost to intermediary components. The result is a shorter, stiffer, more reliable drivetrain for roller conveyors, stackers, and high-density logistics automation.<\/p>\n<\/section>\n<p><!-- SPEC IMAGE + TABLE --><\/p>\n<section style=\"margin-bottom:2.5em;\">\n<h2 style=\"font-size:clamp(16px,2vw + 10px,22px);color:#1a3a5c;border-left:4px solid #2d6a9f;padding-left:0.6em;\">Technical Specifications<\/h2>\n<p style=\"color:#555;font-size:clamp(13px,1.5vw + 9px,16px);\">Refer to the full dimension drawing below before selecting your size and ratio. All critical shaft and flange parameters are shown.<\/p>\n<div style=\"text-align:center;margin:1.2em 0;\">\n    <img decoding=\"async\" src=\"https:\/\/chinawormgearbox.xyz\/wp-content\/uploads\/2026\/05\/WPDKA-single-speed-worm-reducer-specification.webp\" alt=\"WPDKA worm reducer specification drawing\" style=\"max-width:100%;height:auto;border-radius:8px;box-shadow:0 2px 12px rgba(0,0,0,0.12);\" loading=\"lazy\"\/>\n  <\/div>\n<div style=\"overflow-x:auto;-webkit-overflow-scrolling:touch;\">\n<table style=\"width:100%;border-collapse:collapse;font-size:clamp(12px,1.2vw + 9px,14px);min-width:700px;\">\n<thead>\n<tr style=\"background:#1a3a5c;color:#fff;\">\n<th style=\"padding:8px 6px;text-align:center;border:1px solid #2d6a9f;\">Size<\/th>\n<th style=\"padding:8px 6px;text-align:center;border:1px solid #2d6a9f;\">Input Power (kW)<\/th>\n<th style=\"padding:8px 6px;text-align:center;border:1px solid #2d6a9f;\">Ratio<\/th>\n<th style=\"padding:8px 6px;text-align:center;border:1px solid #2d6a9f;\">A (mm)<\/th>\n<th style=\"padding:8px 6px;text-align:center;border:1px solid #2d6a9f;\">AB (mm)<\/th>\n<th style=\"padding:8px 6px;text-align:center;border:1px solid #2d6a9f;\">B (mm)<\/th>\n<th style=\"padding:8px 6px;text-align:center;border:1px solid #2d6a9f;\">H (mm)<\/th>\n<th style=\"padding:8px 6px;text-align:center;border:1px solid #2d6a9f;\">HL (mm)<\/th>\n<th style=\"padding:8px 6px;text-align:center;border:1px solid #2d6a9f;\">Output S\u00d7W\u00d7Y<\/th>\n<th style=\"padding:8px 6px;text-align:center;border:1px solid #2d6a9f;\">Weight (kg)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"background:#f0f4f8;\">\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">40<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">0.12<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">1\/5\u20131\/60<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">135<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">75<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">85<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">138<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">40<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">16\u00d76\u00d718.8<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">5<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">50<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">0.18<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">1\/5\u20131\/60<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">151<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">83<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">105<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">176<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">50<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">20\u00d76\u00d722.8<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">8<\/td>\n<\/tr>\n<tr