High quality compact design Blowing foot vacuum Valve for vehicles

By vacuum pumping the inner chamber of its assembly, the vacuum pressure shall reach 500mmHg at 66.7Kpa, and the leakage should be within 0.53Kpa for 4 mmHg/min. After being tested for so long, the valve assembly should take another five cycles, and one cycle stands for four hours staying at 78-82 degree temperature and another 4 hours staying at 38-42 degree temperature. The exchange time shall be within 1 minute. Once finished, the valve assembly shall appear no harm and keep to its standard air tightness.Chengdu Gaoxin Zone Huahui Enterprise Co.,Ltd, since its establishment in 2003, has focused on the development, manufacturing and marketing of automotive air conditioning components




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