H and B Series Right Angle Transmission Industrial Gearbox

• Application: Motor, Machinery, Marine, Agricultural Machinery
• Hardness: Hardened Tooth Surface
• Installation: Horizontal Type
• Layout: Coaxial
• Gear Shape: Cylindrical Gear
• Step: Double-Step
• Model NO.: HB
• Type: Gear Reducer
• Transport Package: Wooden Box
• Trademark: Dawang
• Origin: China
• HS Code: 8483409000
• Production Capacity: 600000 Pieces

Product Description

 H B Series Industrial GearBox 





 

Feature:

• Realized parallel shaft,right-angle shaft modes and horizontal,vertical mounting modes. Using less component parts.

• Applying advanced grinding process which improved the stability and the efficiency of transmit power with lower noise.

• Input mode: motor connected flange, shaft input

• Output mode:solid shaft with flat key,hollow shaft with flat key,hollow shaft with shrink disk,hollow shaft with spline connection, solid shaft with spline connection, solid shaft with flange.

• Mounting mode:vertical, horizontal, swing base-mounted, torque-arm-mounted.

• Ratio range:1.23~450. It can be higher when combining with K&R series reducer.

  H & B SERIES

  Transmission stage	B2 (ratio from 5~18)
  	B3 (ratio from 12.5~90)
  	B4 (ratio from 80~400)

  Transmission stage	H1 (ratio from 1.25~5.6)
  	H2 (ratio from 6.3~28)
  	H3 (ratio from 22.4~112)
  	H4 (ratio from 100~450)
  Housing material	HT250 high-strength cast iron
  Housing hardness	HBS190-240
  Gear material	20CrMnTi alloy steel
  Surface hardness of gears	HRC58°~62 °
  Gear core hardness	HRC33~40
  Input / Output shaft material	42CrMo alloy steel
  Input / Output shaft hardness	HRC25~30
  Machining precision of gears	accurate grinding, 6~5 Grade
  Lubricating oil	GB L-CKC220-460, Shell Omala220-460
  Heat treatment	tempering, cementiting, quenching, etc.
  Efficiency	92%~98% (depends on the transmission stage)
  Noise (MAX)	60~68dB
  Temp. rise  (MAX)	40ºC
  Temp. rise (Oil)(MAX)	50ºC
  Vibration	≤20µm
  Backlash	≤20Arcmin
  Brand of bearings	China Top brand HRB,LYC,ZWZ or other brands requested, NSK…..
  Brand of oil seal	NAK--- Taiwan or other brands requested

 

Q: Are you trading company or manufacturer?
A: We are factory.
 

Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock.
 

Q: Can we buy 1 pc of each item for quality testing?
A: Yes, we are glad to accept trial order for quality testing.

Q:How to choose a gearbox which meets your requirement?
A:You can refer to our catalogue to choose the gearbox or we can help to choose when you provide
     the technical information of required output torque, output speed and motor parameter etc.

Q: What information shall we give before placing a purchase order?
A:a) Type of the gearbox, ratio, input and output type, input flange, mounting position, and motor informationetc.
     b) Housing color.
     c) Purchase quantity.
    d) Other special requirements.