ZigiTech delivers insert molding solutions for product teams that need secure metal-to-plastic integration, reduced assembly steps, and dependable part retention from pilot validation through production release.
Factory-direct insert molding for metal, ceramic, and engineered plastic inserts
Injection Molding Services that reduce secondary assembly and retention risk
Rapid Tooling, pilot builds, and Low-volume Manufacturing support in one workflow
Stable project communication from DFM review through production release
All file uploads are fully secured and kept strictly confidential.
0-shot
Insert encapsulation workflow
Metal +
Plastic and hardware integration
0%
Inspection before shipment
Global
Project response support
What Is Insert Molding?
Insert molding places a metal, ceramic, or engineered plastic insert in the mold before resin is injected, creating one integrated part with stronger retention and fewer downstream assembly steps.
Insert molding is an advanced Injection Molding Services process in which ZigiTech positions a metal, ceramic, or engineered plastic insert inside the mold before resin is injected around it. As the material cools, the insert and molded body become one integrated component, helping us craft parts with stronger retention, dependable conductivity, and improved structural stability. This method is ideal for threaded inserts, terminals, bushings, and reinforced housings because it reduces downstream assembly, supports Low-volume Manufacturing as well as production scale-up, and creates a durable bond between hardware and molded plastic.
ZigiTech supports custom insert molding programs with design optimization, resin-and-insert selection, and Mold Tool Making strategies engineered for complex geometries from concept validation through production release.
Prototyping
Rapid Tooling
Get clearer design feedback and functional validation through premium-grade Rapid Tooling. ZigiTech can fabricate small batches of molded parts for pilot review, helping teams confirm fit, retention, and market readiness while keeping tooling investment cost-effective before full-scale production.
We engineer durable production molds for repeatable insert molding programs that require stable retention and efficient output. By aligning tool steel selection, insert positioning, and process planning, ZigiTech helps customers scale from Low-volume Manufacturing to long-run part supply with dependable quality.
ZigiTech insert molding solutions are engineered for parts with specific functional and visual targets. These design guidelines help improve manufacturability, shorten development lead time, and support cleaner component presentation across Injection Molding Services programs. Review the standard considerations below when planning insert geometry, wall balance, and validation.
Mold steelInjected resinBrass insert
Capability references
Metric and imperial guidelines, validation checkpoints, and inspection options used to scope insert molding programs.
Standards
Description
Maximum Part Size
800 x 1000 x 400 mm 31.50 x 39.37 x 15.75 in.
Minimum Part Size
2 x 2 x 2 mm 0.08 x 0.08 x 0.08 in.
Substrate Wall Thickness
From 0.5 to 3 mm From 0.20 to 0.12 in.
Tolerance
+/- 0.025 mm +/- 0.00098 in.
Inserts
Female and male inserts are both supported to improve component appearance, retention, and utility.
Mold Validation
Provide T0, T1, and T2 samples before mass production
Inspection and Certification Options
First Article Inspection, ISO 9001, ISO 13485
Lead Time
From mold making to sample delivery: 15-45 business days
Advantages and Applications of Insert Molding
Insert molding helps reduce assembly effort, improve part durability, and support multi-material product design across industries that need secure hardware integration and dependable molded performance.
Advantages of Insert Molding
Insert molding helps reduce assembly labor, reinforce part reliability, and support multi-material component integration for products that need both structural and cosmetic performance.
Eliminate assembly: We engineer insert molded parts as one integrated manufacturing process, reducing downstream joining steps.
Reduce costs: Fewer secondary operations can lower total program cost compared with separate molding and assembly workflows.
Reduce part size and weight: Insert molded components can stay lighter and more compact than comparable all-metal constructions.
Improve part strength: Secure insert retention helps enhance wear resistance and structural integrity over traditional assembly methods.
Applications of Insert Molding
Insert molding is suitable for prototype validation and full production programs across multiple industries. Key application areas include the following engineered product categories:
Consumer goods: A strong fit for products that need both functional utility and refined appearance in one molded assembly.
Medical devices: Biocompatible material selection supports instrument housings, handheld tools, and selected implant-adjacent components.
Aerospace and automotive: Insert molding is valued where strength, retention stability, and durable performance are critical.
Communication devices: Useful for connectors, housings, controls, and other compact parts that benefit from integrated hardware.
Verified Client Feedback
Trusted by teams shipping precision parts under real production deadlines.
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The bent sheet metal parts arrived with hardware installed correctly and no confusion against the drawing set. Receiving and inspection both went smoothly.
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We needed stainless parts for a lab instrument where cosmetic defects would have caused trouble during final assembly. The batch looked clean and consistent.
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We appreciated the order discipline as much as the parts themselves. Material confirmation, shipment notice, and invoice timing were all aligned, which is not always the case.
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One prototype project used additive for speed and machining for the mating features. Their team was clear about why that split made sense instead of pushing one route for everything.
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We needed someone who could support early samples and then stay with us through short production runs. That continuity matters once procurement takes over from engineering.
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The soft-tool parts were presentable enough for customer meetings, which helped us bridge an awkward phase before production tooling was ready.
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Our order was not large, but the drawing notes and dimensional callouts were still handled carefully. That gave us confidence to come back with a bigger program later.
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★
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★
Packaging held up well during international transit, which was one of our concerns on a mixed metal parts order. Nothing arrived loose or confused in the box.
★
★
★
★
★
The bent sheet metal parts arrived with hardware installed correctly and no confusion against the drawing set. Receiving and inspection both went smoothly.
★
★
★
★
★
We needed stainless parts for a lab instrument where cosmetic defects would have caused trouble during final assembly. The batch looked clean and consistent.
★
★
★
★
★
We appreciated the order discipline as much as the parts themselves. Material confirmation, shipment notice, and invoice timing were all aligned, which is not always the case.
★
★
★
★
★
One prototype project used additive for speed and machining for the mating features. Their team was clear about why that split made sense instead of pushing one route for everything.
★
★
★
★
★
We needed someone who could support early samples and then stay with us through short production runs. That continuity matters once procurement takes over from engineering.
★
★
★
★
★
The soft-tool parts were presentable enough for customer meetings, which helped us bridge an awkward phase before production tooling was ready.
★
★
★
★
★
Our order was not large, but the drawing notes and dimensional callouts were still handled carefully. That gave us confidence to come back with a bigger program later.
★
★
★
★
★
Packaging held up well during international transit, which was one of our concerns on a mixed metal parts order. Nothing arrived loose or confused in the box.
Put your parts into production today
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