JWM Series Worm Screw Jack
Original modular design, biomimetic surface with owned intellectual property right.
Adopt German worm hob to process the worm wheel.
Low friction, long lifecycle, high efficiency.
Diverse drives, motor or other power drive, also can be driven by hand.
Various output type.
Main applied for
Hoist and transport
Building and construction
Forest and paper
Agriculture and food
|Housing material||Cast iron/Ductile iron|
|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.|
|Brand of bearings||China top brand bearing, HRB/LYC/ZWZ/C&U. Or other brands requested, SKF, FAG, INA, NSK.|
|Brand of oil seal||NAK — Taiwan or other brands requested|
How to order