Overmolding
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Custom Overmolding Solutions for a Range of Applications
Our custom overmolding solutions are designed to enhance the functionality, aesthetics, and durability of your parts. Whether you need ergonomic handles, weather-resistant enclosures, or shock-absorbing components.
When you need precision and efficiency, trust us for the best overmolding services. XC Machining delivers high-quality overmolded parts in both small runs and large-scale production
Two-Shot Molding Experts for Multi-Material Components
XC Machining’s plastic overmolding manufacturing services provide high-performance molded parts using a wide variety of plastic materials. As two-shot molding experts, we are skilled at combining two distinct materials into a single molded part. This advanced process allows for multi-material components that are stronger, more versatile, and have enhanced functionality.
Tolerances for Overmolding
| Description | Specification |
| Tolerances | |
| Precision Tolerances | Achievable tolerances as tight as +/- 0.002 inches (0.05 mm) |
| Surface Finish | Ra 16 µin (0.4 µm) to Ra 32 µin (0.8 µm) |
| Minimum Wall Thickness | 0.5mm |
| Minimum End Mill Size | 0.5mm |
| Minimum Drill Size | 1mm |
| Maximum Part Size | 300×300×300 mm |
| Minimum Part Size | 10×10×5 mm |
| Production Volume | Prototyping: 1-100 pcs |
| Low Volume: 101-5,000 pcs | |
| High Volume: Above 5,000 pcs | |
| Lead Time | 7-10 business days for most projects. Delivery of simple parts can be as fast as 3 days. |
Why Choose Overmolding with XC Machining?

In our facility, you have a variety of machines for part production, including CNC turning lathes, milling machines, injection molding equipment, state-of-the-art 3D printing technology, and more.

At XC Machining, we try to ensure your choice is not limited, which is why we offer over 60 materials for you to choose from for your prototypes and products.

In-depth service engineers with the knowledge to address your manufacturing inquiries are available from XC Machining. Our engineers are always on the ground to offer valuable advice.

We offer a range of surface treatments and custom finishes on solid metal and plastic parts, including anodizing, spray painting, vapor polishing, sandblasting, silk screening, etc.
Overmolding Surface finishes Techniques
Sanding smooths the surface of overmolded parts, especially where there’s a seam or excess material, ensuring a uniform finish and a comfortable grip in consumer goods.
Texturing creates a matte or grippy surface on overmolded parts, improving tactile feedback and preventing slipping, commonly applied to tools or ergonomic handles.
Anodizing is applied to metal inserts in overmolded parts to provide corrosion resistance and an aesthetic finish that improves longevity in harsh environments.
Our OverMolding Prototype Manufacturing Capabilities
Provides injection molding for prototypes and custom parts, emphasizing expert support, competitive pricing, and faster production cycles.
Get reliable vacuum casting services for high-quality prototypes and production parts at competitive prices. XinCheng offers highly detailed casting parts with consistent quality.
Uses cutting, bending, and forming techniques to produce precision metal components suited for industrial, commercial, and manufacturing applications.
Specialist Industries
Materials for Overmolding Parts
Stainless Steel, Titanium, Copper Alloys, Tool Steel (via MIM)
Thermoplastics (PP, PE, ABS, PC, Nylon, POM, PS, PMMA, PBT) and Thermosets (Epoxy, Phenolic, Melamine)
Alumina, Zirconia, Silicon Nitride (via CIM)
TPE (TPE-S, TPE-O, TPE-U, TPE-V), TPU, LSR (Silicone)
Bring Your Designs to Life with XC Machining
- Expertise Shared Widely
- Market Reach Expanded
- Advanced Technology Integrated
- Collaborative Innovation Opportunities
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