... , funnel lining, 4 Advantage:Wear resistance Raw materials Name friction coefficientSelf lubricating water lubrication oil lubricationUHMWPE 0.10 ~ 0. ... so on a series of advantages, instead of manganese steel plate, stainless steel, steel grit, concrete used for lining, funnel ... so on a series of advantages, instead of manganese steel plate, stainless steel, steel grit, concrete used for lining, funnel ...