Capabilities

From ultra-precise mold making and medical-grade injection molding to LSR silicone, CNC machining, prototyping, assembly, quality inspection, and engineering support — GSTAR MOLD provides complete precision manufacturing services.

Custom Manufacturing On Demand

We create customized designs on demand to meet your specific needs. You can decide your desired manufacturing volume and other processes based on your goals.

Mold Manufacturing

We deliver high-quality injection molds tailored to client specifications. With advanced plastic injection machines and innovative technologies, we ensure premium mold manufacturing solutions with excellent precision, efficiency, and durability for complex product designs.

Finishing: 20+

Part Accurancy: 0.01mm

Low Volume Manufacturing

We provide multiple low-volume manufacturing options, including vacuum casting, CNC machining, and plastic injection molding. Production ranges from 20 to 500 units, with a lead time of 10 business days.

Capacity: 500+

Lead Time: 15 business days

High Volume Manufacturing

Our extensive capabilities enable us to support high-volume manufacturing, including injection molding, sheet metal fabrication, and other processes tailored to your specific needs.

Capacity: 1000+

Lead Time: 25 business days

Our Capabilities:

We offer comprehensive mold design services including optical structure design, moldflow analysis, DFM optimization, and precision tolerance control.

  • Mold accuracy up to 0.02μm, injection part tolerance within 0.3μm
  • Full range of medical/optical-grade materials: PC, COC, COP, PEI, PPSU, etc.
  • World-class QA systems with Zeiss CMM, Agilent spectrometer, stress testing
  • Optical & mold design support, moldflow analysis, assembly and packaging
  • Export experience with top clients in North America, Europe, and Asia

Processing Equipment

With 208 precision injection molding machines (30T to 350T) and a full suite of mold manufacturing equipment, we deliver high-quality production of optical lenses, medical disposables, automotive components, and silicone parts. Our expertise includes multi-cavity molds, hot runner systems, 2K/3K molding, high-polish surface tooling, and ultra-thin wall parts.

Mold Quality Control

Technology & Equipmentl

  • Material inspection for hardness and wear resistance.
  • Precision dimension verification with high-accuracy tools.
  • Surface treatment evaluation for smoothness and finish.
  • Assembly testing to ensure correct and tight fit.

Quality Assurance

  • Zeiss CMM, UA3P surface profiler, Agilent spectrophotometer
  • Stress analysis, salt spray, drop test, thermal cycling
  • In-house test jigs, light source simulation, optical centering system
Injection Parts Quality Control

Assembly capability

We operate a modern, well-equipped manufacturing environment designed for precision, cleanliness, and efficiency. Our workshops are divided into specialized zones to meet the requirements of different industries and products:
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