Jiangsu Sunzo Spring Elasticity Technology Co., Ltd
| Packaging Details | Carton |
| Delivery Time | Negotiable |
| Payment Terms | Negotiable |
| Material | Alloy steel |
| Tension control | Precise |
| Surface treatment | Corrosion-resistant |
| Customizable tension | Yes |
| Wire diameter | Customizable |
| Free height | Customizable |
| Heat treatment | Specialized |
| Durability | High-strength |
| Fatigue resistance | Enhanced |
| Color coding | Available |
| Quality control | Rigorous |
| Tension testing | Real-time |
| Batch consistency | Guaranteed |
| Deformation resistance | High |
| Service life | Extended |
| Coil dimensions | Precise |
| Coil spacing | Uniform |
| Mechanical stability | Heat-treated |
| Application range | Wide |
| Performance consistency | Batch-tested |
| Place of Origin | Sihong, China |
| Brand Name | Sunzo |
| Certification | CE/IATF16949/45001/14001/9001 |
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Product Specification
| Packaging Details | Carton | Delivery Time | Negotiable |
| Payment Terms | Negotiable | Material | Alloy steel |
| Tension control | Precise | Surface treatment | Corrosion-resistant |
| Customizable tension | Yes | Wire diameter | Customizable |
| Free height | Customizable | Heat treatment | Specialized |
| Durability | High-strength | Fatigue resistance | Enhanced |
| Color coding | Available | Quality control | Rigorous |
| Tension testing | Real-time | Batch consistency | Guaranteed |
| Deformation resistance | High | Service life | Extended |
| Coil dimensions | Precise | Coil spacing | Uniform |
| Mechanical stability | Heat-treated | Application range | Wide |
| Performance consistency | Batch-tested | Place of Origin | Sihong, China |
| Brand Name | Sunzo | Certification | CE/IATF16949/45001/14001/9001 |
| High Light | alloy steel mould spring ，8mm mould spring ，alloy steel 8mm od 20mm long light load compression mould die spring | ||
In mold manufacturing, precision is paramount. Even minor deviations in component performance can result in defective products, increased waste, and costly downtime. Mould Springs play a critical role in maintaining tension and stability during mold operations. Our Mould Spring is engineered with strict production process control to ensure precise tension consistency, guaranteeing reliable performance batch after batch.
Unlike ordinary springs that often suffer from inconsistent tension—leading to mold misalignment, uneven pressure distribution, and defects—our springs are manufactured with rigorous process control at every stage. From raw material selection to final inspection, we implement strict quality checks to ensure precise tension calibration for your specific mold requirements.
Our production begins with premium alloy steel selection, providing the ideal base for consistent tension. Advanced manufacturing equipment shapes each spring with precise dimensions and coil spacing. A specialized heat treatment process stabilizes mechanical properties, ensuring tension retention over time and under repeated compression.
We maintain tension consistency across batches through a strict quality control system featuring real-time tension testing during production. Every spring is tested to ensure it falls within specified tension ranges, with immediate rejection of any non-conforming units.
Our Mould Spring is particularly valuable in precision-critical applications including:
Prevents defects such as uneven part thickness, warping, or incomplete filling by maintaining correct tension at all times.
Our experienced engineering team can work with you to determine exact tension specifications and manufacture springs to meet your precise requirements—whether you need specific tension ranges, wire diameters, or free heights.
Company Details
Business Type:
Manufacturer,Exporter,Seller
Year Established:
2006
Total Annual:
1.2M-1.4M
Employee Number:
160~200
Ecer Certification：
Verified Supplier
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