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Custom torsion spring forms Suppliers for glasses and spectacle frame

Custom torsion spring forms Suppliers for glasses and spectacle frame

Custom torsion spring forms Suppliers for glasses and spectacle frame

Stainless steel:
stainless steel
Mean coil diameter:
27.8 mm
Total number of coils(Nt):
Free angle:
Surface treatment:
High-temperature heat treatment:
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Quantity Needed:
Enterprise Strength
  • Excellent staff is the core part of a company. Nowadays, we have people staffed in several departments including design, R&D with excellent technicians and senior experts in the hardware industry, production, and after-sales department.
  • YUAN SINE SPRING adheres to the service concept to be customer-oriented. We are widely recognized in the market due to quality products and excellent services.
  • YUAN SINE SPRING is always customer-oriented and devoted to offering the best products and service for each customer in an efficient manner.
  • Since established, we have spent years of efforts in the development and production of the hardware. So far, we have mature craftsmanship and experienced workers to help us achieve a highly efficient and reliable business cycle
  • Our global manufacturing and sales network have spread to and other overseas countries. Inspired by the high marks by the customers, we are expected to expand our sales channels and provide more considerate service.
Product Details
YUAN SINE SPRING's tension spring has excellent performances by virtue of the following excellent details.Our products are produced in accordance with . All materials used in the products are well selected and purchased from our reliable partners, which guarantees the competitive price and stable performance.Well-chosen in material, fine in workmanship, excellent in quality and favorable in price, YUAN SINE SPRING's tension spring is highly competitive in the domestic and foreign markets.
Company Advantages
1. YUAN SINE SPRING torsion spring , with comprehensive functionality and high performance, is developed by top-class R&D team. The team has spent a lot time developing the new function of this product.
2. Quality and reliability are the basic characteristics of the product.
3. The product has long-lasting performance and strong usability.
4. This product provided by YUAN SINE SPRING has received much fame for its outstanding features.

Custom torsion spring forms Suppliers for glasses and spectacle frame-1
Torsion Springs & Torsion Spring Manufacturers

Torsion spring is divided into single torsion spring and double torsion spring.  Torsion spring is often sleeve into the pin or shaft, when the external force, that is, according to the spring axis for the axis and produce a torsion force, make the spring roll tight or loose. Double torsion spring is divided into external double torsion and internal double torsion spring. Torsion spring is a variation of the spring to the extreme, from a single twist to double twist, or even all kinds of torsion rod deformation, according to the design of the formation. Torsion spring is a kind of spring of all kinds of design principle is more complex. And the change of type is quite lively.  The theory that involves in the design is the most vexed also. Therefore, it is difficult to master the design. Our torsion springs produce in all shapes, sizes, small, large, extended length and double torsion springs can all be manufactured to our customer’s special and strict requirements.

Product Parameter

Sporting industries(tension & torsion spring for grip trainer vs fishing accessorories)

Stainless steelstainless steel
Wire diameter0.25 mm
Outside of diameter31 mm
Inside of diameter27.8 mm
Mean coil diameter27.8 mm
Active coil number333
Total number of coils(Nt)330
Free angleok
Working angelok
Right hand screwok
Closed and ground ok
Surface treatmentok
High-temperature heat treatmentok


Entertainment industries

Custom torsion spring forms Suppliers for glasses and spectacle frame-2
Sporting industries(extension spring for fishing accessorories)
Custom torsion spring forms Suppliers for glasses and spectacle frame-3
Sporting industries(torsion spring for grip trainer)(1)
Custom torsion spring forms Suppliers for glasses and spectacle frame-4
Sporting industries(torsion spring for grip trainer)(2)

Company Features
1. YUAN SINE SPRING ENTERPRISE CO., LTD has long been committed to the research and development and production of large torsion springs .
2. Our factory is implementing a complete quality tracking system. This means that many variable quality factors can be timely controlled throughout the whole production process.
3. The brand tenet of YUAN SINE SPRING is an operation instruction to develop work. Contact us! Relying on service tenet of torsion spring applications , we endeavor to do the best. Contact us! YUAN SINE SPRING ENTERPRISE CO., LTD adhere to how to make a torsion spring and make torsion spring types as its eternal tenet. Contact us! YUAN SINE SPRING ENTERPRISE CO., LTD can provide OEM service for customers. Contact us!
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