Injection Molding Service: Custom Plastic and Rubber Parts
Our injection molding service ensures expertly precision parts. Trust in our commitment to quality and efficiency for all your custom injection molding needs.
Plastic Injection Molding
Rubber Injection Molding
Overmolding & Insert Molding
Injection Molding Service From Rapid Prototyping to Production
Rapid Prototyping
We help you turn ideas into accurate prototypes, accelerating product development so you can test, refine, and launch.
- Accelerated Time-to-Market
- Cost-Efficient Development
- Comprehensive Material Options
On-demand Manufacturing
We deliver reliable contract manufacturing, transforming your designs into high-quality products at scale while maintaining consistent quality, cost efficiency, and timely delivery.
- Dedicated Project Manager
- Quality Assurance at Every Step
- Flexible Manufacturing Solutions
| Prototyping | Contract Manufacturing | |
|---|---|---|
| Objective | I demand swift design validation with Jiangzhi's efficiency. I seek the flexibility for economical iterations before transitioning into on-demand manufacturing. | I demand reliable production with Jiangzhi's precision. I seek scalable, cost-effective manufacturing that delivers consistent quality and on-time fulfillment. |
| Mold Cavities | Single | Single or multi-cavity |
| Mold Life | Limited (guaranteed for at least 2,000 shots) | Unlimited |
| Mold Storage | Store for 24 months | Forever |
| Mold Material | Aluminum | P20 Steel |
Plastic Material
- ABS(Acrylonitrile Butadiene Styrene)
- PC (Polycarbonate)
- PP (Polypropylene)
- POM (Acetal)
- PE (Polyethylene)
- PS (Polystyrene)
- PVC (Polyvinyl Chloride)
- PU (Polyurethane)
- PA (Nylon)
- PMMA (Acrylic)
- HDPE (High-Density Polyethylene)
- LDPE (Low-Density Polyethylene)
- PC/ABS (Polycarbonate/Acrylonitrile Butadiene Styrene)
Rubber Material
- MVQ(Silicone)
- EPDM (Ethylene Propylene Diene Monomer)
- Nitrile(NBR)
- CR(Neoprene)
- SBR (Styrene Butadiene Rubber)
- NR(Natural Rubber)
- IIR(Butyl Rubber)
- FKM(Viton)
| Finish | Description |
|---|---|
| SPI A1 | 6000 grit diamond, surper high glossy finish |
| SPI A2 | 3000 grit diamond, high glossy finish |
| SPI A3 | 1200 grit diamond, normal glossy finish |
| SPI B1 | 600 grit paper, fine semi-glossy finish |
| SPI B2 | 400 grit paper, normal semi-glossy finish |
| SPI B3 | 320 grit paper, normal semi- |
| SPI C1 | 600 grit stone, fine matte finish |
| SPI C2 | 400 grit stone, medium matte finish |
| SPI C3 | 320 grit stone, normal matte finish |
| SPI D1 | Dry blast glass bead, satin textured finish |
| SPI D2 | Dry blast, dull textured finish |
| SPI D3 | Dry blast, rough textured finish |
Material Melting
Raw material is fed into the injection moulding machine in the form of small pellets. These pellets are then heated to a molten state within the machine.
Injection
Cooling
Ejection
Cycling
Advantages of Injection Molding Parts
From intricate designs to high-volume production, Injection Molding stands out with its precision, efficiency, and adaptability.
- Low production lost with efficient high-volume manufacturing
- Available for a wide range of materials
- Manufacture components with intricate shapes and complex geometries
- Ensure repeatability of production and consistency of quality
- Enhance aesthetics with a variety of surface finish treatments
Custom Injection Molding Applications
Injection molding finds extensive use in producing plastic parts for the medical, consumer, and automotive industries. Commonly manufactured parts include:
- Enclosure
- Pulley
- Gear
- Clip
- Electronic connectors
- Handle
- Bumper
Precision Custom Injection Molding Fundamental
Have questions about injection molding? Get clear answers on achieving high-quality, precise parts efficiently while minimizing waste.
How does injection molding compare to other manufacturing methods?
Compared to methods like CNC machining or 3D printing, injection molding offers faster production speeds, higher precision for high-volume runs, and lower unit costs over time.
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How long does an injection mold last?
The lifespan of an injection mold depends on factors like material hardness, production volume, and maintenance. Typically, it can last anywhere from 100,000 to 1 million cycles.
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What is the typical injection molding cycle time?
The cycle time can range from 10 to 30 seconds for small parts, but it depends on the material, mold complexity, and part size.
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What are common defects in injection molding?
Common defects include warping, sink marks, air traps, flash, and short shots. Proper mold design, temperature control, and material selection can help prevent these issues.
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How do injection molding costs down?
Injection molding costs are typically broken down into material costs, mold costs, labor, and machine operation costs. Mold costs are often the most significant upfront expense.
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What is the importance of mold design in injection moulding?
Proper mold design is crucial to ensure that the mold can withstand the pressures of injection molding, provide consistent part quality, and avoid defects.
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Why Choose Jiangzhi as Your Manufacturing Partner?
FAQs of Custom Injection Molding
What industries use injection molding?
custom Injection moulding service is widely used in automotive, medical, consumer goods, electronics, and aerospace industries for producing various components.
What is the typical lead time for injection molding projects?
Lead times vary but are generally influenced by factors such as part complexity, quantity, material selection, and mold design. In general, Jiangzhi lead time is 3-4 weeks for mold, 2-4 weeks for mass production.
How can I optimize my design for injection molding?
Design considerations include uniform wall thickness, proper gating and venting, draft angles, and material selection to ensure successful and efficient injection molding.
Can injection molding be used for prototyping?
Yes, injection molding can be used for prototyping using rapid tooling or soft tooling methods to create low-volume prototypes.
