Profesyonel grafit malzeme tedarikçisi, EV için grafit, gres, fırın ve diğer endüstriler.

Expandable graphite: a new type of lightweight and high-performance material
(Expandable graphite: a new type of lightweight and high-performance material) Expandable graphite was first discovered by German Schaufautl. İçinde 1841, Schaufautl soaked natural graphite in a mixture of concentrated HNO3 and H2SO4 and, after a…


























































































