Hezhen Sio2 Nano White Powder Tianjin Silica Powder Food Grade Silicon Dioxide Food Grade Iron Oxides 98% 7-10 Days HZ 14464-46-1

Hezhen White carbon black silicon dioxide for rubber products tire manufacturing shoe sole industry improving coating performance

Hezhen bentonite powder for deodorant additives and cosmetics industry

Hezhen Sepiolite powder for building thermal insulation coating for sepiolite brake pads with good adsorption decolorization and dispersion

Hezhen Dyed color sand artificial micro landscape net red sand children's entertainment playground space sand can be customized

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Hezhen mica sheet for insulation gasket in electronic industry high temperature and corrosion resistant mica powder for plastic industry