style=\"background:#f0f4f8;\">\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">60<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">0.37<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">1\/5\u20131\/60<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">167<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">91<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">110<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">204<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">60<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">25\u00d78\u00d728.3<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">10.5<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">70<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">0.37\u20130.75<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">1\/5\u20131\/60<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">200\u2013202<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">109\u2013111<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">130<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">236<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">70<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">30\u00d78\u00d733.3<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">17<\/td>\n<\/tr>\n<tr style=\"background:#f0f4f8;\">\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">80<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">0.75\u20131.5<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">1\/5\u20131\/60<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">225<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">125<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">150<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">268<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">80<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">35\u00d710\u00d738.3<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">25<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">100<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">1.5<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">1\/5\u20131\/60<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">280<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">148<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">160<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">336<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">100<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">40\u00d712\u00d743.3<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">38<\/td>\n<\/tr>\n<tr style=\"background:#f0f4f8;\">\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">120<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">2.2\u20133.0<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">1\/5\u20131\/60<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">333<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">181<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">175<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">430<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">120<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">45\u00d714\u00d748.8<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">60<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">135<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">3.0\u20134.0<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">1\/5\u20131\/60<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">375<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">202<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">210<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">480<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">135<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">60\u00d718\u00d764.4<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">85<\/td>\n<\/tr>\n<tr style=\"background:#f0f4f8;\">\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">155<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">4.0\u20135.5<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">1\/5\u20131\/60<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">425\u2013448<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">224\u2013247<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">256<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">531<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">155<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">70\u00d720\u00d774.9<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">120<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