Product Name: Helical Gear Reducer Motorbox for Pump System Model NO.: EWF37-EWF157 Type: Gear Reducer Step: Three-Step Gear Shape: Helical Gear Layout: Parallel Shaft Installation: 90 Degree Hardness: Hardened Tooth Surface Application: Machinery Power: 0.12-200kw Torque: 110-18000n. M Efficiency: 4.3-273, Imax: 18509 Trademark: eastwell Transport Package: Standard Seaworthy Packing Origin: China Shanghai HS Code: 8483409000 Product Description Technical parameterHousingmaterial HT200 high-strength cast iron(EWF37,EWF47,EWF57,EWF67,EWF77,EWF87) Housingmaterial HT250 High strength cast iron(EWF97,EWF107,EWF127,EWF157)Gear material20CrMnTiGear Surface&hardnessHRC58°-62°Gear core hardnessHRC33°-78°Input/Outputshaft material 40CrGear Machining precision Accurate grinding 6-5 gradeHeat treatmentCarburizing,Quenching etcEfficiencyup to 92%Noise(Max)60-67dBInstallation typeFoot mounted,flange mountedOutput typeSolid shaft,Hollow shaft,splined hollow shaft,shrink disk Bearing brandNSK,SKF,HRB,ZWZetcOil seal brandNAK,KSKetcLubricantVG220MotorIP55, F classMotor shaft40Cr, Carburizing,Quenching etcWarranty12monthsColorBlue,Grey Features♦High efficiency and save cost.♦Stable running, low noise and long service life.♦Parallel-axes output, compact structure, high torque transmission.Technical Dataratio i=4.3~273,combination of EWF/EWR is up to18509Efficiency:two-stage96%,three-stage 94%,and combination of EWR/EWR85%.Size : EWF37~EWF157.Industrial ApplicationPower Plant Equipmentmetallurgical Industrymetal Forming MachineryPetrochemical IndustryMining MachineHoisting MachineryConstruction IndustryEnvironmental Protection IndustryCable IndustryFood MachineryCertificatesPassed " 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.FAQ1. Q: Can you make as per custom drawing?A: Yes, we offer customized service for customers.2. Q: Are you afactory 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.