Extruder screw and barrel work together. The extruder barrel contains the screw, the screw rotates in the barrel. When the screw rotates and pushes the plastic material to move forward in the barrel. The heaters are outside the barrel, the heat is transferred to the plastic inside the barrel. When screw thread volume gradually reduces, the plastic in the threaded groove is evenly mixed and plasticized. The action of various forces such as extruders. The screw thread is turning and shearing, and gradually melts into a viscous flow state. At last, it moves to the front of the barrel. Then, completing the plasticization of the plastic. The extruder screw and barrel work together normally to ensure the extruder continuously extrudes raw materials for molding.

You can send your inquiry to us about your original screw and barrel details. And attaching the screw barrel drawings if possible(simple hand drawing is also available). Our sales representative will contact you within 24 hours to assist you regarding your inquiry.

Throughout the packing process, preventive measures will be taken so that the goods are in excellent condition while in transit. Please check HUACHEN SCREW factory logistics here.

We offer an implied warranty that assures all our products and services function in the manner designed to.

We HUCHEN SCREW accept payments via T/T, D/A, L/C. Other payment modes are negotiable.

It is usually LCL transportation. The shipping method supports LCL by sea, LCL by railway, and by aircraft. Smaller sizes screw barrels can be shipped by international express. Delivery can also be made at the domestic factory and shipped to the container loading location.

The complete extrusion screw barrel components include 1 screw and 1 barrel. And the twin screw barrel includes 2 screws and 1 barrel.

The quotation from HUACHEN SCREW includes a complete set of screw and barrel. It is generally not recommended to order screw and barrel separately.

First, the barrel screw is a large custom machined parts for the extruder. A complete set of screw barrel could perfectly match the gap between barrel and screw, it is good for plastic materials.

Then, a complete set screw and barrel could provide the same wear and tear degree on both screw and barrel.

The stork model can be ready for delivery in 7 days. Peak season lead time: 45 days, off season lead time: 33days. HCSCREW will begin processing screw and barrel when we receive the agreed upon advance payment. As well as the screw and barrel processing drawings were confirmed. The package will be shipped out after we get your full payment. Please check the process flow for HUACHEN screw and barrel here.