">175<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">5.5\u20137.5<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">1\/5\u20131\/60<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">481<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">262<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">282<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">600<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">175<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">80\u00d722\u00d785.4<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">150<\/td>\n<\/tr>\n<tr style=\"background:#f0f4f8;\">\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">200<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">7.5\u201311.0<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">1\/5\u20131\/60<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">516\u2013543<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">258\u2013285<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">320<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">666<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">200<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">85\u00d722\u00d790.4<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">218<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">250<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">11.0\u201315.0<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">1\/5\u20131\/60<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">615<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">330<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">400<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">800<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">250<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">110\u00d728\u00d7116.4<\/td>\n<td style=\"padding:7px 6px;border:1px solid #d0d9e3;text-align:center;\">350<\/td>\n<\/tr>\n<\/tbody>\n<\/table><\/div>\n<p style=\"font-size:clamp(12px,1.2vw + 9px,14px);color:#777;margin-top:0.5em;\">&#9432; Input shaft speed reference: 1500 r\/min. Output torque up to 3025 N\u00b7m (size 250, ratio 1\/60).<\/p>\n<\/section>\n<p><!-- STRUCTURE --><\/p>\n<section style=\"margin-bottom:2.5em;background:#f7f9fc;border-radius:10px;padding:3%;\">\n<h2 style=\"font-size:clamp(16px,2vw + 10px,22px);color:#1a3a5c;border-left:4px solid #2d6a9f;padding-left:0.6em;\">Product Structure<\/h2>\n<div style=\"display:flex;flex-wrap:wrap;gap:1.5em;align-items:center;\">\n<div style=\"flex:1;min-width:280px;\">\n      <img decoding=\"async\" src=\"https:\/\/chinawormgearbox.xyz\/wp-content\/uploads\/2026\/05\/wp-cast-iron-worm-gearbox-structure.webp\" alt=\"WPDKA worm gearbox internal structure diagram\" style=\"max-width:100%;height:auto;border-radius:8px;box-shadow:0 2px 10px rgba(0,0,0,0.1);\" loading=\"lazy\"\/>\n    <\/div>\n<div style=\"flex:1;min-width:260px;\">\n<p>The WPDKA integrates four functional zones in one compact housing. The <strong>flange input face<\/strong> (IEC\/NEMA standard bolt pattern) mates directly to the motor face, transferring rotation without an intermediate coupling. Inside, a <strong>hardened alloy steel worm shaft<\/strong> meshes with a <strong>phosphor-bronze worm wheel<\/strong> to achieve the selected ratio with low backlash. The <strong>hollow bore output<\/strong> is supported by dual pre-loaded tapered roller bearings that handle both radial and axial loads from the conveyor shaft. An oil-level sight glass, drain plug, and breather cap are all accessible without disassembly.<\/p>\n<ul style=\"padding-left:1.2em;margin:0.5em 0;\">\n<li style=\"margin-bottom:0.4em;\">FC25 high-strength cast iron housing \u2014 shock-resistant, excellent heat dissipation<\/li>\n<li style=\"margin-bottom:0.4em;\">Alloy steel worm (20CrMnTi) with case-hardened surface \u2014 HRC58\u201362<\/li>\n<li style=\"margin-bottom:0.4em;\">Tin-bronze worm wheel \u2014 self-lubricating, wear-resistant<\/li>\n<li style=\"margin-bottom:0.4em;\">SKF\/NSK equivalent tapered roller bearings on output hollow shaft<\/li>\n<li>Double-lip oil seal \u2014 IP65-class shaft sealing<\/li>\n<\/ul><\/div>\n<\/p><\/div>\n<\/section>\n<p><!