Zhejiang Camp-Shinning New Material Co., Ltd is a professional manufacturer of (1) modified Bentonite Rheological additive with the annual capacity of 20000metric tons (2) of foundry bentonite and oil drilling bentonite with the annual capacity of 50000metric tons. (3) of activated clay with the annual capacity of 20000metric tons. Our moidified bentonite rheological additive has two systems: one is rheological additive for solvent based system and another is rheological additive for ...