86-21-67276706
No. 879, Jinliu Road, Jinshan Industrial Zone, Shanghai, China
Characteristics of High efficiency helical bevel gearbox hoist gearbox :
based on modular combined system, SGR design and develop all kind series gearbox, which is the most common and advanced transmission device nowadays among international power transmission industry, with our strict quality criteria and quality control, we try our best to provide helical bevel helical gearbox with moderate price & high quality, replace oversea product in the field of Transmission Part.
High efficiency helical bevel gearbox hoist gearbox :
| Gearbox Housing material |
HT2OO high-strength cast iron for small size |
| Gearbox Housing material | HT250 High strength cast iron from k97 to K187 |
| Gearbox Housing hardness | HBS90-240 |
| Gear material | 20CrMnTi |
| Surface hardnesss of gear | HRC58°-62° |
| Gear core hardness | HRC33°-40° |
| Shaft material (Input /Output) | 40Cr |
Input/Output shaft hardness | HBS241°-286° |
Machining precision of gears material | Accurate grinding 6-5 grade |
| Heat treatment | tempering & quenching etc |
| Efficiency | up to 98% |
| Noise(Max) | 60-68dB |
| Temperature rise: | 40°C |
| Vibration | ≤20um |
| Backlash | ≤20Arcmin |
| Bearing brand | NSK,HRB,C&U etc |
| Oil seal brand | NAK, CTY,SKF etc |
| Oil | CHELSEA or CHANGCHENG |
| Motor | IP55, F class |
| Motor shaft | 40Cr, Tempering, cementing,quenching etc. |
| Shaft hardness at oil seal postion | HRC48 ° -55 ° |
Package :
SGR gearbox use standard wood case per gear motor | gear unit .
Shipping :
According to Customer requirment , we delivery products by different transport ,Sea shipping , Air Transportation / Express or Truck transportation etc.
You Appoint , We Service !
With all our activities DNV-ISO 9001,SGS -certified, we stand for top-quality service. Entrusting your gearboxes to the care of our Services.
Help protect your gearbox from wear and grinding ,SGR gearbox convert torque reliably and efficiently .
We customize our SGR planetary gear units ,double enveloping worm gearbox ,helical gear motor ,modular design helical gear unit ,worm gearbox ,cycloidal gearbox etc to fit your application and meet your needs.
These features enable a reliable and safe service life of over 200 000 operational hours.
Our customers have been placing their trust in SGR gear units since 1997. More than 500 000 gear units of our gearbox are in use reliably around the world, in many cases under very harsh conditions.
Our Honor and Patent :
about US :
Shanghai SGR Heavy Industry Machinery Co., Ltd. (formerly known as Shanghai Great Wall Reducer Co., Ltd. ) has accumulated rich original designing & manufacturing experience after being founded in 1996. SGR brand planetary gear reducer has won hornor of "Science and Technology Advancement Prize" awarded by the National Speed Reducer & Variator Industry Association.
We produce planetary gear units, planar double-enveloping worm gear speed reducers (cone worm gear reducer), helical-bevel gear motors, worm gear reducers, helical-worm gear motors, helical gear motors and many other types of gear units. SGR gear motors and gear units have given satisfactory performance in different industrial applications, including metallurgy, mineral, architecture, shipbuilding, petroleum combination, aviation space-flight, lift routing, textile mechanic, cement, pharmaceuticals, pumps, general mechanic and other domain.
With the advantage of high quality & competitive price, SGR gear motor and gear units are widely welcomed in domestic market and exported to Southeast Asia, Middle Asia, North America and European countries etc.
With excellent testing program, SGR company is always keeping up with the most advanced technology in the world. We have already acquired DNV-ISO9001: 2008 certificate,SGS,CE etc and a patent on SGR branded gearbox.
We have adopted advanced CAD and CIMS in design & manufacture, which help our engineers develop 3 - 5 series of new efficient products each year. All staff in sales & service department are well trained termly, thus you will be always warmly welcomed and understood by our company.
Our products :
Equipment & Quality Assurance :
