Silver Antirust 3.6MM Double Cone Springs , 5" Height Bonnell
Springs For Sofa And Chair
|Wire Diameter||Caliber||Middle Dia.||Height||Turns||MOQ|
Upholstery Double cone springs are used in traditional upholstery.
There are various gauges (thickness ) of wire used, as a general
guide they are used as follows:
9 gauge (3.65mm) are used for chair and sofa seats
10 gauge (3.25mm) are used for dining seats, small chair seats and sofa
12 gauge (2.64mm) the thinnest are used for sofa and chair arms.
Diameter across the top and bottom of the springs approx.
3.5"/9cm for springs 4" and 5" high
4"/10cm for springs 6",7" and 8" high
4.5"/11cm for springs 9" and 10" high
Coil springs are usually attached to webbing using a clinch it tool
or button twine. When the springs have been properly spaced and
attached they must be tied. It is important to tie the springs in a
way that they can act as a unit when complete. Jute twine is the
most popular choice for securing the springs. There are two common
ties that are used to fasten the springs to the frame and to each
Design of springs is important
Care needs to be taken when designing a spring for a particular
application. As you don’t want it to be too hard to compress, as
conversely, you wouldn’t want it to be too forgiving. Typically,
the number of coils and or the wire diameter determines the
strength of the spring in practical terms, but too many coils will
hamper the function of it, and not allow ‘even’ compression. Too
few coils and the spring will be in danger of completely collapsing
and not returning to its original position on return.
1. Free design construction,hand craft is available to any
imaginable shape and size of seat.
2. Premium high coil spring hand-tied coil system using tempered
steel coil springs tied at right arrangement for comfort and proper
3. Installation versatility - can be installed on woven strips or
sheets or webbing or sinuous spring etc.
1. Close-fitting comfort: free combination create varying fegrees
2. Stable quality:Juxing's high tempered spring technology provides
consistent quality products.
3. Supernormal durability: heavy gauge,big size,more convolution
spring coils provides a great steady system.