Shandong China Coal Group
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Mine car wheels sets:
1. material: cast steel or cast iron
2. constitute: two wheels, one axle, four bearings, and other parts.
3. loading capacity: 1-25tons, each one is ok.
4. wheel sets gauge: 600mm, 762mm, 900mm, and etc.
5. the type of the wheels: hollow wheel sets and solid wheel sets.
6.the diameter of the wheels: 300mm, 350mm, 400mm, 450mm
7.the material of the axle: 45# steel, or Q235
8.the quantity of each wheel's bearing: two
9.the material of the bearing: LYC32212, conical roller bearing, deep groove ball bearing