Metal Overmolding

Reduce time‑to‑market for electronic enclosures, medical devices, and automotive components by up to 30% . Ideal for Corporate Purchasing Managers and Technical Directors who demand high‑quality, cost‑effective solutions . 1. High Price, Low Value

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Accelerate Your Product Launch with Metal Overmolding – Precision, Speed & Zero‑Risk Samples

Reduce time‑to‑market for electronic enclosures, medical devices, and automotive components by up to 30%. Ideal for Corporate Purchasing Managers and Technical Directors who demand high‑quality, cost‑effective solutions.

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The Real‑World Pain Points Stopping Your Growth

1. High Price, Low Value – Many overseas suppliers charge premium rates for metal overmolding while delivering inconsistent tolerances. A recent Grand View Research report shows that cost overruns can erode ROI by up to 15% per project.

2. Quality Gaps – Defects such as flash, warpage, or delamination lead to costly re‑work. According to MDPI’s study on material characterisation, inaccurate viscosity data can increase defect rates by 22%.

3. Slow Delivery & Shipping – Traditional batch‑order cycles exceed 45 days, and international freight adds another 2‑3 weeks. This delays product launches and hurts competitive positioning.

4. Compliance Uncertainty – Without proper CE, ISO, or RoHS certifications, your product may be blocked from EU or US markets.

5. Limited Design Flexibility – Many factories cannot accommodate OEM/ODM design changes after tooling is set, forcing you to compromise on functionality.

Solve These Issues Now →

Why Guangdong Yingtai’s Metal Overmolding Is the Answer

End‑to‑End Factory Capability – 55 silicone moulders, 80 plastic injection machines, and 20 hydraulic presses on a 35,000 m² campus.
ISO 9001 & CE Certified – Full compliance with EU, US, and Asian regulations.
Fast‑Track Tooling – Rapid‑tooling (24‑48 h) for prototypes; full‑scale steel molds within 2 weeks.
High‑Speed Delivery – Average lead time 12 days for standard overmolded parts, 24 days for complex OEM designs.
Cost‑Effective Pricing – Competitive unit cost thanks to vertical integration and in‑house testing.
Full‑Spectrum Material Library – Medical‑grade LSR, high‑temperature silicone, flame‑retardant grades, and more.

Technical Specifications (Typical for 30 mm‑200 mm Parts)

Parameter	Range	Unit	Typical Value
Mold Cavity Tolerance	±0.02 – ±0.05	mm	±0.03
Injection Pressure	80 – 180	MPa	120
Cure Temperature (LSR)	150 – 200	°C	175
Cycle Time (Standard)	6 – 14	sec	9
Hardness (Shore A)	30 – 80	°	55
Temperature Resistance	‑50 to +250	°C	200

Key Application Scenarios

Consumer Electronics Enclosures – Waterproof, shock‑absorbing housings for smartphones, wearables, and IoT sensors.
Medical Device Seals – Biocompatible LSR overmolded gaskets meeting ISO 13485 and FDA 21 CFR 820.
Automotive Interior Trim – Soft‑touch steering wheel inserts, dashboard controls, and under‑the‑hood protection.
Industrial Controls – Vibration‑damped knobs and connector housings for harsh environments.

metal overmolding production line at Guangdong Yingtai

high‑speed silicone injection molding machine for metal overmolding

precision CNC machining of metal cores for overmolding

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Frequently Asked Questions

What is the typical MOQ for metal overmolding projects?

We accept orders as low as 500 pieces for standard designs. For custom tooling, the MOQ rises to 2,000 units to amortize mold cost.

Can you handle multi‑material (metal + LSR) dual‑shot overmolding?

Yes. Our low‑temperature cure LSR (see KCI study) enables dual‑shot injection with aluminum or stainless‑steel cores in a single cycle, cutting cycle time by up to 35%.

Aluminum Vs Titanium Properties

What certifications do you provide for EU and US markets?

We hold ISO 9001, ISO 13485, CE, FCC, RoHS, REACH, and GS certifications. Full documentation is supplied with every shipment.

How do you ensure dimensional accuracy for tight tolerances?

Our AI‑driven process monitoring (see arXiv 2025 paper) uses real‑time pressure and temperature sensors to adjust injection parameters, guaranteeing ±0.03 mm tolerance on 200 mm parts.

What are the payment terms for first‑time buyers?

Standard terms are 30 % T/T deposit, 70 % before shipment. For qualified partners we offer L/C or net‑30 after sample approval.

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Ready to Transform Your Product Line?

Limited‑time offer: Free engineering sample (up to 10 pcs) and a money‑back guarantee if the first batch fails to meet specifications.

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Offer expires 30 days from first contact. Stock is limited for high‑volume runs.

What Our Clients Say

Emily Chen, Senior Engineer – AeroTech Ltd.
“The metal‑overmolded sensor housings arrived in 10 days, met IP68 rating, and saved us $0.45 per unit versus our previous supplier.”
David Patel, Purchasing Manager – MedEquip Co.
“Zero‑defect batch, FDA‑compliant documentation, and the free sample convinced us to place a 50 k unit order within a month.”
Sofia Rossi, CTO – GreenDrive EV.
“Hybrid metal‑overmolded battery‑module brackets survived thermal cycling tests with a 12 % weight reduction – exactly what we needed for range improvement.”

About the Author

Michael Zheng, Ph.D. – Senior Materials Engineer with 18 years in silicone and metal overmolding, former R&D lead at a Tier‑1 automotive supplier, published author on LSR simulation (MDPI, 2024). Michael regularly consults for Fortune‑500 OEMs and contributes to industry standards.

Contact: lh@yingtai168.com | Phone: +86 177 2243 7688