Plastic Part Production
Custom Injection Molding Service
Move from design review and tooling strategy to molded samples, qualification, and repeat production with one accountable project workflow.
- Processes
- Plastic molding, insert molding, overmolding, LSR
- Tooling
- Single-cavity, family, and multi-cavity strategies
- Support
- DFM, sampling, qualification, and repeat orders
Program Support
From moldability review to stable production
The RFQ process considers part geometry, resin behavior, expected volume, cosmetic requirements, tooling life, inspection, and downstream assembly.
Design for Molding
Review draft, wall thickness, ribs, bosses, gates, parting lines, undercuts, and ejection.
Tooling Strategy
Balance tooling construction, cavity count, inserts, mold life, maintenance, and production rate.
Sampling and Approval
Evaluate initial molded samples and requested dimensional or material documentation.
Production Management
Coordinate resin, molding, finishing, assembly, packaging, and repeat delivery schedules.
Processes
Injection molding options
| Process | What It Adds | Typical Uses |
|---|---|---|
| Plastic Injection Molding | Repeatable thermoplastic parts from a machined mold | Housings, brackets, clips, covers, functional components |
| Insert Molding | Metal inserts or hardware encapsulated during molding | Threaded interfaces, electrical contacts, reinforced features |
| Overmolding | A second material molded over a substrate or first shot | Grips, seals, soft-touch areas, impact protection |
| Liquid Silicone Rubber | Flexible, temperature-resistant silicone components | Seals, valves, covers, medical-style and consumer components |
| Family and Multi-Cavity Tools | Multiple parts or repeated cavities in one tool | Higher output or matched component sets |
Resins
Common molding materials
Commercial grades can be selected for strength, impact, temperature, flame, UV, chemical, wear, optical, or regulatory needs.
Tooling
Information that shapes the mold plan
Volume Forecast
Share pilot quantity, annual demand, program life, and likely demand peaks.
Surface and Color
Define texture, gloss, color standard, cosmetic zones, weld-line limits, and gate restrictions.
Part Function
Call out sealing, snap fits, threads, living hinges, structural loads, and assembly interfaces.
Change Strategy
Identify uncertain features early so replaceable inserts or staged tooling can reduce revision risk.
Qualification
Build the inspection plan around critical-to-quality features
Available planning can include sample reports, dimensional layouts, material documentation, color checks, appearance standards, capability studies, and custom control requirements. State the required format before tooling begins.
FAQ
Injection molding questions
Can you support low-volume molding?
Yes. The tooling strategy can be adjusted for pilot, bridge, or longer production needs rather than assuming one mold construction for every program.
When should I use overmolding?
It is useful when a part needs a soft grip, seal, vibration isolation, impact protection, or a permanent second-material interface.
Can you help select a resin?
Provide mechanical, temperature, chemical, appearance, flame, UV, and regulatory requirements so suitable commercial grades can be evaluated.
What should be included in the RFQ?
Send the model, drawing, resin or performance requirements, color, finish, order volume, annual forecast, inspection needs, and target date.
Start a Molding Program
Share the design and volume forecast.
Our team will review tooling, resin, sampling, and production requirements.