Zinc pills 0.4 ~ 1.5MM
chemical composition: zn> 99%, hardness :45-50hv, Irving Life: 6000times
tensile strength: 80-240mpa. density : 7.1g/cm3
copper pill 0.4 ~ 1.5MM
chemical composition: Cu :58-99%, hardness of more than Zn :110-300hv, Irving Life: 5000times
tensile strength: 200-500mpa. density : 8.9g/cm3
( kai tai metal abrasive Co., Ltd. Shandong, ) is a research, development, production and yield in one of Asia's largest metal abrasive enterprises, and with the Shandong University, Laboratory of metal abrasive co employ experts and professors, joint research and development " steel shot S780 S660 S550 S460 S390 S330 S280 S230 S170 S110 S70, casting sand G16 G18 G25 G40 G50 G80 ; G120, steel cut wire shot CW1.0 CW1.5, stainless steel balls SUS304 SUS302 SUS430 SUS410 SUS205 SUS410 SUS202, stainless steel cut wire shot, aluminum balls, zinc pills, copper balls " eight series of 80 specifications of metal abrasive products, annual output 15 tons of metal abrasive, now has assets of 4.5 million yuan, annual output value of 10 billion.