Technology / product information

We provide injection molding services for watch housings (cases) using POM (Polyacetal). POM offers excellent durability, strength, and dimensional stability, making it ideal for structural and exterior watch components that require high quality, aesthetics, and reliability.

Specifications & Capabilities
- Supported Material: POM (Polyacetal)
- Injection Molding Machine Capacity: 15–150 tons
- Precision: ±10 µm
- Production capability: From prototyping to mass production.

Key Features & Differentiators
- Expertise in molding thin, complex components for high-precision watches
- Utilization of POM’s properties to achieve strong, durable, and dimensionally accurate parts
- Surface quality control ensuring a beautiful finish and minimized burrs
- Quality management system compliant with ISO 9001 and IATF 16949

Why Customers Choose HAKKAI
- Extensive experience in manufacturing high-precision watch components
- Capability to deliver products that combine durability and aesthetics
- Local production in Thailand (BOI certified) for cost reduction and on-time delivery
- Japanese engineers providing direct support for quality management and technical consultation

📌 If you are interested in our injection molding services, please download the PDF brochure or contact us for more information.

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