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China high-end Silicone Heat Shrink Tube Factory
Silicone Heat Shrink Tube

China high-end Silicone Heat Shrink Tube Factory

Product Overview

Silicone Heat Shrink Tubing is a tubing material made from silicone for insulation, protection, and wrapping. It can easily shrink in inner diameter when heated .

Thanks to silicone's unique excellent high and low temperature resistance, weather resistance, and electrical properties, this product is widely used in heavy and light industrial electrical fields, transportation equipment fields, home appliance fields, as well as various scenarios such as roller shafts and paint masking .

Heat shrink silicone tubing not only helps in streamlining and improving efficiency in various fields of operation but also maintains stable performance in harsh environments.

  • Project: Conventional type
  • Usage Temperature Range(℃): More than 100
  • Usage Temperature Range(℃): -50-170
  • Tensile Strength(MPa): ≥6.5
  • Fire Retardant Grade: UL-94

Features

  • ◎ Enhanced Softness and Strength

    Crafted from 100% virgin wood pulp with delicate embossing, each tissue achieves an optimal balance of luxurious softness and structural integrity. The embossing process not only creates an elegant texture but also increases the surface area, improving absorbency without compromising gentleness on the skin. The long, pure fibers ensure high wet strength, preventing tearing or linting during use. This makes it ideal for facial care, guest amenities, and sensitive skin applications, offering a noticeably premium experience compared to standard tissues.

  • ◎ Brand Promotion and Aesthetic Appeal

    The tissue box serves as a versatile branding canvas, allowing full customization of logos, colors, patterns, and text. Whether for luxury hotels, corporate gifts, boutique retailers, or event souvenirs, the design can be tailored to reflect brand identity and enhance visual cohesion in any setting. The box itself is made from sturdy, high-quality cardboard with a smooth finish, ensuring durability and a polished appearance. This customization capability turns a practical item into a powerful marketing tool that reinforces brand recognition and leaves a lasting impression.

  • ◎ Commercial Versatility and Bulk Efficiency

    Designed to support a wide range of commercial applications, this product is available in bulk quantities with streamlined customization workflows. From small boutique orders to large-scale corporate procurement, it offers scalable solutions that cater to hotels, spas, offices, and promotional campaigns. The combination of high-quality materials and efficient packaging ensures cost-effectiveness without sacrificing premium appeal. By reducing per-unit costs through wholesale options, it provides businesses with a practical yet sophisticated way to elevate customer experiences and operational standards.

Characteristics

Project

Conventional type

Shrink Temperature(℃)

More than 100

Usage Temperature Range(℃)

-50-170

Tensile Strength(MPa)

≥6.5

tear(ing) strength; peel(ing) strength(KN/m)

≥25

Ultimate Elongation(%)

≥400

Pull off permanent deformation(%)

≥20

rebound degree(%)

≥35

proportion(G/mL)

1±0.1

Dielectric  strength(KV/mm)

≥20

Fire retardant grade

UL-94

hardness(A)

65±10

Main Purpose

Silicone Heat Shrink Tube31

Heavy industry and light industry electrical fields

◎ Heat-resistant protection for internal heaters and sensors in various semiconductor devices.
◎ Heat-resistant protection for internal wiring in photocopiers.
◎ Brushes and rotor insulation covers for generators and vehicle motors.
◎ Power plant, substation brush protection against short circuits caused by birds and small animals.
◎ Heat-resistant and insulating protection for various resistors, transformers, induction heating furnace coils, etc. Temperature sensor lead protection and terminal handling.
◎ Insulation coating for large motor armature wires.
◎ Fiber Optic Outer Jacket.

Silicone Heat Shrink Tube-Application 11

Household appliances field

◎ Protection and coating for the terminal parts of heating cables in electronic ovens, electronic fryers, etc.
◎ Cabling protection for air conditioning transformer.
◎ Water Heater Protection Cover.
◎ Rice cooker temperature sensor lead protection.

