Bonnell coils are the oldest and most common. First adapted from buggy seat springs of the 19th century, they are still prevalent in less expensive mattresses. Bonnell coils are hourglass-shaped, and the ends of the wire are knotted or wrapped around the top and bottom circular portion of the coil and self-tied.
Our Bonnell spring produced by automatic spring coiling machine,
spring coils with stable quality, profestional design provide different firmness;
spring coils with heat treated high carbon wire gives good surport to your mattress!
Bonnell spring specifications required as below:
A- head-diameter; (60--90mm)
B- height; (80--120mm)
C- wire thickness; (1.4--2.4mm)
D- turns; (4--7turns)
E- mid-diameter; (30-80mm)
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Bonnell spring spcecs range:
wire standard: GB#70
wire thickness: 1.8mm--2.4mm;
height: 8cm--18cm;
head diameter: 60mm--90mm;
middle diameter: 30mm--55mm;
turns: 4--6turns
Bonnell Spring has been presented above, want more similar products, please click spring,coil spring,mattress springs.
Our Bonnell Spring is good in quality and competitive in price. We manufacture Bonnell Spring and supply OEM, ODM service according to your requirement.
If you want more detailed information of this product or related problems, please contact with us, we will reply as soon as possible (general in 24 hours).
Category:
Bonnell Springs
Related Category:
Edgeguard Spring
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Bonnell Spring Description
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