คำอธิบาย
EP-SSGM63 Stainless Steel Worm Gear Reducer — Heavy-Duty Torque with Full Corrosion Immunity
เดอะ EP-SSGM63 represents the upper-mid-range of Ever-power’s SSGM stainless steel worm gear series — a 63mm center distance reducer engineered for applications that demand substantially more output torque than a size-50 can deliver, without stepping up to the full heavyweight SSGM75 or SSGM90. For drive engineers working on large industrial mixing systems, heavy belt conveyor head drives, wastewater treatment bar screen actuators, and sugar mill transfer equipment, the EP-SSGM63 delivers the force required while maintaining the full corrosion immunity of a precision-machined 304 stainless steel housing. Unlike the SSGM30 to SSGM50 which primarily serve food and pharmaceutical applications, the SSGM63 increasingly finds itself in harsh industrial environments — offshore marine equipment, mining washdown drives, and chemical plant agitators — where corrosion resistance must coexist with high mechanical load capacity. The 12-2 tin bronze worm wheel, operating in fully synthetic gear oil, provides efficient and reliable torque transfer across the full ratio range of 5:1 to 100:1, while the six-face-machined housing exterior eliminates corrosion initiation points that porous cast surfaces would otherwise present.
⚙ Technical Specifications — EP-SSGM63
| พารามิเตอร์ | ข้อกำหนด |
|---|---|
| Model | EP-SSGM63 |
| วัสดุสำหรับที่อยู่อาศัย | 304 Stainless Steel — precision cast, all 6 sides machined |
| Worm Gear Material | 12-2 Tin Bronze |
| Wheel Core Material | 304 Stainless Steel |
| น้ำมันหล่อลื่น | Fully Synthetic Worm Gear Oil |
| ระยะห่างศูนย์กลาง | 63 mm |
| Available Reduction Ratios | 5, 7.5, 10, 15, 20, 25, 30, 40, 50, 60, 80, 100 |
| Motor Flange Options | 71B5 / 80B5 / 90B5 / 100B5 / 112B5 |
| Output Shaft Configurations | A (single solid), B (single solid alt), D (protective cover), E (torque arm), Output Flange |
| Output Shaft Hole Diameter | 20 – 63 mm (ratio dependent) |
| Mounting Positions | Any position (universal mounting) |
| ระดับการป้องกัน | IP65 (washdown-ready) |
| Operating Temperature | -10°C to +90°C |
| Series | SSGM — Stainless Steel Worm Gear Reducer |
| Motor Flange | D (mm) | M (mm) | P (mm) | d (mm) | BH | BU | E |
|---|---|---|---|---|---|---|---|
| 71B5 | 85 | 115 | – | 8 | 27.3 | 5 | 6 |
| 80B5 | 100 | 130 | 165 | 8 | 27.3 | 6 | 6 |
| 90B5 | 115 | 140 | 185 | 8 | 27.3 | 6 | 6 |
| 100B5 | 130 | 165 | 215 | 8 | 27.3 | 6 | 6 |
| 112B5 | 130 | 165 | 265 | 8 | 28.3 | 6 | 6 |
✓ Core Features & Engineering Advantages
📈 Highest Torque in the Mid-Range SSGM Series
At 63mm center distance, the EP-SSGM63 delivers the highest torque output of the four mid-range SSGM models. Output torque at low ratios substantially exceeds the SSGM50 capacity, making this the right specification for heavy industrial conveyor head drives, large paddle mixer shafts, and gate actuators where the smaller frames reach their mechanical limit under peak load conditions.
📈 IEC 112 Frame Motor Compatibility
The EP-SSGM63 is the first in the SSGM series to accept IEC frame 112 B5 motors — opening up input powers to approximately 4 kW. This compatibility tier covers the majority of medium industrial drive applications without requiring a step up to the SSGM75 body, keeping installation dimensions and weight to a minimum while delivering the power capacity needed for demanding continuous-duty processes.
🏭 Industrial Washdown & Offshore Durability
The EP-SSGM63 is sized for industrial heavy-duty washdown applications where the smaller SSGM50 may be undersized and standard painted cast-iron reducers corrode rapidly. Mining ore washdown conveyors, offshore deck equipment, and marine aquaculture systems all benefit from the SSGM63’s combination of high torque and full stainless steel corrosion immunity that no painted or epoxy-coated alternative can match long-term.
📌 Reliable Self-Locking on Large Load Actuators
At ratios of 30:1 and above, the EP-SSGM63 provides inherent self-locking behavior under high static loads. For large gate valve actuators, sluice gate drives, and heavy lifting mechanisms where back-drive under load would be dangerous, this self-locking property eliminates the need for a separate electromagnetic brake — reducing installed cost and simplifying the safety architecture of the drive system.
