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WKA57-145.15-71B5

  1. Chinese Manufacturers
  3. WUMA
  5. Helical Gearbox
CAD model selection
HELP_VARIABLE
MODEL
Model
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
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