... Description ZJD used oil filter/refinery/oil reconditioned machine(high precision)Usage: Model ZJD oil purification plant can fast degas ... in anti-corrosive, thermostable, mechanical strength. Especially, the precision of eliminates impurity is high and the service life is ... to the lower demulsifying value, less water content and high precision impurities.Our products as follows : 1. Insulating oil ...