KNOWLEDGE

The automatic unloading start valve is used in compressed air pipeline systems such as Roots blowers or screw blowers. When the blower starts, the conveyed gas flows into the outside through the unloa

Flexible joint or Flexible expansion joint are usually used for connection piping. Flexible rubber expansion jointis relatively light in weight, requiring no special handling equipment to the position

One direction check valve for roots blower,check valve controls the direction of fluids and are designed to prevent flow back only in one direction.