Technology / product information

We provide injection molding services for watch crystals (dial covers) using PMMA (Acrylic), which offers high transparency, weather resistance, and excellent scratch resistance. This makes it ideal for producing high-precision watch glass. Our integrated production system covers the entire process from mold design to mass production.

Specifications & Capabilities
- Supported Material: PMMA (Acrylic)
- Injection Molding Machine: Up to 15–150 tons
- Precision: ±10 microns
- Optical Properties: High transparency, low distortion
- Surface Quality: Scratch resistance, minimized bubbles and cracks
- Production capability: From prototyping to mass production.

Features
- End-to-end process from mold design to injection molding, ensuring precision and stable quality
- Surface polishing technology suitable for optical applications
- Clean production environment to minimize defects
- Quality assurance system compliant with ISO 9001 and IATF 16949

Why Customers Choose HAKKAI
- Advanced molding technology that maximizes the high transparency of PMMA
- Strict surface quality control to prevent scratches, bubbles, and defects
- Local production in Thailand with BOI support, reducing costs and shortening delivery times
- Japanese engineers providing mold design support and quality assurance (QA)

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

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