Detail Information For 55mm Injection Screw and Barrel for PP, LDPE Preform Bottles: Application: for preform bottle injection molding machine. Screw's quality: nitriding quality, screw be coated with hard chrome layer Barrel's quality: nitriding quality, bimetallic quality and others. Detail Information For All Brand Injection Molding Screw and Barrel: Brief introduction: it can be used in vertical& horizontal type injection molding machine, has different quality for different working sotuation, we can design it according to different material or customers'requirements. Specification: Diameter: Ø20mm-Ø300mm Clamping force: 100KN-35000KN Shot weight: 30g-30000g Quality: there are many different quality can be chosen, from normal nitriding quality to best abrasive& corrosive resistance, welcome to contact us. Heat treatment: Advance hardening and tempering Nitriding treatment Mid/high-frequency quenching Vacuum hardening Technical Param…