... casting production 4.Test:UT,MT,impact Sand Iron Casting gear box (1)High quality cast iron worm gearbox,worm reducer, (2)large ... output torque,stable transmission with lower noiseFeatures:1) Made of high quality cast iron for big size speed ... , NMRV130,NMRV1502) Speed ratio: 7.5 to 1003) Max. output torque: 1,074N.m4) Input power: 1.1 to 7.5kWWe warmly welcome your business ...