🛠 Six Output Configuration Variants
The EP-SSGM63 supports the full range of output configurations: Type A and B solid shafts, Type D protective cover, Type E torque arm, and output flange mounting. With output shaft diameters up to 63mm, this model accommodates the large driven-shaft diameters typical of industrial mixer shafts, conveyor drum hubs, and agitator connections — dimensions that are incompatible with smaller SSGM models.
🏢 Application Industries & Typical Use Cases
💧 Water & Wastewater Treatment Infrastructure
Municipal wastewater treatment plants operate 24/7 in permanently wet, chemically active environments. The EP-SSGM63 drives sluice gate actuators, bar screen rotation drives, scum skimmer arms, thickener rake mechanisms, and UV disinfection lamp carriage drives with the torque capacity needed for large structural loads and the corrosion resistance to survive continuous exposure to chlorine, hydrogen sulfide, and biofilm without degradation.
⛶ Marine & Offshore Equipment
Offshore platform deck drives, marine aquaculture cage rotation systems, and shipyard washdown conveyor drives demand drives that resist salt spray and high-humidity environments indefinitely. The EP-SSGM63’s all-stainless construction makes it the specification of choice for fish farm feeder drives, marine winch position actuators, offshore valve controllers, and deck equipment drive units where zinc-coated or painted alternatives fail within one maintenance cycle.
🍴 Large-Scale Food Processing Infrastructure
For large food processing installations where the SSGM50 is undersized — sugar refinery transfer conveyors, large-batch industrial mixer drives, brewery tank agitators, olive oil press chain conveyors — the EP-SSGM63 provides the torque density required while maintaining full compliance with hygienic surface-finish standards. Its large output shaft diameter accommodates the thick driven shafts typical of industrial-scale processing machinery.
⛰ Mining & Minerals Processing Washdown Drives
Mineral processing facilities with acidic ore slurry environments, coastal coal terminals exposed to salt spray, and aggregate processing plants with continuous water-jet cleaning cycles all require gearboxes that outlast standard units. The EP-SSGM63 drives ore washing drum rotators, aggregate screening conveyor drives, mineral slurry transfer screw conveyors, and dewatering screen actuators with superior corrosion durability.
📚 Selection Guide, Certifications & FAQ
Sizing the EP-SSGM63 for Heavy Industrial Applications
For heavy-duty industrial applications, apply a service factor of 1.5× to 2.5× over nominal load torque, depending on shock loading, duty cycle, and start-stop frequency. The SSGM63 is typically selected when calculated output torque (after service factor) exceeds the SSGM50’s rated capacity at the desired ratio. When matching motor size, note that the SSGM63 accepts up to IEC 112 frame, covering input powers to approximately 4 kW. For applications with high ambient temperature or continuous 24/7 duty cycles, request a thermal rating check from our engineering team — worm gear efficiency is heat-sensitive at extended duty. For large valve and gate actuator applications, confirm the required holding torque does not exceed 50% of the gearbox’s rated output torque to maintain adequate self-locking margin. Contact our technical team at [email protected] for application-specific engineering support.
✅ Certifications & Quality Standards
✓ ISO 9001:2015
✓ 304 SS Material Certified
✓ RoHS Compliant
✓ IP65 Protection
✓ Fully Synthetic Lubricant
❓ Frequently Asked Questions — EP-SSGM63
When should I choose the EP-SSGM63 instead of the SSGM50?
The EP-SSGM63 is the correct selection when your calculated output torque requirement (including service factor for shock loads, duty cycle, and ambient temperature) exceeds the SSGM50’s rated torque at your chosen reduction ratio. Practically, this threshold is typically reached in applications with driven shafts larger than 50mm diameter, motor powers above 2.2 kW, or conveyor loads exceeding heavy-product densities. The SSGM63 also opens up IEC 112 frame motor compatibility, which may be the deciding factor when your motor selection is constrained by available frame sizes at your site.
How does the EP-SSGM63 perform in marine salt-spray environments?
The 304 stainless steel housing of the EP-SSGM63 provides excellent resistance to chloride-induced corrosion in marine and coastal environments. Standard 304 SS is rated for salt-spray exposure (ASTM B117) far beyond what zinc phosphate-coated or epoxy-painted cast-iron housings can sustain. For permanently submerged or high-chloride environments above 50°C, a 316L stainless housing upgrade provides additional pitting corrosion resistance. The shaft seals are rated IP65 as standard; IP67 upgrades are available for wash-deck or intermittent-submersion installations.
What is the maximum input speed for the EP-SSGM63?
The EP-SSGM63 is designed for standard IEC motor input speeds of up to 1500 RPM (50 Hz 4-pole) or 1800 RPM (60 Hz 4-pole) under rated load conditions. For 2-pole motor inputs at 3000/3600 RPM, thermal and bearing ratings must be verified for your specific duty cycle — consult our engineering team. When used with VFD speed control, operating above rated frequency for extended periods is not recommended without a thermal capacity check at elevated input speed.
