... exchanger is used in huge manchines as evaporator Shell and tube heat exchanger for heat pump 1Shell ... Condition:1)Refrigerant side (Between the tube and shell):R22,R134a,R404a,R407c,R410a,R600a,etc. Max ... copper tube or finned double-wall copper tube).2)shell: High quality steel ,thickness:4mm. Features:1 ... is fully shaped and then installed into the shell thus free from Products processing defects. 3) ...