Mainly used with a methane gas explosion hazard in coal mine dust blower FBCD mine for coal mining face exhaust ventilation and pumping gas professional ventilation equipment. Explosion-proof electric motor placed in a sealed chamber, at the rated speed, the freedom to run out of gas conditions, the static pressure difference across the flow chamber static pressure and flow across the chamber at a flow channel not less than 100Pa. FBCD mine dust blower, coal dust (certified), dust blower provided by Zibo Blower Factory Co., Ltd. Zibo Blower Factory Co., Ltd. (www.zibo-fengji.com) is an industry leader in Shandong Zibo, fans, ventilation equipment, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Zibo Blower leadership with the staff warmly welcome all inquiries negotiations to create a better future Zibo Blower.