-- KEY FEATURES --><\/p>\n<section style=\"margin-bottom:2.5em;\">\n<h2 style=\"font-size:clamp(16px,2vw + 10px,22px);color:#1a3a5c;border-left:4px solid #2d6a9f;padding-left:0.6em;\">Key Features &amp; Benefits<\/h2>\n<div style=\"display:flex;flex-wrap:wrap;gap:1em;\">\n<div style=\"flex:1;min-width:220px;max-width:400px;box-sizing:border-box;background:#fff;border:1px solid #dde4ef;border-radius:8px;padding:3%;\">\n<div style=\"font-size:2em;margin-bottom:0.3em;\">&#128279;<\/div>\n<h3 style=\"font-size:clamp(14px,1.5vw + 10px,17px);color:#1a3a5c;margin:0 0 0.4em;\">Coupling-Free Direct Drive<\/h3>\n<p style=\"margin:0;font-size:clamp(13px,1.2vw + 9px,15px);color:#555;\">Motor bolts directly to the flange face; the output hollow shaft slides onto the conveyor shaft. Eliminates alignment errors and reduces axial footprint by up to 30% versus traditional belt-and-coupling setups.<\/p>\n<\/p><\/div>\n<div style=\"flex:1;min-width:220px;max-width:400px;box-sizing:border-box;background:#fff;border:1px solid #dde4ef;border-radius:8px;padding:3%;\">\n<div style=\"font-size:2em;margin-bottom:0.3em;\">&#9881;<\/div>\n<h3 style=\"font-size:clamp(14px,1.5vw + 10px,17px);color:#1a3a5c;margin:0 0 0.4em;\">Heavy-Duty Cast Iron Housing<\/h3>\n<p style=\"margin:0;font-size:clamp(13px,1.2vw + 9px,15px);color:#555;\">FC25 gray cast iron provides exceptional vibration damping and thermal conductivity. Suitable for ambient temperatures \u221210 \u00b0C to +40 \u00b0C with continuous duty up to 95 \u00b0C oil temperature.<\/p>\n<\/p><\/div>\n<div style=\"flex:1;min-width:220px;max-width:400px;box-sizing:border-box;background:#fff;border:1px solid #dde4ef;border-radius:8px;padding:3%;\">\n<div style=\"font-size:2em;margin-bottom:0.3em;\">&#128200;<\/div>\n<h3 style=\"font-size:clamp(14px,1.5vw + 10px,17px);color:#1a3a5c;margin:0 0 0.4em;\">High Ratio Range: 1\/5 to 1\/60<\/h3>\n<p style=\"margin:0;font-size:clamp(13px,1.2vw + 9px,15px);color:#555;\">Nine standard ratios cover nearly every conveyor speed requirement. Paired with standard IEC B5 flange motors from 0.12 kW to 15 kW, the WPDKA adapts to any line speed.<\/p>\n<\/p><\/div>\n<div style=\"flex:1;min-width:220px;max-width:400px;box-sizing:border-box;background:#fff;border:1px solid #dde4ef;border-radius:8px;padding:3%;\">\n<div style=\"font-size:2em;margin-bottom:0.3em;\">&#128101;<\/div>\n<h3 style=\"font-size:clamp(14px,1.5vw + 10px,17px);color:#1a3a5c;margin:0 0 0.4em;\">Six Shaft Directions (A\u2013F)<\/h3>\n<p style=\"margin:0;font-size:clamp(13px,1.2vw + 9px,15px);color:#555;\">Multiple configurable shaft output orientations give system designers full flexibility when routing drives in tight machine frames or multi-level conveyor structures.<\/p>\n<\/p><\/div>\n<\/p><\/div>\n<\/section>\n<p><!-- FACTORY IMAGE --><\/p>\n<div style=\"text-align:center;margin:1.5em 0;\">\n  <img decoding=\"async\" src=\"https:\/\/chinawormgearbox.xyz\/wp-content\/uploads\/2026\/05\/cast-iron-single-speed-worm-gearboxes.webp\" alt=\"Ever-power WP series cast iron worm gearboxes\" style=\"max-width:100%;height:auto;border-radius:8px;box-shadow:0 2px 10px rgba(0,0,0,0.1);\" loading=\"lazy\"\/>\n<\/div>\n<p><!-- INDUSTRY APPLICATIONS --><\/p>\n<section style=\"margin-bottom:2.5em;background:#f7f9fc;border-radius:10px;padding:3%;\">\n<h2 style=\"font-size:clamp(16px,2vw + 10px,22px);color:#1a3a5c;border-left:4px solid #2d6a9f;padding-left:0.6em;\">Industry Applications<\/h2>\n<p style=\"color:#555;\">The WPDKA&#8217;s hollow-shaft flange design makes it the preferred <em>integrated worm drive for material handling<\/em>, eliminating the most failure-prone elements in conveyor lines.