... coal preparation, power generation, iron and steelmaking, cement, asphalt, dredging, mining and mineral processing, oil and gas drilling . 2. ... flow gives the products excellent sealability that protects the pipe wonderfully. 2. Unique abrasion and impact resistance The ... impact and abrasion from materials.3. smooth inner wall Pipe with Integrated Abrasion-resistant ceramic (RHS) adopts the Integrated ...