Bangkok Sanyo Spring Co., Ltd.

How to Choose the Right Spring for Your Industrial Application

Springs are critical components in engineering and industrial applications used to absorb shock, manage force, and ensure system reliability. Choosing the correct spring type ensures long-term performance, durability, and safety. ■ Types of Springs and Their Suitable Applications 1. Compression Springs ✅ Description: Coiled springs that compress when a load is applied and return to their original length when the load is removed. ✅ Applications: Shock absorbers, industrial machinery, automotive components, and electronic devices. 📌 Best for: Load-bearing applications such as car bumpers, engine valves, and household appliances. 2. Extension Springs ✅ Description: Springs that stretch under tension and return to their original shape when the force is released. ✅ Applications: Garage doors, machinery, fitness equipment. 📌 Best for: Applications requiring tensile force, such as door mechanisms and retractable systems. 3. Torsion Springs ✅ Description: Operate by twisting around an axis to provide torque or rotational force. ✅ Applications: Clips, hinges, suspension systems. 📌 Best for: Applications needing rotational force, such as door hinges, paper clips, and furniture mechanisms. 4. Leaf Springs ✅ Description: Made of layered metal strips that can withstand heavy loads and absorb shock effectively. ✅ Applications: Vehicle suspensions, trucks, heavy machinery. 📌 Best for: Heavy-load and impact-absorbing applications. ■ Key Factors in Selecting the Right Spring 1. Material Selection - Stainless Steel: Corrosion resistance - Carbon Steel: High strength - Alloy Steel: Heat-resistant 2. Load & Size Requirements - Coil diameter, spring rate, and number of coils—all must match application needs 3. Environmental Conditions - Use Inconel or stainless steel in high-temperature or corrosive settings 4. Long-Term Durability - Choose heat-treated springs for frequent or high-cycle use ■ Choose Bangkok Sanyo Spring for High-Precision Springs Bangkok Sanyo Spring Co., Ltd. manufactures high-quality, certified springs in Thailand for the automotive, electronics, appliance, and industrial markets. We provide expert consultation and customised solutions tailored to your needs. For more details or to download the product PDF, feel free to contact us!

What Is Insert Molding? Metal-Plastic Integration Explained

■ What Is Insert Moulding? Insert moulding involves placing a metal or non-plastic insert (such as steel, brass, or copper) into a mould cavity before injecting molten plastic. Once cooled, the plastic encapsulates the insert, forming a strong, unified part that blends strength, functionality, and design flexibility. ■ How It Works 1. Metal inserts are pre-positioned in the mould (manually or via automation) 2. Plastic is injected into the cavity, flowing around the insert 3. The moulded part cools and solidifies, forming a single integrated component ■ Key Benefits - Enhanced Durability: Stronger than plastic-only parts - Reduced Assembly: Eliminates extra steps, streamlining production - Cost Efficiency: Fewer parts and processes mean lower costs - High Precision: Ensures accurate insert placement - Flexible Design: Combines multiple functions in one part ■ Common Applications - Electronics: Connectors, relay bases, sensor housings - Automotive: Wire harness clips, casings for electrical parts - Medical: Durable, lightweight medical components - Consumer Devices: Structural elements with metal inserts (e.g., threads or conductors) ■ Why Choose Bangkok Sanyo Spring? Bangkok Sanyo Spring Co., Ltd. specialises in high-precision insert moulding with advanced machinery, in-house mould design, and certified quality control (ISO/IATF standards). We provide reliable, cost-effective solutions customised to your product and production needs. If you're looking for a reliable partner for high-quality insert moulding, Bangkok Sanyo Spring is the trusted choice. For more information, please download the PDF or feel free to contact us directly.

How Precision Spring Manufacturing Reduces Your Production Costs

■ Hidden Costs of Low-Quality Springs Springs are essential for force distribution, vibration damping, and restoring motion. Yet many factories overlook the hidden costs of subpar springs, including: - Machine breakdowns - Production delays - Frequent maintenance - High defect rates These problems can be avoided through high-precision spring forming using modern technology. ■ Evolution of Spring Forming Technology Modern spring production has advanced far beyond manual or semi-automatic systems. Key innovations include: - Multi-axis CNC Forming Enables precise, complex shapes with minimal variation - In-line Quality Inspection Real-time checks for dimensions, elasticity, and load force - Automated Wire Feeding & Tension Control Maintains material consistency and reduces error rates ■ Tangible Cost Reductions By adopting modern CNC spring forming, manufacturers can: - Reduce scrap rates by 30–50% - Cut labour costs via automation - Increase output speed with shorter cycle times - Minimise final inspections - Reduce field failures and warranty claims ■ How to Choose the Right Spring Manufacturer Look for these key capabilities: - Multi-axis CNC machines and tooling variety - In-line inspection systems - Custom production via CAD or 3D drawings - Traceable production processes - Cross-industry experience (automotive, electronics, etc.) ■ Why Bangkok Sanyo Spring is the Right Partner Bangkok Sanyo Spring Co., Ltd. delivers value-driven spring solutions with: - Advanced CNC Forming for precise and complex shapes - Real-Time Quality Control to ensure consistent results - Custom Engineering Support based on customer specs and prototypes - Expertise in High-Reliability Sectors, especially automotive and electronics We help you reduce manufacturing costs without compromising on quality, durability, or delivery reliability. For more information, please download the PDF or contact us directly.