比泽尔冷冻油B320SH 螺杆压缩机冷冻机油R22制冷剂专用油

Piston compressor活塞式压缩机:

 B5.2专用于R22冷媒
 BSE32／55专用于404A，134a等环保HFC冷媒

 Piston compressor：

B5.2 dedicated to R22 refrigerant

BSE32/55 dedicated to 404 a, 404 a, such as environmental protection HFC refrigerant

Screw compressor螺杆压缩机:
B100，B170，B320，专用于R22冷媒
BSE170专用于404A，134a等环保HFC冷媒

Screw compressor：

B100, B170 B320, dedicated to R22 refrigerant

BSE170 dedicated to 404 a, 134 a HFC refrigerant of environmental protection, etc