Custom Plastic Mold Tooling & Injection Molding Services
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Service Type
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Materials
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Processing Capabilities
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Applications
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Plastic Mold Tooling
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PP, PE, ABS, PC, POM, PA, etc.
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Single-cavity, double-cavity, thin-wall, precision molds
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Automotive, electronics, medical, consumer goods
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Injection Molding
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PP, engineering plastics
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Single-color, multi-color, insert molding, micro-parts
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Mechanical components, equipment parts, household appliances
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Precision Parts
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Engineering plastics
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High-precision machining, tight tolerances
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Watch components, medical devices, electronic components
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Non-Standard Customization
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Various engineering plastics
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Custom design and manufacturing
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Specialized equipment, unique applications
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Description
Custom Plastic Mold Tooling & Precision Injection Molding Manufacturer in China
Xiamen Goldcattle provides end-to-end custom mold tooling and injection molding solutions. From DFM analysis to mass production, we ensure precision, efficiency, and strict quality control for global B2B clients.

Custom Plastic Mold Tooling Capabilities
| Capability | Specification |
|---|---|
| Mold Type | Single cavity / Multi cavity / Insert molding / Overmolding |
| Compatible Materials | PP, ABS, PC, POM, PA, TPU, PE |
| Mold Precision | ±0.02mm tolerance |
| Surface Finish | SPI B1-B3, EDM texture, polishing |
| Mold Life | 50,000 – 500,000+ cycles |
| Production Volume | Prototype to mass production |
| Lead Time | 15-30 days depending on complexity |
Why Choose Xiamen Goldcattle for Mold Tooling
Xiamen Goldcattle operates a fully equipped facility bridging the gap between mold design and mass production. Unlike standard trading companies, our engineers conduct rigorous DFM (Design for Manufacturability) analysis before steel cutting, ensuring potential issues like sink marks or warpage are resolved in the software phase.
We maintain strict in-house quality control, utilizing CMM and projectors to verify dimensional accuracy at every machining node. This systematic approach guarantees that your custom tooling meets exact dimensional specifications and withstands rigorous production cycles.

Plastic Mold Types We Manufacture
Single Cavity Mold
Ideal for prototyping and low-volume production to validate part design before investing in high-cavity tools.
Multi Cavity Mold
Optimized for high-volume production, reducing cycle times and per-part manufacturing costs significantly.
Insert Mold
Used for metal-plastic hybrid components, securely encapsulating metal inserts within molded plastic structures.
Overmolding Mold
Combines rigid substrates with soft-touch TPU/TPE, widely applied in ergonomic grips and electronic casings.
Engineering Plastic Material Selection
| Material | Characteristics | Common Application |
|---|---|---|
| ABS | High impact resistance, machinable | Electronic housings, consumer products |
| PP | Lightweight, chemical resistant | Automotive parts, containers |
| PC | Transparent, high temperature resistance | Impact-resistant parts, lenses |
| PA (Nylon) | High mechanical strength, wear-resistant | Mechanical components, gears |
| POM | Low friction, dimensional stability | Precision moving parts, fasteners |

Our Custom Mold Manufacturing Process
DFM Analysis & Design
Engineers review 2D/3D files to check wall thickness, draft angles, and shrinkage. Mold flow analysis is conducted to prevent filling defects.
Precision Machining
Utilizing 5-axis CNC milling, EDM, and wire cutting to form mold cavities. Hardened steel is processed to ensure tool longevity.
Mold Trial (T1)
First shot samples are injected using actual production parameters. Dimensions and visual appearance are strictly inspected.
Mass Production
After sample approval, tools are moved to the injection floor. Continuous monitoring ensures cycle consistency and part quality.

Precision & Quality Control Parameters
- Dimensional Tolerance: Precision maintained at ±0.02mm for critical features.
- Incoming Material Inspection: Spectrometer testing for steel grade verification.
- In-Process Inspection: CMM (Coordinate Measuring Machine) checks after CNC and EDM operations.
- Final Approval: Full dimensional report provided with T1 samples.

Custom Tooling vs. Alternative Methods
| Feature | Custom Injection Mold | 3D Printing (FDM/SLA) | CNC Machining |
|---|---|---|---|
| Production Volume | High (10k+ parts) | Low (Prototypes) | Low to Medium |
| Per-Part Cost | Very Low (at scale) | High | Medium |
| Material Properties | Production-grade | Limited/Brittle | Production-grade |
| Surface Finish | SPI A1 to D3 | Layered/Rough | Smooth/Machined |
Industries We Serve
Frequently Asked Questions
Q1: What plastic injection molds can you manufacture?
A: We manufacture prototype molds, production molds, insert molds, and multi-cavity molds for engineering plastic parts based on your specific requirements.
Q2: What is your mold tolerance?
A: Our standard precision can reach ±0.02mm depending on the material selection and part structure. Critical dimensions are verified via CMM reports.
Q3: Can you manufacture molds based on physical samples?
A: Yes. We support mold development based on 2D drawings, 3D CAD models, and existing physical samples. We can reverse engineer samples if necessary.
Q4: How long does mold production take?
A: Most custom tools require 15 to 30 days for completion, depending on design complexity, cavity count, and surface finish requirements.











