WK - Helical-bevel Gearbox - Chinese Manufacturers

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Company	Chinese Manufacturers
Description	WK - Helical-bevel Gearbox
Bill of material	WKA57-145.15-71B5
MODEL Model	WKA57-145.15-71B5 WKA57-145.15-71B5
EFFICIENCY Efficiency	94%-98%
HM Housing material	HT250 high-strength cast iron
GM Gear material	20CrMnTi
SHOG Surface hardness of gears	HRC58°~62 °
SM Input / Output shaft material	40Cr
MP Machining precision of gears	accurate grinding, 6 Grade
LO Lubricating oil	Gear oil
HT Heat treatment	Carburizing and quenching
BOB Brand of bearings	HRB heavy-duty bearing, C&U bearing
BOS Brand of oil seal	NAK or other brand
NOISE Noise (MAX)	65~70dB
TR Temp. rise (MAX)	40 ℃
TRO Temp. rise (Oil)(MAX)	50 ℃
VIBRATION Vibration	≤20µm