China supplierspiral constant force spring

constant force spring Operating principle:

The constant force spring is made by the rolled stainless steel ribbon, through a particular machine to stereotypia the high strength steel ribbon, when it is straightened by an external force , the constant force spring will roll by naturally and then generate elastic force. Thereby, the object can go back to the appointed original place.

• Made in China
• Both magnetic and non-magnetic are available
• Material standard: JIS G4313
• Material: SUS 301
• Shape: can be customizable

Application of constant force spring:

1) Cable, fire damper

2) Window, door and curtain

3) Automatic propelling shelf spring

4) Adjustment of  LCD and Fan

5) Skin stapler, gas nail gun and book sewer

Constant force spring Scope:

1) Thickness: 0.05~1.5MM

2) Width: 2~50MM

3) Length: according to order

4) Material: Stainless steel, Carbon Steel

Q:How to order our product ?
A:1).Please tell us the model and quantity and other request you need.
2).We make the PI for you.
3).After you confirm the PI, we arrange the order for you after receiving your payment.
4).After the goods finished, we send the goods out to you and tell you the tracking number.
5).We will track your goods until you receive the goods.

Q: What's your warranty ?

A: One years
Q: What's your contact information:
A: Our address: Liushi town, Zhejiang province, China. Sky-pe: CHINAHRYA
Q: What's your shipment method?
A: We ship by Express, by air, by sea, by train. Normally we checked and compare, then provide customer the most proper shipment method.

Q: What's about MOQ?
A: First order MOQ=1pcs
Q: If i want to release order, what's the payment method you accept ?
A: We accept T/T, Paypal, Western union, L/C.
Q: If i want to release order, what's the process?
A: Thanks. You can send inquiry to us by alibaba, or send us by email, we will reply within 24hrs.