... :IndustryMain PropertiesApplicationMachinery for food and packing industryfood hygiene,self-lubricating, anti-corrosion, sound deadening star wheel,worm ... face plates,impact plate and so onConstruction Machineryself-lubricating, anti-friction,anti-impactbulldozer shovel lining,excavator ... of machinery tools,and so ongeneral machineryself-lubricating,anti-friction,anti-impactimpeler pulley,bush,axle ...