Uses: cylinder, hydraulic cylinder piston rod, injection molding, blow molding, casting, curing, plastic, printing machinery. Guide bar equipment, guide posts, bars and other top mold. Widely used in rubber and plastics industry, packaging and printing industry, air hydraulic machinery, construction, engineering machinery, transportation, warehouse equipment, automation equipment. Usages: Cylinder, piston rod of hydrocylinder lnjecting machine, blowing machine, casting machine, sulfuration machine, suction machine, printing machine and so on.Guide-bar, pillar, draw bar, and so on They are widely used in rubber industry,. packing, printing, hydraulic machine, construction, progress, carrying machinery, equipment in warehouse, automotive equipment and so on.