The Air operated ball valve series are designed for controllingthe powders containing dusts or solid bodies, especially for thosefields or systems as coal-powder injection in high-furnace, airflowlines, lance lines, etc.
1. Wear-auto-compensation equipment is applied with the valveseat to effectively ensure the sealing performance of the valve. 2. The seal ring made from exotic materials features such spe-c ialties as high-temperature resistance, abrasion-resistance, longservice-life, etc. 3. The valve bears those characteristics like compact structure, flexible on-off, and convenient method for installation and mainte-nance.