Pp Mold
Custom molds I High-performance PP molding I Fast delivery I Quality assurance
Lightweight and high-strength: PP mold products have low specific gravity, and the finished products are light but tough;
High chemical stability: Suitable for contact with neutral or weak acid and alkali environments such as water and oil;
High molding efficiency: PP has good melt fluidity, short injection cycle, and high efficiency;
Environmental protection and safety: recyclable food-grade and medical-grade PP materials can be used.
Product Introduction
We are a company specializing in injection mold manufacturing and injection molding product processing, with more than 10 years of experience in polypropylene material development. We can provide you with high-performance, long-life PP mold manufacturing and molding services, covering multiple industries such as medical, consumer electronics, and automotive accessories.


Process details: PP mold design and manufacturing case
Project name: High-toughness PP electrical base mold
Product requirements: The shell structure has multiple screw columns, buckles, and ventilation grids, and high dimensional accuracy requirements (±0.03mm).
Process difficulties:
PP material is tough, easy to shrink and warp;
The buckle structure has a tight position, which makes demolding difficult;
Multi-column design is prone to uneven filling and welding marks.
Solution
Add multiple zone runners and hot runner control to the mold design to achieve balanced mold filling;
Use gas-assisted demolding structure to solve the problem of demolding difficulties;
Optimize cooling water channels through CAE flow simulation to ensure shrinkage is controlled within the tolerance range;
The mold steel is H13 and nitrided to extend the mold life to more than 500,000 molds.
This set of PP molds took only 21 days from design, manufacturing, mold trial to mass production, saving customers nearly 30% of the development cycle, and the final product reached the mass production standard after one mold trial.

Our advantages
Full-process service from mold design to mass production;
Mold life can reach 500,000-1 million molds;
Complete factory inspection process (CMM, height gauge, etc.);
Strong export capacity, support cooperation with customers in Europe, America and Southeast Asia.

Application areas
Daily necessities: washing and care shells, storage boxes, sealing covers;
Automobile field: fenders, decorative parts, wiring harness sheaths;
Medical products: test tube caps, dispenser shells, disposable consumables;
Lighting shells: lampshade structure, snap-on parts;
Electronic consumer products: remote control shells, socket components, connection modules.
In addition, our customization service is not limited to pp mold, but also covers PE, ABS, PC, TPE and other engineering plastic mold manufacturing and injection molding.
FAQ
If you need more information about PP mold customization, please contact us for free evaluation, drawing analysis and quotation services!


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