Hongfa · 鸿发
EN
中文EnglishРусскийFrançaisالعربية日本語한국어繁體中文Tiếng Việt

Products

Injection screws & barrels

For an injection screw and barrel, start with the molding machine, material and complete front-end assembly. A component drawing should explain the installation as well as the part itself.

Illustration of a plastic injection molding screw beside its matching hollow barrel — Illustration
01

Describe the molding context

Record resin, additives, material changes and the part being molded. State the observed issue and when it appears. Keep machine settings and component observations in the same project record for a more useful review.

02

Include the complete front end

Document the screw tip, check ring, seat and connecting interfaces where applicable. A part that appears similar is not automatically interchangeable; match the drawing, mating components and installation requirements.

03

Prepare a controlled replacement request

Include machine identification, drawing revision, dimensions with units, quantity and acceptance requirements. Product geometry and supply scope must be agreed for the specific project before an offer.

Project downloads

A better brief.
A clearer next step.

Organize the machine, material, drawings and open questions before a technical discussion.