Good Reputation High Quality Lift Worm Gear Speed Reducer Material Gearbox

Product Description TYPEBKM50,BKM63,BKM75,BKM90Transmission StageB: 2 stagesC: 3 stagesRatioB: 7.5,10,12.5,15,20,25,30,40,50,60C: 50,60,75,100,125,150,200,250,300Output torqueUp to 500NMMotor power0.12~4KW,with flange:B5 or B14Housing materialAluminum alloyOutput shaftmaterial: 40CrHardness level: 2......

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Product Description

TYPE	BKM50,BKM63,BKM75,BKM90
Transmission Stage	B: 2 stages
Transmission Stage	C: 3 stages
Ratio	B: 7.5,10,12.5,15,20,25,30,40,50,60
Ratio	C: 50,60,75,100,125,150,200,250,300
Output torque	Up to 500NM
Motor power	0.12~4KW,with flange:B5 or B14
Housing material	Aluminum alloy
Output shaft	material: 40Cr
Output shaft	Hardness level: 242-286HB
Helical gear	Material:20CrMnTi
	Hardness level: 58-62HRC
	Precision level:6 grade
Transmission efficiency	B:92%-94%
Transmission efficiency	C:90%-92%
Oil seal brand	SKF
Bearing	C&U
Lubricant	Mineral oil or sythetic oil

Difference from RV
project	BKM	RV
Transmission	Hypoid gear,Cylindrical gear	Worm wheel,worm shaft
Transmission efficiency	High(about:90%-92%)	Low(about:50%-85%)
Bearing capacity	1-1.5	1
temperature-rise	30°C	60°C
Running temperature	50-60°C	70-80°C
The sealing reliability	High	Low
Life	Long	Short
Self-locking	Non	Some ratio
Extension shaft	Non	Some

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