R290 propane, also known as coolant, is a new type of environmentally friendly hfc refrigerant, mainly used in central air-conditioning, heat pump air-conditioning, home air-conditioning and other small refrigeration equipment.

High-purity R290 is used as a Temperature sensitive medium; the excellent and top A R290 can be used as r22 replacement, compatible with the original system and lubricants, for central air-conditioning, heat pump air-conditioning, home air-conditioning and other small refrigeration equipment, but also for metal oxygen gas cutting.