Reduction Gearbox for High quality cheap tower crane slewing ring

Overview

Quick Details

Place of Origin:

Zhejiang, China

Brand Name:

EPT

Model Number:

hollow shaft gearbox of WJ30~WJ150

Rated Power:

0.09~7.5kw

Gearing Arrangement:

Worm

Output Torque:

up to 880Nm

Input Speed:

<2000rpm

Output Speed:

1.3~193rpm

Ratio:

7.5~100

Color:

RAL9006 aluminium, RAL5010 blue or other

Input Form:

IEC flange, solid shaft

Output Form:

Solid shaft, hollow shaft

Mounting Position:

Foot mounted, flange mounted or torque arm mounted

Certificate for motor:

CE,UL,CSA

Material:

Cast aluminium alloy, Cast iron

Quality Control System:

ISO9001:2008

Supply Ability

Supply Ability:

7000 Piece/Pieces per Month

Packaging & Delivery

Packaging Details

standard export packing (carton and pallet)

Port

Ningbo or Shanghai

Lead Time
:

15~25 workdays according to quantity

Online Customization

small worm gearboxes for lift

Small size: standard export packing (carton and pallet);

Big size: fumigated wood carton or non-wood packing material carton

About us

We are one of the leading manufacturers of worm gearbox in China, specialized in gearbox industry for 22 years. Our products have been reputed by our customers for long. Manufacturing according to the ISO9001 quality control system guidelines. We help our customer develop special gearbox for their application and OEM service offered.

Product features

1. WJ series worm reducer gear box adopt aluminium alloy or cast iron square housing, small size and elegant appearance.

2. It is flexible and convenient to install,steady running,efficent radiator,low noise,high carrying ability.

3. The products have been widely used for machinery equipment, such as chemical, plating, ceramic, pharmaceutical, leather, foods,beverage,etc.

General Technical data

Housing material	ZL108 Al-alloy or HT200 cast iron
Worm wheel material	ZCuSn10Pb1
Worm gear material	40Cr
Lubricating oil	GB Gn230-460 Synthetic or Mineral oil
Efficiency	50%~65%
Noise (MAX)	60~68dB
Temp. rise (MAX)	50°C
Temp. rise (Oil)(MAX)	60°C
Vibration	≤20µm
Backlash	≤20Arcmin
Brand of bearings	C&U or other brand requested
Brand of oil seal	NAK— Taiwan or other brands requested

Model	Shaft Dia.	(mm)	Center Height	Output Flange Dia.	Power	Ratio	Permitted torque	Weight
	Solid(h6)	Hollow(h7)	(mm)	(mm)	(kw)		(Nm)	(KGS)
Wj30	14	14	40	80	0.09~0.3	7.5~100	22	1.5
Wj40	19	18/19	50	110	0.12~0.5	7.5~100	55	2.5
Wj50	25	25	60	125	0.18~0.7	7.5~100	120	4
Wj63	25	25	72	180	0.37~1.5	7.5~100	175	6
Wj75	28	28	86	200	0.55~3	7.5~100	280	9
Wj90	35	35	103	210	0.75~4	7.5~100	425	13.5
Wj110	42	42	127.5	270	1.1~5.5	7.5~100	585	43
Wj130	45	45	147.5	320	1.5~7.5	7.5~100	850	67
Wj150	50	50	170	320	2.2~15	7.5~100	1500	100
Remark: the weight without motor

Combined system

Packages

Company Information

For more parameters and dimensions, please contact with us. Welcome to send us inquiry!

Reduction Gearbox for High quality cheap tower crane slewing ring