... or clay 3.higher recycled oil quality 4.Vacuum distillation equipment for used oil This DIR-VIII vacuum distillation machine was installed ... stage cooler,second stage cooler;5,Vacuum system:vacuum cooler,vacuum water tank,vacuum pump set;6,Oil storage system:Receiving tanks for ... ≥228224Pour point°C≤-12-16Neutralization value mgKOH/g≤0.020.02 ( function(){ var aBigImageSrc = [ 'http://i00.i.aliimg.com ...