we mainly produce bonnell spring ,pocket spring ,spring steel wire for mattress ,we have our own factory ,there about 26 SX-80i HUAJIAN coil spring machinry ,18 SX-200 HUAJIAN assembling machinery ,2 fully transfer line for bonnell spring .5 LIANROU pcket spring machinery,and 1 fully automatic transfer line for pocket spring .
We produce 2000 piececs of bonnell spring unit per day ,20ton of bonnell spring ,and 100 tons spring steel wire ,200 piece of pocket spring daily.We can ship the goods within 25 days after received your advanced payment .
As to the high carbon spring steel wire
1. wire dia :1.3-5.0mm
2. high tensile :GB4357-89 GROUP C
SPRING STEEL WIRE
CHEMIC COMPONENT OF THE STEEL
TENSILE STRENGTH
Dia.(Ø)mm.
C
Mn
Si
S (max.)
P (max.)
1
1.6
0,42-0.45
0,50-0.80
0,17-0.37
0,009
0,014
1860-2210
2
1.8
0.58-0.62
0,50-0.80
0,17-0.37
0,009
0.014
1730-1890
3
2.0mm
0.67-0.75
0,50-0.80
0,17-0.37
0,009
0.014
1660-1960
3. process:cold-drawing
4. packing:250kgs per coil with plastic ,700-800 kgs per carrier
5. payment terms: TT,Lcat sight
6. container:1*20GP ,20-25tons could be load on
Spring steel wire workshop
Product Description
As to the bonnell spring
Bonnell spring ,mattress spring core, innerspring,can be customized and price compeitive Bonnell spring Detailed Product Description Our company produces bonnell springs and bonnell spring units for use in mattress manufacturing.
Below are the specifications that we currently work with. Input Materials
- Spring wire (mm): 2.1-2.3mm
Helical wire (mm): 1.4 Spring Coil Configuration-
Number of Turns: 4, 5,6
Height of Springs (mm): 80-180mm
Diameter of Spring (mm): 80-85mm
Options- with or without border frame compressed packing Please also visit us at our website and feel free to contact us through alibaba with any specifications not listed above that address your local market. We would appreciate
