Neoprene Heat Shrink Tubing

Insutek KNP series of Neoprene heat shrink tubing is made from radiation cross-linked high-quality oil-resistant neoprene material. It has good flexibility and excellent oil resistance, chemical resistance and solvent resistance, which made it is suitable for applications which require fuel resistance and lubricating oil resistance, to serve the purpose of protecting wire harness, cable or electronic components from damage.

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Insutek KNP series of Neoprene heat shrink tubing is made from radiation cross-linked high-quality oil-resistant neoprene material. It has good flexibility and excellent oil resistance, chemical resistance and solvent resistance, which made it is suitable for applications which require fuel resistance and lubricating oil resistance, to serve the purpose of protecting wire harness, cable or electronic components from damage.

Features/Benefits               

Shrink Ratio: 2:1

Resistant to oil, diesel and hydraulic fluids.

Flexible and flame retardant

Rohs and Reach compliant

 

Operating Temperature Range

Operating temperature range: -75℃~120℃

Minimum shrink temperature: 90-135℃

 

Standards/Approvals

Rohs & Reach

Property

Requirement

Test Method

Typical Value

Longitudinal Shrink Ratio

≤10%

ASTM D 2671

≤5%

Tensile Strength

11.7MPa min.

ASTM D 638

≥14 MPa

Elongation at break

200% min.

ASTM D 638

≥400%

Tensile Strength after aging 150℃,168 hour

10.3MPa

ASTM D 638

≥12 MPa

Elongation after aging 150℃,168 hour

200% min.

ASTM D 2671

≥300%

Heat Shock 200℃,4h

No Cracking

ASTM D 2671

Pass

Cold Bend -65℃,4h

No Cracking

ASTM D 2671

Pass

Voltage Wistand

2500V,60s,no breakdown

ASTM D 2671

Pass

Dielectric Strength

11.9 KV/mm min.

ASTM D 2671

≥15 KV/mm

Volume  Resistivity

109Ω·cm min.

ASTM D 876

≥1010Ω·cm

Corrosion

no corrosion

ASTM D 2671

Pass

Flame retardant

VW-1

ASTM D 2671

Pass

Size

Before Shrink (mm)

Full Recovery (mm)

mm

Inch

ID

Wall Thickness

ID

Wall Thickness

Ф2.4

3/32

2.6±0.2

0.25±0.05

≤1.2

0.51±0.08

Ф3.2

1/8

3.8±0.2

0.45±0.08

≤1.6

0.76±0.15

Ф4.8

3/16

5.3±0.5

0.45±0.08

≤2.4

0.84±0.15

Ф6.4

1/4

7.0±0.5

0.5±0.10

≤3.2

0.89±0.15

Ф9.5

3/8

10.0±0.5

0.55±0.10

≤4.8

1.02±0.20

Ф12.7

1/2

13.2±0.5

0.6±0.10

≤6.4

1.22±0.20

Ф19.1

3/4

21±1.0

0.70±0.15

≤9.5

1.45±0.28

Ф25.4

1

26.5±1.0

0.85±0.15

≤12.7

1.78±0.28

Ф38.1

1-1/2

41±1.0

1.0±0.2

≤19.1

2.41±0.41

Ф50

2

52±1.5

1.2±0.20

≤25.4

2.79±0.41