Eastop Industry Co., Ltd.  

Product Name: Good Mechanical Properties Nmrv Worm Gearbox Size 025 to 150 Model NO.: rv Type: Worm Gear Box Step: Double-Step Installation: Horizontal Type Hardness: Hardened Tooth Surface Layout: Three-Ring Function: Distribution Power, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction Application: Motor, Machinery, Marine, Agricultural Machinery Bearing: C&U or Other Chinese Brand Oil Seal: SKF Nak Ksk Lubricant: Shell Synthetic Oil Available Worm Shaftmaterial: 20cr Housing Material: Aluminum or Cast Iron Gear Surface Hardness: 56-62HRC Output Torque: 2.6nm-3000nm Model: Nmrv025-Nmrv150 Trademark: Eastop Machine Transport Package: Standard Export Packing Specification: ISO, CE Origin: Zhejiang HS Code: 520000 Product Description Worm GearboxPRODUCTS CHARACTERISTICS:GMRVseries worm reducer is a new-generation of products developed by our factory on the basis of perfecting WJ series products with a compromise of advanced technology,its' main features are as follows:1 Made of high quality aluminum alloy, light weight and non-rusting2 Large output torque and high radiating efficiency3 Smooth running and low noise, can work long time in dreadful conditions4 Good-looking appearance, durable service life and small volume5 Suitable for omnibearing installationMAIN MATERIALS:1.housing: aluminium alloy ADC12(size 025-090); die cast iron HT200(size 110-150);2.Worm:20Cr, carbonize&quencher heat treatment make gear surface hardness up to 56-62 HRC; After precision grinding, carburization layer's thickness between 0.3-0.5mm.3.Worm Wheel:wearable stannum alloy CuSn10-1SURFACE PAINTING:Surface Painting: For Aluminium Alloy housing, Shot blasting and special antiseptic treatment on the aluminium alloy surface. After phosphating, paint with RAL5010 blue or silver grey paint. For Cast Iron housing, first paint with red antirust paint, then paint with RAL5010 blue.FAQ:Q: Do you offer OEM service?A: YesQ: What is your payment term?A: 30% T/T as deposit in advance, 70% balance receipt of the copy of B/Lor before shipment.Q: What is your lead time?A: about 25 days after receipt the deposit or original irrevocable L/C.Q: What certifiicate do you have?A: We have CE, ISO. And we can apply for specific certificate for different country.