Technology / product information

Bangkok Sanyo Spring (BSS) offers wire spring manufacturing in Thailand with strict quality control and flexible pricing. We support a wide range of coiling needs—compression, tension, and torsion—from 0.1mm to 3.0mm diameter.


Bangkok Sanyo Spring Co., Ltd. (BSS), located in Samut Sakhon, Thailand, specialises in coiling processes for spring manufacturing. With decades of experience serving Japanese automotive parts makers, BSS delivers reliable coiling solutions for diverse industries.

Our core products include compression coil springs, tension coil springs, and torsion coil springs. By integrating strong cost management and quality assurance systems, we support both mass production and custom requirements.


■ Key Features
- Strict Quality Management: Consistent quality for demanding clients like automotive parts manufacturers.
- Flexible Cost Control: Optimised pricing through robust internal cost systems.
- Reliable Delivery Network: Fast supply via in-house transport across Bangkok, Ayutthaya, Chonburi, Rayong, and Samut Prakan.


■ Technical Specifications
- Materials: Hard steel wire, piano wire, stainless steel, oil-tempered wire
- Shapes: Compression, tension, torsion coil springs
- Processing Diameter: 0.1 mm – 3.0 mm
- Optional Processes: Deburring, heat treatment, plating, surface treatment


■ Applications
- Automotive: Engine and suspension parts
- Home Appliances: Compressors in refrigerators and air conditioners
- Office Equipment: Printer and copier mechanisms
- Machinery: Parts for industrial robots and assembly lines


BSS is committed to delivering reliable spring manufacturing backed by deep technical knowledge and high responsiveness to client needs.


▶ Download brochure or contact us directly.


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