Special Cements

Special cements are csa cement types that serve some specific function such as altering the setting or hardening behavior of a concrete, producing different colors for architectural effects, imparting superior workability, imparting water retention and plasticity to mortars, resisting the penetration of water in walls or containment vessels or simply reducing the cost of the cementing agent. This article gives descriptions of the basic characteristics of certain special cements and their applications.

 Those described include: calcium sulfoaluminate cements, calcium aluminate cements with special setting and hardening properties, cements with special colors (white Portland and buff-colored).

Refractory Products

Refractory products fall into two categories: brick or fired shapes, and specialties or monolithic refractories. Refractory linings are made from these brick and shapes, or from specialties such as plastics, castables, gunning mixes or ramming mixes, or from a combination of both.

 Oreworld Trade (Tangshan) Co. is a professional high alumina cement suppliers in Tangshan City, China's. Our major products are refractory bricks, insulating bricks,  refractory mortars, high alumina brick, ceramic fiber blanket, ceramic fiber board, alumina ceramics and other industrial ceramics.