Silicone Heat Shrink Tube-Application 21

Transportation equipment field

◎ Heat-resistant coating for various vehicle sensors (oxygen, temperature, etc.).
◎ Application of Car Spark Plug.
◎ Heater Housing Application.
◎ Terminal processing of various wiring harnesses.
◎ Terminal processing for wiring of various transportation equipment.
◎ Buffer material for the turbocharger connection part Anti-Vibration Bicycle Brake Cable Fixing Strap.

Silicone Heat Shrink Tube-Application 31

Various types of rollers and other fields

◎ Masking for Paint and Similar Materials.
◎ Manila Rope Sleeve.
◎ Dental Grinder Handle Sleeve.
◎ Fastening of various thermoformed preforms.

Product specification sheet

Silicone heat shrink tube (conventional) 1.7 times tolerance and packaging mode

specifications

Before contraction

After contraction

Packing

MOQ

Inner diameter

Wall thickness

Inner diameter

Wall thickness

1

1.0-1.5

0.5±0.1

0.54-0.69

0.8±0.15

200M

2000M

1.5

1.5-2.0

0.5±0.1

0.81-1.03

0.8±0.15

200M

2000M

2

2.0-2.5

0.5±0.1

1.08-1.38

0.8±0.15

200M

2000M

2.5

2.5-3.0

0.5±0.1

1.35-1.72

0.8±0.15

200M

2000M

3

3.0-3.5

0.5±0.1

1.62-2.07

0.8±0.15

200M

1200M

3.5

3.5-4.2

0.5±0.1

1.89-2.41

0.8±0.15

200M

1200M

4

4.0-4.8

0.5±0.1

2.16-2.76

0.8±0.15

200M

1200M

4.5

4.5-5.3

0.5±0.1

2.43-3.1

0.8±0.15

200M

1200M

5

5.0-5.8

0.5±0.1

2.7-3.45

0.8±0.15

200M

1200M

5.5

5.5-6.5

0.5±0.1

2.97-3.79

0.8±0.15

200M

1000M

6

6.0-7.0

0.5±0.1

3.24-4.14

0.8±0.15

200M

1000M

6.5

6.5-7.5

0.5±0.1

3.51-4.48

0.9±0.15

200M

1000M

7

7.0-8.0

0.5±0.1

3.78-4.83

0.9±0.15

100M

1000M

7.5

7.5-8.5

0.5±0.1

4.05-5.17

0.9±0.15

100M

1000M

8

8.0-9.2

0.5±0.1

4.32-5.52

0.9±0.15

100M

1000M

8.5

8.5-9.7

0.5±0.15

4.59-5.86

0.9±0.15

100M

1000M

9

9.0-10.3

0.5±0.15

4.86-6.21

0.9±0.15

100M

1000M

10

10-11.5

0.5±0.15

5.41-6.9

0.9±0.15

100M

500M

11

11-12.5

0.5±0.15

5.95-7.59

0.9±0.15

100M

500M

10

10-12

1.0±0.2

5.41-6.9

1.8±0.2

50M

500M

11

11-13

1.0±0.2

5.95-7.59

1.8±0.2

50M

500M

12

12-14

1.0±0.2

6.49-8.28

1.8±0.2

50M

500M

13

13-15.5

1.0±0.2

7.03-8.97

1.8±0.2

50M

500M

14

14-16.5

1.0±0.2

7.57-9.66

1.8±0.2

50M

500M

15

15-17.5

1.0±0.2

8.11-10.34

