... proof air oil cooler AH1490-EXC manufacturers and suppliers in China,Website:http://www.coxintech.com, welcome ... not generate spark and keep the machine/system in safety. Our explosin-proof air oil cooler ... 100L/M to 500L/M, it is widely used in chemical, petrochemical, mine, gas, textile, metallurgy etc ... working days; for special design, we can delivery in 1~2 weeks; Normally, the package is inner ...