News

Hollow panel extrusion mold technology explained — mandrel design, weld lines, calibration, materials & die types. Expert insight from Zhongjie's 16+ years of experience.

Plastic extrusion mold maintenance tips covering cleaning, inspection, steel care, storage & rebuild schedules. Protect tooling life with Zhongjie's 16+ years of expertise.

PVC cable trunking mold specification explained — profile dimensions, steel grade, die design, tolerances & supplier criteria. Expert insight from Zhongjie Mould.

Learn how to choose a plastic extrusion die — material type, profile geometry, steel grade, calibrator fit & supplier criteria. Expert guidance from Zhongjie Mould.

Planning a WPC decking extrusion line setup? Learn equipment selection, die specs, line speed, calibration & commissioning from Zhongjie's 16+ years of expertise.

Co-extrusion mold vs single extrusion mold — compare cost, quality, complexity & best-fit applications. Expert guidance from Zhongjie's 16+ years of tooling experience.

Explore the differences between plastic co-extrusion and traditional extrusion. Learn how Zhongjie, a 20-year PVC WPC Extrusion Mould Manufacturer, helps you choose the right method for superior performance.

Discover the benefits and processes of plastic co-extrusion with Zhongjie, a leading 20-year manufacturer of PVC WPC extrusion moulds. Learn about feed blocks, die systems, and industrial applications.

Discover what is a plastic extruder and how it transforms raw pellets into precision profiles. Learn about the extrusion process, machinery, and expert operators.

Discover what is an extrusion die, how it works, and its role in plastic manufacturing. Learn about die design, components, and why expert engineering matters.

Comprehensive guide to PVC extruder machines. Learn how extruders work, maintenance tips, common troubleshooting, and manufacturing processes.

Extrusion vs injection moulding: understand the key differences in process, cost, and materials. Learn when to use extrusion for continuous profiles vs injection molding for 3D parts.