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Compression Spring

Compression springs are one of the most common and fundamental types of helical springs. Their primary function is to resist and absorb axial compressive forces, meaning they provide a counteracting pushback when squeezed along their central axis.

How They Work:
When an external force compresses the spring from both ends, the spring shortens, absorbing and storing energy (potential energy). Once the external force is removed or reduced, the spring releases the stored energy and attempts to return to its original shape and length, generating a rebound force.

Key Features:
Shape: Typically cylindrical, though variants like conical or barrel-shaped designs exist for specific needs.
Coils: In their free (unloaded) state, there is space between each coil.
End Structures: The ends are often ground flat to ensure the spring stands upright and distributes force evenly.

Common Applications:
Compression springs are extremely versatile and can be found almost everywhere, such as in:
Everyday items: Ballpoint pens (for clicking mechanisms), automobile suspension systems, toys, washing machines.
Industrial applications: Valves, molds, heavy machinery, shock absorbers.
Electronics: Smartphone buttons, battery contacts.
In summary, a compression spring is a fundamental mechanical component that stores energy by being compressed and provides a rebound force, making it an essential part of many devices and products.

Project Size Custom made
Material Spring steel (SWC), piano wire (SWP), stainless steel (SUS), mild steel, phosphor bronze, 60Si2Mn, 55CrSi, T9A, A3, titanium alloy, nickel-plated wire, galvanized wire, tinned wire, enameled wire
Surface treatment Galvanizing, nickel plating, anodizing, black oxidation, electrophoresis, power coating, gold plating, silver plating, tin plating, paint, Chorme, phosphate, Dacromet, oiling, copper plating, sandblasting, passivation, polishing, etc.
Package PE bags, cartons, pallets, customized according to customer needs
Application Automotive hardware accessories, electrical equipment, electronic products, medical equipment, fitness equipment parts, industrial equipment, mechanical parts, office equipment, children's toys, etc.
Experience Heli Spring has 31 years of experience in spring and stamping manufacturing
  • ×
    Compression Spring

    Compression Spring

    Project Size Custom made
    Material Spring steel (SWC), piano wire (SWP), stainless steel (SUS), mild steel, phosphor bronze, 60Si2Mn, 55CrSi, T9A, A3, titanium alloy, nickel-plated wire, galvanized wire, tinned wire, enameled wire
    Surface treatment Galvanizing, nickel plating, anodizing, black oxidation, electrophoresis, power coating, gold plating, silver plating, tin plating, paint, Chorme, phosphate, Dacromet, oiling, copper plating, sandblasting, passivation, polishing, etc.
    Package PE bags, cartons, pallets, customized according to customer needs
    Application Automotive hardware accessories, electrical equipment, electronic products, medical equipment, fitness equipment parts, industrial equipment, mechanical parts, office equipment, children's toys, etc.
    Experience Heli Spring has 31 years of experience in spring and stamping manufacturing
    Contact Us
    Share:
  • ×
    Compression Spring

    Compression Spring

    Project Size Custom made
    Material Spring steel (SWC), piano wire (SWP), stainless steel (SUS), mild steel, phosphor bronze, 60Si2Mn, 55CrSi, T9A, A3, titanium alloy, nickel-plated wire, galvanized wire, tinned wire, enameled wire
    Surface treatment Galvanizing, nickel plating, anodizing, black oxidation, electrophoresis, power coating, gold plating, silver plating, tin plating, paint, Chorme, phosphate, Dacromet, oiling, copper plating, sandblasting, passivation, polishing, etc.
    Package PE bags, cartons, pallets, customized according to customer needs
    Application Automotive hardware accessories, electrical equipment, electronic products, medical equipment, fitness equipment parts, industrial equipment, mechanical parts, office equipment, children's toys, etc.
    Experience Heli Spring has 31 years of experience in spring and stamping manufacturing
    Contact Us
    Share:
  • ×
    Compression Spring

