Product Name: Nmrv Reduction Worm Gearbox/Speed Reducer Model NO.: NMRV50 Type: Worm and Wormwheel Hardness: Hardened Application: Industry Color: Red, Blue, Grey, Yellow Manipulate Way: Semi-Automatic Manipulation Changes Way: Mixed Manufacturing Method: Cast Gear Material: Aluminum Trademark: Kailida or OEM Transport Package: Carton, Wooden Case, Plywood Specification: SGS Origin: Zhejiang, China Product Description NMRV REDUCTION WORM GEARBOX1.Good quality,long life time,low noise.2.Compact,convenient.3.High efficiency,big torque. ModelNMRV SERIES Single StageRV25-RV150 Ratio7.5-100 Input Power0.06KW-15KW Output Speed14-280rpm Output Torque 5-1800NmCore partsworm wheel,worm shaftCore parts material worm shaft:20 Cr Mn Ti,worm wheel:Nodular cast iron interal,9-4 copper external Lubrication RV30-90:synthetic oil, RV110-150:GN460-W mineral oilBearingsC&U