Solid/Hollow Shaft K77 Series Helical Bevel Gear Reducer

• Customization: Available
• Application: Machinery, Agricultural Machinery
• Hardness: Hardened Tooth Surface
• Model NO.: EWK37-187
• Installation: 90 Degree
• Layout: Right-Angle
• Gear Shape: Bevel Gear
• Step: Three-Step
• Type: Gear Reducer
• Power: 0.12-200kw
• Torque: 155-50000n. M
• Efficiency: 8.1-191, Imax: 13459
• Transport Package: Standard Seaworthy Packing
• Trademark: eastwell
• Origin: China Shanghai
• HS Code: 8483409000
• Production Capacity: 1000 Sets/Month

Product Description

Technical Parameter

Housing material	HT200 high-strength cast iron(EWK37, EWK47, EWK57, EWK67, EWK77, EWK87)
Housing material	HT250 High strength cast iron(EWK97, EWK107, EWK127, EWK157, EWK167, EWK187)
Gear material	20CrMnTi
Gear Surface&hardness	HRC58°-62°
Gear core hardness	HRC33°-78°
Input/Output shaft material	40Cr
Gear Machining precision	Accurate grinding 6-5 grade
Heat treatment	Carburizing, Quenching etc
Efficiency	Up to 92%
Noise(Max)	60-67dB
Installation type	Foot mounted, flange mounted
Output type	Solid shaft, Hollow shaft, splined hollow shaft, shrink disk
Bearing brand	NSK, SKF, HRB, ZWZ etc
Oil seal brand	NAK, KSK etc
Lubricant	VG220
Motor	IP55, F class
Motor shaft	40Cr, Carburizing, Quenching etc
Warranty	12months
Color	Blue, Grey

Features
♦Specially designed for agitator. 
♦Compact structure, Integrated casting housing, low noise and long service life. 
♦High efficiency and low maintenance. 

Technical Data
Ratio I=8.1~191, combination of EWK/EWR is up to13459
Efficiency: 94%, and combination of EWK/EWR85%. 
Size EWK37~EWK187. 

Industrial Application
Power Plant Equipment
Metallurgical Industry
Metal Forming Machinery
Petrochemical Industry
Mining Machine
Hoisting Machinery
Construction Industry
Environmental Protection Industry
Cable Industry
Food Machinery

Certificates
Passed " ISO 9001 International Quality System Certificate", "Europe CE Certificate", " Swiss SGS Certificate", "High-tech enterprise certificate of Shanghai city", "Excellent performance management enterprise of Shanghai city", etc. 
FAQ
1. Q: Can you make as per custom drawing? 
A: Yes, we offer customized service for customers. 
2. Q: Are you a factory or trading company? 
A. We are manufacturer in Shanghai China. 
3. Q: What's your MOQ? 
A: One piece. 
4. Q: What's your production time? 
A: 7-15 working days after receiving payment. 
5. Q: What's your payment terms? 
A: T/T, 30% payment in advance, 70% balance payment should be paid before shipping. 
6. Q: What's your package? 
A: In wooden box packaging. 

Shanghai EASTWELL Gear Reducer Co., Ltd., former a joint venture invested by is a Shanghai EAST PUMP GROUP and Well Company of America. We are professional manufacturer of the gear reducers and specialize in the gear reducers area in China for 20 years. EASTWELL has excellent R&D team, top-ranking production and test equipment. So we have the strong power in the developing and manufacturing the standards type as well as the customized type gear reducer for our customers.