In addition to requiring power for its operation, any type of air pump—be it a turbo, a belt-driven Roots-type blower, or even the tire pump you have in your garage—will produce heat when it ...

High quality dual stage VALUE mini vacuum pump /vacuum pump price VRP-8DV USD 166.00-180.00 / Piece 100 Piece/Pieces (Min.Order) VALUE N series electric/mini vacuum pump,Refrigeration spare parts ...

1. Evaporation coating, sputtering coating, oil film plating, optical coating etc. 2.single crystal furnace, multi crystal furnace, vacuum heat treatment furnace ...