what is the price of polymer pump lubricant in shanxi concrete pipe lubricant? anhui polymer lubricant manufacturer
check the solubility: take 500 grams of water at about 5 degrees, and take 5 grams of lubricant, stir for 1 minute, stop for 3 minutes, stir again for 1 minute, check whether the pump lubricant is completely dissolved and whether caking etc. a good pump moisturizer can be completely dissolved and rendered. how to…
