Glass beads for grinding,blasting,polishing and reflecting mark Specifications 1 Character: Colourless and transparent ball, no visible bubbles and impurity. 2 Specification:BS6088,EN,KS,AASHTO M247,JT,TS 3.manufacturer 1.Intorduction: The glass beads made of the soda-lime silica glass has the good chemical stability, certain mechanical intensity and hardness, so as polishing and grinding.Donot pollute the processing metal.,accelerate the cleaning up, make the processing material to restore[...]