<\/p>\n<div style=\"display:flex;flex-wrap:wrap;gap:0.8em;margin-top:1em;\">\n<div style=\"flex:1;min-width:180px;max-width:360px;box-sizing:border-box;background:#fff;border-radius:8px;padding:2.5%;border-top:3px solid #2d6a9f;\">\n      <span style=\"font-size:1.6em;\">&#128230;<\/span><\/p>\n<h4 style=\"margin:0.3em 0 0.2em;color:#1a3a5c;font-size:clamp(13px,1.3vw + 9px,16px);\">Roller Conveyor Lines<\/h4>\n<p style=\"margin:0;font-size:clamp(12px,1.1vw + 9px,14px);color:#666;\">Direct-mount drive for gravity and powered roller conveyors in warehouses and distribution centres. Eliminates sprocket\/chain intermediaries.<\/p>\n<\/p><\/div>\n<div style=\"flex:1;min-width:180px;max-width:360px;box-sizing:border-box;background:#fff;border-radius:8px;padding:2.5%;border-top:3px solid #e8640a;\">\n      <span style=\"font-size:1.6em;\">&#127981;<\/span><\/p>\n<h4 style=\"margin:0.3em 0 0.2em;color:#1a3a5c;font-size:clamp(13px,1.3vw + 9px,16px);\">Stacker &amp; Retrieval Systems<\/h4>\n<p style=\"margin:0;font-size:clamp(12px,1.1vw + 9px,14px);color:#666;\">Automated storage\/retrieval (AS\/RS) stackers demand precise, compact geardrives. WPDKA&#8217;s rigid hollow-shaft coupling provides backlash-free positioning.<\/p>\n<\/p><\/div>\n<div style=\"flex:1;min-width:180px;max-width:360px;box-sizing:border-box;background:#fff;border-radius:8px;padding:2.5%;border-top:3px solid #27ae60;\">\n      <span style=\"font-size:1.6em;\">&#128640;<\/span><\/p>\n<h4 style=\"margin:0.3em 0 0.2em;color:#1a3a5c;font-size:clamp(13px,1.3vw + 9px,16px);\">Logistics Sorting Equipment<\/h4>\n<p style=\"margin:0;font-size:clpx(12px,1.1vw + 9px,14px);color:#666;\">Parcel sorting lines, cross-belt sorters, and pop-up transfer units benefit from the compact motor-gearbox assembly that fits inside narrow conveyor frames.<\/p>\n<\/p><\/div>\n<div style=\"flex:1;min-width:180px;max-width:360px;box-sizing:border-box;background:#fff;border-radius:8px;padding:2.5%;border-top:3px solid #8e44ad;\">\n      <span style=\"font-size:1.6em;\">&#129309;<\/span><\/p>\n<h4 style=\"margin:0.3em 0 0.2em;color:#1a3a5c;font-size:clamp(13px,1.3vw + 9px,16px);\">Assembly Line Indexing<\/h4>\n<p style=\"margin:0;font-size:clamp(12px,1.1vw + 9px,14px);color:#666;\">Automotive and electronics assembly lines use WPDKA gearboxes for pallet indexing stations where consistent low-speed torque is critical.<\/p>\n<\/p><\/div>\n<\/p><\/div>\n<\/section>\n<p><!-- QUALITY --><\/p>\n<section style=\"margin-bottom:2.5em;\">\n<h2 style=\"font-size:clamp(16px,2vw + 10px,22px);color:#1a3a5c;border-left:4px solid #2d6a9f;padding-left:0.6em;\">Quality Control &amp; Certifications<\/h2>\n<div style=\"display:flex;flex-wrap:wrap;gap:1em;\">\n<div style=\"flex:1;min-width:220px;max-width:400px;box-sizing:border-box;padding:2.5%;background:#eaf4ff;border-radius:8px;\">\n      <strong>&#9989; ISO 9001:2015 Certified<\/strong><\/p>\n<p style=\"margin:0.4em 0 0;font-size:clamp(13px,1.2vw + 9px,15px);color:#555;\">Full quality management system covering raw material procurement, machining, assembly, and final inspection.<\/p>\n<\/p><\/div>\n<div style=\"flex:1;min-width:220px;max-width:400px;box-sizing:border-box;padding:2.5%;background:#eaf4ff;border-radius:8px;\">\n      <strong>&#9989; CE Declaration of Conformity<\/strong><\/p>\n<p style=\"margin:0.4em 0 0;font-size:clamp(13px,1.2vw + 9px,15px);color:#555;\">Meets EU Machinery Directive 2006\/42\/EC. Documentation available for CE marking projects in Europe.<\/p>\n<\/p><\/div>\n<div style=\"flex:1;min-width:220px;max-width:400px;box-sizing:border-box;padding:2.5%;background:#eaf4ff;border-radius:8px;\">\n      <strong>&#9989; 100% Leak &amp; Noise Pre-Shipment Test<\/strong><\/p>\n<p style=\"margin:0.4em 0 0;font-size:clamp(13px,1.2vw + 9px,15px);color:#555;\">Every unit runs loaded on the test bench. Noise level, oil seal integrity, and output torque are verified against spec before packaging.<\/p>\n<\/p><\/div>\n<div style=\"flex:1;min-width:220px;max-width:400px;box-sizing:border-box;padding:2.5%;background:#eaf4ff;border-radius:8px;\">\n      <strong>&#9989; FC25 Cast Iron Material Certificate<\/strong><\/p>\n<p style=\"margin:0.4em 0 0;font-size:clamp(13px,1.2vw + 9px,15px);color:#555;\">Material test reports (MTR) available on request. Tensile strength \u2265250 MPa, hardness HB170\u2013240.