Can the EP-SSGM63 handle frequent reversing duty cycles?
Yes, the EP-SSGM63 is suitable for reversing duty applications such as reciprocating conveyor drives, oscillating agitators, and back-and-forth valve actuators. The 12-2 tin bronze worm wheel provides good resistance to the contact pattern reversal loads associated with frequent directional changes. For reversing duty applications with high cycle frequency (more than 20 reversals per minute), apply a service factor of at least 1.5× on the output torque to account for dynamic tooth loading. The synthetic lubricant maintains its film strength through reversals better than mineral oil alternatives.
Is the EP-SSGM63 suitable for outdoor exposed installations in tropical climates?
Yes. The EP-SSGM63’s 304 SS housing provides genuine weathering resistance in hot, humid tropical environments where condensation, UV exposure, and frequent rainfall would rapidly degrade painted cast-iron alternatives. IP65 sealing prevents moisture ingress at shaft seals. For outdoor installations in direct sunlight in ambient temperatures above 40°C, verify that the operating duty cycle does not exceed the thermal rating at maximum ambient — the gearbox oil temperature should not exceed 90°C during continuous operation. A ventilation fan or larger oil reservoir accessory can be supplied for high-ambient installations.
What are the output shaft diameter options for the EP-SSGM63?
The EP-SSGM63 output shaft hole diameters range from 20mm to 63mm depending on the selected reduction ratio, with larger diameters at lower ratios. This range covers the driven shaft dimensions typical of industrial conveyor drum hubs, large agitator shafts, and gate valve stems. All shafts include DIN 6885 keyways as standard. For specific driven shaft diameters not covered by the standard range, custom boring to exact diameter is available on OEM orders. Double-ended solid output shafts for tandem machine drives are also available on request.
⭐ Customer Reviews
Craig Morrison — Water Treatment Infrastructure Engineer
Australia 🇦🇺 ★★★★★ 5.0
“We specified EP-SSGM63 units for our new sluice gate actuators at a regional wastewater treatment plant upgrade. The combination of self-locking at 40:1 ratio and 304 SS construction was exactly what our specification required. After 14 months of continuous operation in a hydrogen sulfide-rich environment, there is zero corrosion on the housings. Impressed by the dimensional accuracy and documentation quality.”
Anders Lindqvist — Marine Aquaculture Systems Engineer
Norway 🇳🇴 ★★★★★ 5.0
“Installed EP-SSGM63 units on our offshore salmon pen rotation and feeding systems. The salt air and sea spray exposure that destroys standard gearboxes in under a year has had no visible effect on these units after two full seasons. The IEC 100 motor pairing at 30:1 ratio provides smooth, reliable pen rotation. We have already reordered for our next farm expansion.”
Roberto Esposito — Industrial Mixing Equipment OEM
Italy 🇮🇹 ★★★★☆ 4.5
“We build stainless steel mixing systems for the Italian food industry and needed a gearbox supplier who could consistently deliver to tight dimensional tolerances. EP-SSGM63 at 20:1 ratio drives our large-batch paddle mixers reliably. Torque capacity is well-matched to our 3 kW motor requirement. Minor documentation delay on the first order, but technical quality is first class.”
🔗 Related Products & Compatible Accessories
⚡ Compatible IEC Motors
○ IEC Frame 71 B5 Three-Phase AC Motor (0.25–0.55 kW)
○ IEC Frame 80 B5 Three-Phase AC Motor (0.55–0.75 kW)
○ IEC Frame 90 B5 Three-Phase AC Motor (0.75–1.5 kW)
○ IEC Frame 100 B5 Three-Phase AC Motor (1.5–2.2 kW)
○ IEC Frame 112 B5 Three-Phase AC Motor (2.2–4.0 kW)
○ ATEX Ex d rated motors for hazardous area marine/chemical installations
🔧 Optional Accessories
○ Output Flanges — heavy-duty B5/B14 stainless flanges for large driven shafts
○ Single/Double Solid Output Shafts — DIN 6885 keyway, 304 SS standard
○ Torque Arms (Type E) — heavy-duty stainless reaction bracket for agitator drives
○ Protective End Cover (Type D) — IP65 sealed cover
○ IP67 shaft seal upgrade — for marine/deck wash exposure
○ 316L stainless housing upgrade — for high-chloride or aggressive chemical media
Specify EP-SSGM63 for Your Heavy Industrial Drive Application
Ever-power provides full engineering support, material certifications, and competitive pricing for the EP-SSGM63 heavy-duty stainless steel worm gear reducer. Distributor partnerships and OEM volume pricing available globally.
📧 Request Engineering Support & Quote
🏭 About Ever-power
✉ [email protected] | Global Distributor & OEM Enquiries Welcome