1.9±0.2

50M

500M

16

16-18.8

1.0±0.2

8.65-11.03

1.9±0.2

50M

500M

17

17-19.8

1.0±0.2

9.19-11.72

1.9±0.2

50M

300M

18

18-20.8

1.0±0.2

9.73-12.41

1.9±0.2

50M

300M

19

19-21.8

1.0±0.2

10.27-13.1

1.9±0.2

50M

300M

20

20-22.8

1.0±0.25

10.81-13.79

2.0±0.2

50M

300M

21

21-24.5

1.0±0.25

11.35-14.48

2.0±0.2

25M

300M

22

22-25.5

1.0±0.25

11.89-15.17

2.0±0.2

25M

300M

25

25-28.5

1.0±0.25

13.51-17.24

2.0±0.2

25M

200M

30

30-34

1.0±0.25

16.22-20.69

2.0±0.2

25M

200M

35

35-40

1.0±0.25

18.92-24.14

2.1±0.3

25M

200M

40

40-45

1.0±0.3

21.62-27.59

2.1±0.3

25M

200M

45

45-50

1.0±0.3

24.32-31.03

2.1±0.3

25M

150M

50

50-56

1.0±0.3

27.03-34.48

2.1±0.3

25M

150M

60

60-66

1.0±0.3

32.43-41.38

2.1±0.3

25M

150M

70

65-80

1.0±0.4

37.84-48.27

2.1±0.3

25M

100M

80

75-90

1.0±0.4

43.24-55.17

2.2±0.35

25M

100M

90

85-100

1.3±0.3

48.65-62.07

2.5±0.3

1M-Bar

100M

100

95-110

1.3±0.35

54.05-68.97

2.5±0.35

1M-Bar

100M

110

105-120

1.3±0.35

59.46-75.86

2.6±0.35

1M-Bar

100M

120

115-130

1.4±0.35

64.86-82.76

2.6±0.4

1M-Bar

75M

130

125-140

1.4±0.4

70.27-89.66

2.6±0.4

1M-Bar

75M

140

130-150

1.5±0.4

75.68-96.55

2.6±0.4

1M-Bar

75M

150

140-160

1.5±0.4

81.08-103.45

2.7±0.4

1M-Bar

75M

160

150-170

1.5±0.4

85-95

2.8±0.4

1M-Bar

75M

170

160-180

1.5±0.4

85-95

3.0±0.4

1M-Bar

75M

180

170-190

1.5±0.4

85-95

3.2±0.4

1M-Bar

75M

190

180-200

1.5±0.5

95-105

3.2±0.5

1M-Bar

75M

200

190-210

1.5±0.5

95-110

3.2±0.5

1M-Bar

75M

210

200-220

1.5±0.5

95-110

3.2±0.5

1M-Bar

75M

220

210-230

1.5±0.5

95-110

3.2±0.5

1M-Bar

75M

Silicone heat shrink tube (conventional) 2 times tolerance and packaging mode
Specifications Before contraction After contraction Packing MOQ
Inner diameter Wall thickness Inner diameter Wall thickness
1 1.0-1.5 0.5±0.1 0.49-0.56 1.0±0.15 200M 2000M
1.5 1.5-2.0 0.5±0.1 0.73-0.83 1.0±0.15 200M 2000M
2 2.0-2.5 0.5±0.1 0.98-1.11 1.0±0.15 200M 2000M
2.5 2.5-3.0 0.5±0.1 1.22-1.39 1.0±0.15 200M 2000M
3 3.0-3.5 0.5±0.1 1.46-1.67 1.0±0.15 200M 1200M
3.5 3.5-4.2 0.5±0.1 1.71-1.94 1.0±0.15 200M 1200M
4 4.0-4.8 0.5±0.1 1.95-2.22 1.0±0.2 200M 1200M
4.5 4.5-5.3 0.5±0.1 2.2-2.5 1.0±0.2 200M 1200M