<\/p>\n<\/p><\/div>\n<\/p><\/div>\n<\/section>\n<p><!-- WHY CHOOSE US --><\/p>\n<section style=\"margin-bottom:2.5em;background:linear-gradient(135deg,#1a3a5c,#2d6a9f);color:#fff;border-radius:10px;padding:3%;\">\n<h2 style=\"font-size:clamp(16px,2vw + 10px,22px);margin-top:0;border-left:4px solid #f0a500;padding-left:0.6em;\">Why Choose Ever-power?<\/h2>\n<div style=\"display:flex;flex-wrap:wrap;gap:1em;\">\n<div style=\"flex:1;min-width:200px;max-width:380px;box-sizing:border-box;\">\n<p style=\"margin:0;\"><span style=\"font-size:1.4em;\">&#127970;<\/span> <strong>20+ Years Manufacturing<\/strong><br \/>We have been producing WP-series worm gearboxes since 2003. Our factory covers 25,000 m\u00b2 with over 120 CNC machining centres dedicated to gear production.<\/p>\n<\/p><\/div>\n<div style=\"flex:1;min-width:200px;max-width:380px;box-sizing:border-box;\">\n<p style=\"margin:0;\"><span style=\"font-size:1.4em;\">&#127760;<\/span> <strong>Export to 60+ Countries<\/strong><br \/>We ship WPDKA reducers to the EU, North America, Southeast Asia, the Middle East, and Australia. Consolidated export experience ensures reliable documentation and packaging.<\/p>\n<\/p><\/div>\n<div style=\"flex:1;min-width:200px;max-width:380px;box-sizing:border-box;\">\n<p style=\"margin:0;\"><span style=\"font-size:1.4em;\">&#128295;<\/span> <strong>Full OEM\/ODM Service<\/strong><br \/>We offer custom bore diameters, special flange patterns, non-standard ratios, and private-label casting. MOQ as low as 1 unit for trials.<\/p>\n<\/p><\/div>\n<div style=\"flex:1;min-width:200px;max-width:380px;box-sizing:border-box;\">\n<p style=\"margin:0;\"><span style=\"font-size:1.4em;\">&#9203;<\/span> <strong>Lead Time 7\u201315 Days<\/strong><br \/>Standard sizes held in stock. Full container orders dispatched within 15 working days. Expedited air freight available for urgent replacements.<\/p>\n<\/p><\/div>\n<\/p><\/div>\n<div style=\"text-align:center;margin-top:1.5em;\">\n    <img decoding=\"async\" src=\"https:\/\/chinawormgearbox.xyz\/wp-content\/uploads\/2026\/05\/single-speed-worm-gearbox-equipment-1.webp\" alt=\"Ever-power worm gearbox manufacturing equipment\" style=\"max-width:100%;max-height:280px;object-fit:cover;border-radius:8px;\" loading=\"lazy\"\/>\n  <\/div>\n<\/section>\n<p><!-- REVIEWS --><\/p>\n<section style=\"margin-bottom:2.5em;\">\n<h2 style=\"font-size:clamp(16px,2vw + 10px,22px);color:#1a3a5c;border-left:4px solid #2d6a9f;padding-left:0.6em;\">Customer Reviews<\/h2>\n<div style=\"display:flex;flex-wrap:wrap;gap:1em;\">\n<div style=\"flex:1;min-width:220px;max-width:400px;box-sizing:border-box;background:#fffdf0;border:1px solid #ffe08a;border-radius:8px;padding:2.5%;\">\n<div style=\"color:#f5a623;font-size:1.1em;\">&#9733;&#9733;&#9733;&#9733;&#9733;<\/div>\n<p style=\"margin:0.5em 0;font-size:clamp(13px,1.2vw + 9px,15px);font-style:italic;color:#444;\">&#8220;We replaced our previous coupled drives on all 24 roller conveyor stations with WPDKA size 80. Installation took half the time and we&#8217;ve had zero alignment issues in 14 months.&#8221;<\/p>\n<p>      <strong style=\"font-size:clamp(12px,1.1vw + 9px,14px);color:#1a3a5c;\">&#127462;&#127482; Mark T. \u2014 Logistics Systems Integrator, Melbourne, Australia<\/strong>\n    <\/div>\n<div style=\"flex:1;min-width:220px;max-width:400px;box-sizing:border-box;background:#fffdf0;border:1px solid #ffe08a;border-radius:8px;padding:2.5%;\">\n<div style=\"color:#f5a623;font-size:1.1em;\">&#9733;&#9733;&#9733;&#9733;&#9733;<\/div>\n<p style=\"margin:0.5em 0;font-size:clamp(13px,1.2vw + 9px,15px);font-style:italic;color:#444;\">&#8220;The hollow bore diameter matched our conveyor shaft perfectly. We ordered 50 units and every single one was within tolerance. Very consistent quality from Ever-power.