Guangzhou Kebao insulation products Co., Ltd.




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Special Shrink Tube

KB-SPFA 260℃ PFA Heat Shrinkable Tube

Materials: PFA

Operating temperature range:-65℃~260℃

Min fully recovery temperature:350℃

Shrink ratio: 1.25:1

Features:

     ˙ Excellent clarity

     ˙ High flame resistance

     ˙ High temperature resistant to 260℃

     ˙ Superior physical and chemical properties.

     ˙ RoHS and REACH compliant.

Applications:

PFA heat shrinkable tubing is made of PFA with excellent high-temperature performance, chemical resistance, high insulation and excellent mechanical properties. Designed to provide insulation and mechanical protection in severe chemical and thermal environments. Widely used in electronic, aerospace, military and communication fields. Compared to PTFE tubing, PFA has excellent clarity.

Property Requirement Test method Typical data
Longitudinal shrinkage ≤5% ASTM D 2671 ≤3%
Tensile strength 17.3MPa min. ASTM D 638 ≥25 MPa
Elongation at break 200% min. ASTM D 638 ≥300%
Dielectric voltage withstand 2500V,60sec,no break ASTM D 2671 No break
Dielectric strength 11.9 KV/mm min. ASTM D 2671 ≥16KV/mm
Volume resistivity 1015Ω·cm min. ASTM D 876 ≥1018∼cm
Copper corrosion No corrosion ASTM D 2671 No corrosion
Flammability Self-extinguishing within one minute ASTM D 2671 pass
Dielectric constant 2.1
Friction coefficient 0.2-0.3

 

Size As supplied After recovered Standard Package
Inside diameter (Min.) Inside diameter (Max.) Wall thickness (m/pc,m/roll)
Φ7 7 5.7 0.20±0.05 1
Φ11.5 11.5 9.3 0.30±0.05 1
Φ14.5 14.5 11.7 0.35±0.05 1
Φ19 19 15.3 0.35±0.05 1
Φ24 24 19.3 0.40±0.10 1
Φ28 28 22.5 0.40±0.10 1
Φ35 35 28.1 0.40±0.10 1
Φ44 44 36.1 0.45±0.10 1
Φ54 54 43.3 0.45±0.10 1
066 66 52.9 0.50±0.10 1
Φ78 78 62.5 0.50±0.10 1
Φ90 90 72.1 0.50±0.10 1
Φ103 103 82.5 0.50±0.10 1
Other sizes are available upon request.
Property Requirement Test method Typical data
Longitudinal shrinkage ≤5% ASTM D 2671 ≤3%
Tensile strength 17.3MPa min. ASTM D 638 ≥25 MPa
Elongation at break 200% min. ASTM D 638 ≥300%
Dielectric voltage withstand 2500V,60sec,no break ASTM D 2671 No break
Dielectric strength 11.9 KV/mm min. ASTM D 2671 ≥16KV/mm
Volume resistivity 1015Ω·cm min. ASTM D 876 ≥1018∼cm
Copper corrosion No corrosion ASTM D 2671 No corrosion
Flammability Self-extinguishing within one minute ASTM D 2671 pass
Dielectric constant 2.1
Friction coefficient 0.2-0.3

 

Size As supplied After recovered Standard Package
Inside diameter (Min.) Inside diameter (Max.) Wall thickness (m/pc,m/roll)
Φ7 7 5.7 0.20±0.05 1
Φ11.5 11.5 9.3 0.30±0.05 1
Φ14.5 14.5 11.7 0.35±0.05 1
Φ19 19 15.3 0.35±0.05 1
Φ24 24 19.3 0.40±0.10 1
Φ28 28 22.5 0.40±0.10 1
Φ35 35 28.1 0.40±0.10 1
Φ44 44 36.1 0.45±0.10 1
Φ54 54 43.3 0.45±0.10 1
066 66 52.9 0.50±0.10 1
Φ78 78 62.5 0.50±0.10 1
Φ90 90 72.1 0.50±0.10 1
Φ103 103 82.5 0.50±0.10 1
Other sizes are available upon request.


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