5 5.0-5.8 0.5±0.1 2.44-2.78 1.0±0.2 200M 1200M
5.5 5.5-6.5 0.5±0.1 2.68-3.06 1.0±0.2 200M 1000M
6 6.0-7.0 0.5±0.15 2.93-3.33 1.0±0.2 200M 1000M
6.5 6.5-7.5 0.5±0.15 3.17-3.61 1.0±0.2 200M 1000M
7 7.0-8.0 0.5±0.15 3.41-3.89 1.0±0.2 100M 1000M
7.5 7.5-8.5 0.5±0.15 3.66-4.17 1.0±0.2 100M 1000M
8 8.0-9.2 0.5±0.15 3.9-4.44 1.0±0.2 100M 1000M
8.5 8.5-9.7 0.5±0.15 4.15-4.72 1.0±0.2 100M 1000M
9 9.0-10.3 0.5±0.15 4.39-5 1.0±0.2 100M 1000M
10 10-11.5 0.5±0.15 4.88-5.56 1.0±0.2 100M 500M
11 11-12.5 0.5±0.15 5.37-6.11 1.0±0.2 100M 500M
10 46307 1.0±0.2 4.88-5.56 2.0±0.3 50M 500M
11 46339 1.0±0.2 5.37-6.11 2.0±0.3 50M 500M
12 46370 1.0±0.2 5.85-6.67 2.0±0.3 50M 500M
13 13-15.5 1.0±0.2 6.34-7.22 2.0±0.3 50M 500M
14 14-16.5 1.0±0.2 6.83-7.78 2.0±0.3 50M 500M
15 15-17.5 1.0±0.2 7.32-8.33 2.0±0.3 50M 500M
16 16-18.8 1.0±0.2 7.8-8.89 2.0±0.3 50M 500M
17 17-19.8 1.0±0.2 8.29-9.44 2.0±0.3 50M 300M
18 18-20.8 1.0±0.2 8.78-10 2.0±0.3 50M 300M
19 19-21.8 1.0±0.2 9.27-10.56 2.0±0.3 50M 300M
20 20-22.8 1.0±0.25 9.76-11.11 2.0±0.3 50M 300M
21 21-24.5 1.0±0.25 10.24-11.67 2.0±0.3 25M 300M
22 22-25.5 1.0±0.25 10.73-12.22 2.0±0.3 25M 300M
25 25-28.5 1.0±0.25 12.2-13.89 2.0±0.3 25M 200M
30 30-34 1.0±0.25 14.63-16.67 2.0±0.3 25M 200M
35 35-40 1.0±0.25 17.07-19.44 2.0±0.3 25M 200M
40 40-45 1.0±0.3 19.51-22.22 2.0±0.3 25M 200M
45 45-50 1.0±0.3 21.95-25 2.0±0.3 25M 150M
50 50-56 1.0±0.3 24.39-27.78 2.3±0.3 25M 150M
60 60-66 1.0±0.3 29.27-33.33 2.3±0.3 25M 150M
70 65-80 1.0±0.4 34.15-38.89 2.3±0.5 25M 100M
80 75-90 1.1±0.4 39.02-44.44 2.3±0.5 25M 100M
90 85-100 1.3±0.3 43.9-50 2.6±0.6 1M-Bar 100M
100 95-110 1.3±0.5 48.78-55.56 2.6±0.6 1M-Bar 100M
110 105-120 1.3±0.5 53.66-61.11 2.7±0.6 1M-Bar 100M
120 115-130 1.3±0.6 58.54-66.67 2.8±0.7 1M-Bar 75M
130 125-140 1.3±0.6 63.41-72.22 2.8±0.7 1M-Bar 75M
140 130-150 1.6±0.6 68.29-77.78 3.0±0.8 1M-Bar 75M
150 140-160 1.6±0.6 73.17-83.33 3.2±0.8 1M-Bar 75M
160 150-170 1.6±0.6 85-94 3.2±0.8 1M-Bar 75M
170 160-180 1.6±0.6 85-94 3.2±0.8 1M-Bar 75M
180 170-190 1.6±0.6 85-94 3.3±0.8 1M-Bar 75M
190 180-200 1.8±1.0 95-103 3.3±1.0 1M-Bar 75M
200 190-210 1.8±1.0 95-108 3.5±1.0 1M-Bar 75M
210 200-220 1.8±1.0 95-108 3.6±1.2 1M-Bar 75M
220 210-230 1.8±1.0 95-108 3.8±1.2 1M-Bar 75M

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