&#8221;<\/p>\n<p>      <strong style=\"font-size:clamp(12px,1.1vw + 9px,14px);color:#1a3a5c;\">&#127465;&#127466; Klaus M. \u2014 Automation Engineer, Stuttgart, Germany<\/strong>\n    <\/div>\n<div style=\"flex:1;min-width:220px;max-width:400px;box-sizing:border-box;background:#fffdf0;border:1px solid #ffe08a;border-radius:8px;padding:2.5%;\">\n<div style=\"color:#f5a623;font-size:1.1em;\">&#9733;&#9733;&#9733;&#9733;&#9734;<\/div>\n<p style=\"margin:0.5em 0;font-size:clamp(13px,1.2vw + 9px,15px);font-style:italic;color:#444;\">&#8220;Used WPDKA 100 on our stacker crane project. The compact flange design saved us 80 mm on each drive unit \u2014 crucial in a tight AS\/RS rack structure. Torque performance is exactly as rated.&#8221;<\/p>\n<p>      <strong style=\"font-size:clamp(12px,1.1vw + 9px,14px);color:#1a3a5c;\">&#127465;&#127472; Soren L. \u2014 Project Manager, Copenhagen, Denmark<\/strong>\n    <\/div>\n<div style=\"flex:1;min-width:220px;max-width:400px;box-sizing:border-box;background:#fffdf0;border:1px solid #ffe08a;border-radius:8px;padding:2.5%;\">\n<div style=\"color:#f5a623;font-size:1.1em;\">&#9733;&#9733;&#9733;&#9733;&#9733;<\/div>\n<p style=\"margin:0.5em 0;font-size:clamp(13px,1.2vw + 9px,15px);font-style:italic;color:#444;\">&#8220;Our assembly-line indexing application needed a reliable, low-noise gearbox that fits flush to the frame. WPDKA 120 delivered exactly that. Running 3 shifts for 9 months with no issues.&#8221;<\/p>\n<p>      <strong style=\"font-size:clamp(12px,1.1vw + 9px,14px);color:#1a3a5c;\">&#127479;&#127484; Ahmed R. \u2014 Plant Engineer, Riyadh, Saudi Arabia<\/strong>\n    <\/div>\n<\/p><\/div>\n<\/section>\n<p><!-- FAQ --><\/p>\n<section style=\"margin-bottom:2.5em;\">\n<h2 style=\"font-size:clamp(16px,2vw + 10px,22px);color:#1a3a5c;border-left:4px solid #2d6a9f;padding-left:0.6em;\">Frequently Asked Questions<\/h2>\n<details style=\"border:1px solid #d0daea;border-radius:6px;padding:2.5%;margin-bottom:0.7em;\">\n<summary style=\"cursor:pointer;font-weight:bold;color:#1a3a5c;font-size:clamp(13px,1.3vw + 9px,16px);\">What motor flange standards does the WPDKA support?<\/summary>\n<p style=\"margin:0.6em 0 0;color:#555;font-size:clamp(13px,1.2vw + 9px,15px);\">The WPDKA accepts IEC B5 and B14 flange motors as standard. Custom flanges for NEMA frame motors are available on request. Flange dimensions (LA, LB, LC, LE, LZ) are listed in the specification table above for each size.<\/p>\n<\/details>\n<details style=\"border:1px solid #d0daea;border-radius:6px;padding:2.5%;margin-bottom:0.7em;\">\n<summary style=\"cursor:pointer;font-weight:bold;color:#1a3a5c;font-size:clamp(13px,1.3vw + 9px,16px);\">Can the hollow output bore be customised?<\/summary>\n<p style=\"margin:0.6em 0 0;color:#555;font-size:clamp(13px,1.2vw + 9px,15px);\">Yes. Standard hollow bore diameters (S) range from 16 mm to 110 mm depending on size. We can machine non-standard bores, keyways, or shrink-disc interfaces for OEM orders. Please provide shaft diameter and torque requirements.<\/p>\n<\/details>\n<details style=\"border:1px solid #d0daea;border-radius:6px;padding:2.5%;margin-bottom:0.7em;\">\n<summary style=\"cursor:pointer;font-weight:bold;color:#1a3a5c;font-size:clamp(13px,1.3vw + 9px,16px);\">Which lubricant should I use for the WPDKA?<\/summary>\n<p style=\"margin:0.6em 0 0;color:#555;font-size:clamp(13px,1.2vw + 9px,15px);\">For ambient temperatures \u221230 \u00b0C to 40 \u00b0C use ISO VG220\u2013320 mineral gear oil. For 40 \u00b0C\u201365 \u00b0C ambient, ISO VG320\u2013460. Change oil after the first 100 hours, then every 2500 operating hours thereafter.<\/p>\n<\/details>\n<details style=\"border:1px solid #d0daea;border-radius:6px;padding:2.5%;margin-bottom:0.7em;\">\n<summary style=\"cursor:pointer;font-weight:bold;color:#1a3a5c;font-size:clamp(13px,1.3vw + 9px,16px);\">What is the maximum output torque of the WPDKA series?<\/summary>\n<p style=\"margin:0.6em 0 0;color:#555;font-size:clamp(13px,1.2vw + 9px,15px);\">Size 250 at ratio 1\/60 delivers up to 3025 N\u00b7m output torque at 1500 r\/min input speed. For lower input speeds (e.g. 1000 r\/min), consult the torque-ratio tables in the product datasheet or contact our engineering team.