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  • Rubber Hollow glass microspheres main physical and chemical properties

    Rubber Hollow glass microspheres main physical and chemical properties

    Rubber Hollow glass microspheres is a white powder with a whiteness above 93%, a PH value of 6-7, an average particle size of 2.50.5um, a specific gravity of 2.7g/ml, and a Mohs hardness of 7.8. T he application of Rubber Hollow glass microspheres in coa...
  • Evaluation of NSK bearings

    Evaluation of NSK bearings

    The main product of NSK bearing is bearing, which is the foundation of all machines; it is an indispensable product in modern society; it is known as the food of the machinery industry; NSK bearing ensures the quality of all industrial prod...
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