Custom Plastic Injection Molding Parts Manufacturer | OEM Injection Molding Service

Winzun Precision Technology Co., Ltd. is a professional plastic injection molding manufacturer providing custom injection molded parts, injection mold making, and OEM manufacturing solutions. We specialize in precision plastic injection molding, mold design, tooling, and mass production for various industries.

Professional Plastic Injection Molding Solutions

• Product design analysis and DFM (Design for Manufacturing) review
• Custom injection mold design and mold making
• Moldflow analysis for complex plastic parts
• Precision plastic injection molding production
• OEM & ODM injection molding services

Complete Mold Manufacturing Process

Before mold production, we provide:

✓ 3D mold design drawing
✓ DFM report
✓ Mold structure analysis
✓ Moldflow simulation (for complex projects)

Our in-house mold making workshop ensures strict control of mold precision, quality, and production schedule.

Standard mold making time: 20–40 days depending on part complexity and mold requirements.

Plastic Injection Molding Materials

We support a wide range of injection molding materials:

ABS, PC, PP, HDPE, POM, PA6, PA6+GF, Nylon, PVC, PMMA, PET and other engineering plastics.

Material selection can be customized according to strength, temperature resistance, appearance, and application requirements.

Injection Molded Parts Surface Finishing

Available surface treatments:

Texture Finish | Sandy Finish | MT Texture | YS Texture | SPI Finish | EDM Finish | Smooth Finish | Glossy Finish | VDI Texture

One-Stop Plastic Manufacturing Service

Besides plastic injection molding, Winzun provides:

• Plastic parts printing
• Ultrasonic welding
• Product assembly
• Customized packaging

Why Choose Winzun Precision Technology?

✓ Professional plastic injection molding manufacturer in China
✓ Custom OEM plastic parts production
✓ In-house injection mold manufacturing
✓ Precision molding and quality control
✓ One-stop solution from prototype to mass production

Winzun Precision Technology Co., Ltd. delivers reliable custom plastic injection molding solutions for global customers.

Frequently Asked Questions (FAQ) – Plastic Injection Molding Service

Q1: How long does it take to make an injection mold?

A: Normally, injection mold production takes around 4–5 weeks. The actual lead time depends on mold complexity, mold size, cavity number, part structure, and surface finish requirements.

Q2: How fast can I get a quotation for my plastic injection molding project?

A: Winzun Precision Technology Co., Ltd. usually provides a quotation within 24 hours after receiving your inquiry and product information. For urgent projects, please contact our sales team directly for priority support.

Q3: What CAD file formats do you accept for injection molding projects?

A: We accept most common 3D CAD file formats, including:

STEP / STP / IGS / IGES / X-T / SolidWorks files

Please send your 3D drawing, 2D drawing, or product specifications. Our engineering team will review your design and provide professional DFM suggestions.

Q4: Do you provide mold maintenance and after-sales service?

A: Yes. Winzun provides professional after-sales support for injection molds. We offer mold maintenance, troubleshooting, and technical assistance to ensure stable production after mold delivery.

Q5: Do you provide assembly and secondary processing services?

A: Yes. Besides plastic injection molding, we provide complete secondary services, including:

• Product assembly
• Ultrasonic welding
• Printing
• Surface finishing
• Packaging solutions

We help customers achieve a complete one-stop manufacturing solution.

Q6: How do you ensure plastic injection molded parts quality before shipment?

A: Quality control is strictly managed throughout the production process. Before shipment, we provide inspection reports, product photos/videos, dimensional inspection, appearance checking, and packaging confirmation.

Third-party inspection is also welcome.

Q7: How do I choose the right plastic material for my product?

A: Material selection depends on product application, mechanical requirements, temperature resistance, appearance, and production environment.

Our engineering team will recommend suitable materials such as:

ABS, PC, PP, POM, PA6, PA6+GF, Nylon, PMMA, PET, PVC and other engineering plastics.

Q8: What payment terms do you accept?

A: Our standard payment terms are:

T/T: 50% deposit before production, balance before shipment.

Other payment terms such as L/C can be discussed according to project requirements.