<\/p>\n<\/details>\n<details style=\"border:1px solid #d0daea;border-radius:6px;padding:2.5%;margin-bottom:0.7em;\">\n<summary style=\"cursor:pointer;font-weight:bold;color:#1a3a5c;font-size:clamp(13px,1.3vw + 9px,16px);\">Is the WPDKA suitable for outdoor or dusty environments?<\/summary>\n<p style=\"margin:0.6em 0 0;color:#555;font-size:clamp(13px,1.2vw + 9px,15px);\">The standard unit has IP55-equivalent protection. For harsh outdoor, high-dust, or wash-down environments, we recommend pairing with an external shaft guard and using synthetic grease-packed bearings. Special IP65 oil-seal configurations are available on request.<\/p>\n<\/details>\n<\/section>\n<p><!-- CTA --><\/p>\n<section style=\"background:linear-gradient(135deg,#e8640a,#f0a500);border-radius:10px;padding:3%;text-align:center;margin-bottom:2em;\">\n<h2 style=\"color:#fff;margin:0 0 0.5em;font-size:clamp(16px,2vw + 10px,22px);\">Ready to Streamline Your Conveyor Drive System?<\/h2>\n<p style=\"color:#fff;margin:0 0 1em;font-size:clamp(13px,1.3vw + 9px,16px);\">Talk to our engineers about the right WPDKA size for your load requirements. We offer free selection assistance, fast quotes, and OEM support. <a href=\"\/uk\/about-us\/\" style=\"color:#fff;text-decoration:underline;\">Learn more about Ever-power<\/a> or explore our full <a href=\"\/uk\/contact-us\/\" style=\"color:#fff;text-decoration:underline;\">WP series catalogue<\/a>.<\/p>\n<p>  <a href=\"\/uk\/contact-us\/\" style=\"display:inline-block;background:#fff;color:#e8640a;font-weight:bold;padding:0.7em 2em;border-radius:25px;text-decoration:none;font-size:clamp(13px,1.3vw + 9px,16px);\">&#128231; Get a Free Quote Today<\/a><br \/>\n<\/section>\n<\/article>","protected":false},"excerpt":{"rendered":"<p style=\"font-size:clamp(14px,2vw + 10px,18px);line-height:1.7;color:#444;word-break:break-word;overflow-wrap:break-word;\">The <strong>WPDKA Flange-Mounted Hollow Shaft Worm Gear Reducer<\/strong> combines direct motor coupling with a hollow output shaft, eliminating coupling alignment errors and shortening the drivetrain. Rated for sizes 40\u2013250 with ratios 1\/5\u20131\/60, it delivers up to 3025 N\u00b7m output torque. Ideal for roller conveyor lines, stackers, and compact material-handling systems requiring a space-saving all-in-one drive solution.<\/p>","protected":false},"featured_media":1805,"comment_status":"closed","ping_status":"open","template":"","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":""},"product_brand":[],"product_cat":[1592],"product_tag":[1596,1593,1597,1594,1595],"class_list":{"0":"post-1837","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-wp-series-worm-reducer","7":"product_tag-cast-iron-gearbox","8":"product_tag-flange-worm-reducer","9":"product_tag-heavy-duty-worm-drive","10":"product_tag-hollow-shaft-gearbox","11":"product_tag-worm-gear-reducer","13":"first","14":"instock","15":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/chinawormgearbox.xyz\/uk\/wp-json\/wp\/v2\/product\/1837","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/chinawormgearbox.xyz\/uk\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/chinawormgearbox.xyz\/uk\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/chinawormgearbox.xyz\/uk\/wp-json\/wp\/v2\/comments?post=1837"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/chinawormgearbox.xyz\/uk\/wp-json\/wp\/v2\/media\/1805"}],"wp:attachment":[{"href":"https:\/\/chinawormgearbox.xyz\/uk\/wp-json\/wp\/v2\/media?parent=1837"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/chinawormgearbox.xyz\/uk\/wp-json\/wp\/v2\/product_brand?post=1837"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/chinawormgearbox.xyz\/uk\/wp-json\/wp\/v2\/product_cat?post=1837"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/chinawormgearbox.xyz\/uk\/wp-json\/wp\/v2\/product_tag?post=1837"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}