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Quick Details

Place of Origin:

Zhejiang, China

Brand Name:


Gearing Arrangement:


Output Torque:


Input Speed:

1400 Rpm

Output Speed:


Quality Control System:

ISO 9001-2008




As your requiement

Model Number:


Gear accuracy:

less than 6

Mounting Position:

Horizontal (foot mounted) or Vertical (flange mounted)


20Cr steel, carburization and nitriding treatment


die-cast aluminum alloy,cast iron

Worm wheel:

special wearable nickel bronze alloy



Supply Ability

Supply Ability:
10000 Set/Sets per Month

Packaging & Delivery

Packaging Details
Carton or wooden case packaging,also can according to customers' requirements

Online Customization

High bearing capacity worm/spur gear worm gear speed reducer for cement concrete mixers

Production description

A:Structure Features

1.High quality die casting aluminum alloy housing, suitable for universal mounting.

2.Heat sink design for cooling provides great surface area and higher thermal capacity

than the casting iron housings.

3.025 to 150, with power scope from 60W to15KW.

4.Larger speed ratio range. Each single frame size has 12 ratios from 5:1 to 100:1.

5.Hardened worm with fine grinding has the features of higher efficiency and big output torque.

6.Low noise and stable running, can adapt long term work condition in terrible environments.

7.Light weight, high mechanical strength.

8.Modularization combination PCRW and DRW extend the ration RW reducers from i=5:1 to 3200:1.

B:Main materials


die-cast aluminum alloy (frame size: 025 up to 90) , cast iron(frame size: 110 to 150).

Worm: 20Cr steel, carburization and nitriding treatment(the hardness of tooth is HRC60).

Worm wheel: special wearable nickel bronze alloy.


Aluminum alloy housing:

1.Shot blasting and special antiseptic treatment on the aluminum alloy surface.

2.After phosphating, coated with blue RAL5010 baking finished.

D:Cast iron housing:

painted with RAL5010 blue baking finished.


Packing & Delivery

About us

Guomao Reducer Group Co., Ltd. is a comprehensivepublic companywhich specialize in "GUOMAO"Brand Seriesreducer,gearbox and gearmotors.We have our own factory with more than 3500 workers and more than 20000 designs of fashion geared motor,annual sales volume over 3 billion RMB.

Address:No.111,Xihu road ,high tech zone.Wujin City,Jiangsu province,China

Founding year:1993

Quantity of employees:2000 employees

Factory square:360000square meters

Annual output:over 1.5 billion RMB

Annual production capability:600,000sets

Qualifications of quality:CE,ISO9001:2000

The best workingenvironment andprogramimproveourwork efficiency. That helpsus to supply the best and fast service for clients.


Our service

  • Deliveryontime
  • 24-Hourservice
  • Qualityguaranteed
  • SupportFactoryVisit
  • TechnologySupports
  • Accept customized products


Q: Are you trading company or manufacturer ?

A: We are factory.

Q:How to delivery?

A:By sea- Buyer appoint forwarder,or our sales team find suitable forwarder for


By air – Buyer offer collect express account,or our sales team find suitableexpressfor buyers.

Others – We arrange to delivery goods to some place in China appoint by buyers.

Q: What is your terms of payment ?

A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shipment.

Q:What is your product warranty period?

A:We offer one year warranty since the vessel departure date left China.

If you have another question,

Welcome to contact us for more detail information.

We will reply within 24 hours*7days*12months.

Thanks for your cooperation !