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  • What is the Difference Between Thrust Bearing and Ball Bearing?
    • Jul , 11 2021

    Thrust ball bearing (Three-Piece Thrust Bearings and Washersis only suitable for bearing one side axial load) Deep groove ball bearing is mainly used to bear pure radial load, also can bear radial and axial load at the same time The deep groove ball bearing has the advantages of small friction coefficient, high limit speed and simple structure, Thrust ball bearing is mainly composed of shaft ring,...

  • What is the Composition of 420 Stainless Steel?
    • Jul , 14 2021

    SUS440C Stainless steel Material    Specification C Cr Mn Si P S Mo 0.95-1.20% 16-18% 1.0%Max 1.0%Max 0.04%Max 0.03%Max 0.75%Max Mechancial Properties Tensile Strength 285,000 psi Yield Strength 275,000 psi Density 0.277 Ibs/cu in Physical Property Corrosion resistance Fair Magnetic Yes Size Range 0.8mm  ( 1/32" )    to    63.5mm   ( 2-1/2" ) Hardness H...

  • What is a Window Roller?
    • Jul , 28 2021

    Window Roller is a bearing with plastic coated roller can be used for doors and windows. Pulley bearings are deformation lever, which belongs to simple machinery of lever type and has a wide range of uses. It not only saves labor, but also changes the direction of force. The pulley whose central axis moves with the weight is called the movable pulley. It is a deformed unequal arm lever (labor-savi...

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