Tech Spring Industry Co., Ltd.
Tech Spring Industry Company was established in 1987 by Mr. Chao-Jung Chang President of our company. Tech spring is a professional manufacturer for every variety of springs in Taiwan. We began by supplying coil springs, wire forming and continuous stamped boards. In 2005, the company expanded into high-precision plastics production in response to recent growing demand from the 3C industry. Tech spring specializes in the manufacture of springs and metal stampings, such as wave springs, retaining rings, constant force springs, power springs, extension springs, compression springs, torsion springs, Disc spring(Belleville washers)…and many other products, the row materials are imported from Japan, Germany, and the U.S.

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Micro Compression Spring

Welcome ! This category contains detailed information for Micro Compression Spring products. New Micro Compression Spring products will be constantly updated in and added into this category.

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design a special



Micro Compression Spring

( Micro Compression Spring )

We manufactures compression springs in a wide variety of sizes and shapes, such as straight, conical and barrel……etc, with either squared or ground ends. We can carry our micro-precision processing for rectangular, round and other shapes If you need special compression spring size, our experienced engineers are able to design one that is right for your application.

Micro-precision spring are used in electronic parts, sealed die testers, punch needles,
cell phones and digital cameras……etc. Wire diameter : 0.02mm / minimum
Spring outside diameter: 0.08mm / minimum
tolerance: 0.003mm

 

Compression spring theoretical analysis(Round wire,closed&ground)

Item\
Material
Wire diameter d
Outside diameter OD
Number of turns Nt
Free Height FH
Work Height WH
Spring rate K
Load P
Pitch
λ
operating tress
Allowed operating stress
Life cycles prediction
mm
mm
coils
mm
mm
Kg/mm
Kg
mm
degree
㎏/m㎡
㎏/m㎡
cycles
SWPB
0.8
10
6
16
7
0.13
1.18
3.60
11.1
60.92
122
Over 1000K
SUS316
0.8
10
6
16
7
0.12
1.04
3.60
11.1
53.30
73
100K~250K
SUS304-WPB
0.8
10
6
16
7
0.12
1.05
3.60
11.1
54.07
94
Over 1000K
SUS631
0.9
10
6
16
7
0.20
1.80
3.55
11.0
65.40
99
500K~10000K
SUS301
0.8
10
6
16
7
0.12
1.11
3.60
11.1
57.11
108
Over 1000K
Phosphor bronze
0.6
10
6
16
7
0.02
0.19
3.70
11.1
22.80
38
Over 1000K
Beryllium Copper
0.4
4
6
10
8
0.07
0.15
2.30
17.7
24.55
59
Over 1000K
Input parameters section Results section




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 Address :  NO.9, Lane 721, Chung Cheng Rd., Sinjhuang Dist, New Taipei City, Taiwan (R.O.C.)
Telephone :  886-2-2901-9896 886-2- 2904-1027  Fax :  886-2-2904-1022  
E-Mail : tech@da-yi.com.tw