high pressure air blower 1.Max rotary speed 5000rpm 2.introduce overseas technology 3.high quality ZYSRH High pressure Roots blower Main features:High rotary ... bearing can running with high speed under the high tempreture condition.Bearing’s axial is fixed by the ... information:Standard accessories:blower,inlet silencer with filter,outler silencer,pully,belts,belts cover,pressure release valve, check ...