    Compression Spring

    Project Size Custom made
    Material Spring steel (SWC), piano wire (SWP), stainless steel (SUS), mild steel, phosphor bronze, 60Si2Mn, 55CrSi, T9A, A3, titanium alloy, nickel-plated wire, galvanized wire, tinned wire, enameled wire
    Surface treatment Galvanizing, nickel plating, anodizing, black oxidation, electrophoresis, power coating, gold plating, silver plating, tin plating, paint, Chorme, phosphate, Dacromet, oiling, copper plating, sandblasting, passivation, polishing, etc.
    Package PE bags, cartons, pallets, customized according to customer needs
    Application Automotive hardware accessories, electrical equipment, electronic products, medical equipment, fitness equipment parts, industrial equipment, mechanical parts, office equipment, children's toys, etc.
    Experience Heli Spring has 31 years of experience in spring and stamping manufacturing
    Contact Us
    Share:
  • ×
    Compression Spring

    Compression Spring

    Project Size Custom made
    Material Spring steel (SWC), piano wire (SWP), stainless steel (SUS), mild steel, phosphor bronze, 60Si2Mn, 55CrSi, T9A, A3, titanium alloy, nickel-plated wire, galvanized wire, tinned wire, enameled wire
    Surface treatment Galvanizing, nickel plating, anodizing, black oxidation, electrophoresis, power coating, gold plating, silver plating, tin plating, paint, Chorme, phosphate, Dacromet, oiling, copper plating, sandblasting, passivation, polishing, etc.
    Package PE bags, cartons, pallets, customized according to customer needs
    Application Automotive hardware accessories, electrical equipment, electronic products, medical equipment, fitness equipment parts, industrial equipment, mechanical parts, office equipment, children's toys, etc.
    Experience Heli Spring has 31 years of experience in spring and stamping manufacturing
    Contact Us
    Share:
About
Wenzhou Heli Spring Manufacturing Co., Ltd.

Wenzhou Heli Spring Manufacturing Co., Ltd., established in 1992, is a high-quality spring manufacturer integrating design, production, sales, and service. It boasts over 8,000 square meters of standardized factory space and is equipped with over 200 pieces of modern production and testing equipment.

Our main products include low-voltage electrical springs, high-voltage electrical springs, pneumatic springs, extension springs, automotive springs, wire-formed springs, and cage springs, which are widely used in various industries, including electrical, automotive, hydraulic, electronic, and mechanical.

To accelerate industrial upgrading and market expansion, the company established "Kunshan Heli Spring Manufacturing Co., Ltd." in Kunshan, Jiangsu in 2005, covering 40 mu (approximately 1,000 acres), forming a coordinated manufacturing network for north-south development.

Heli Spring is ISO 9001 and IATF16949 certified, and has been awarded numerous honors, including "National High-Tech Enterprise," "Zhejiang Province Science and Technology Enterprise," and "Industry Advanced Enterprise." Leveraging over 30 years of expertise in spring manufacturing, Heli Spring continuously advances traditional manufacturing technology. Combining automated production lines, CNC spring coiling equipment, heat treatment systems, and comprehensive quality control systems, we provide reliable, high-performance spring products and customized solutions for various industries.

During the spring manufacturing process, we utilize the latest CNC machining equipment and precision manufacturing techniques, rigorously controlling every production step to ensure dimensional accuracy, consistency, and consistent quality.

We also have established a comprehensive quality management system (LATF/TS16949) to thoroughly inspect and control raw materials, semi-finished products, and finished products, ensuring that every spring product delivered to our customers meets the highest standards.

Certificate of Honor
  • Product quality customer satisfaction unit
  • CCTV17 channel CCTV broadcast brand
  • AAAA-level unit
  • Governing Unit
  • Excellent Supplier
  • Growth companies
  • Advanced Enterprises in the Industry
  • Excellent Supplier
  • Star Enterprise
  • Excellent demonstration unit
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