Each BLT-7A ~ 120A / W screw compressors are designed, manufactured and tested according to strict standards. And the use of patented oil-injected screw rotor to provide a unified group can ensure long-term stable operation and significantly reduce energy consumption and help customers save production costs. Meanwhile Bolet features improve the service support system, careful to protect the interests of customers. · Host unified core components supplied by the company, using the world's most advanced rotor technology; · Patented line, the best line speed, always in the most efficient operation of state, energy efficiency significantly ahead of the market similar products; High rigidity design of the rotor, prevent internal leakage, ensure reliable operation and long life.