OEM No/Model: Oem
Product features
Cross linked polyolefin material, thick wall heat shrinkable pipe Operating temperature: - 55 ~ 105 ºC
Three layer coextrusion heat shrinkable tube with high retraction stress Shrinkage temperature: 135-150 ºC
The inner rubber layer can expand and contract with the cable Voltage level: 6-36 kV
Eliminate partial discharge Halogen free and environmental protection; Products comply with RoHS
technical parameter
Product performance test method Test data
Inner rubber insulation
physical property tensile strength ASTM D2671 6 MPa
elongation at break ASTM D2671 400%
After aging (136 ºC / 168 hours) tensile strength ASTM D2671 4.2 MPa
elongation at break ASTM D2671 300%
Maximum service temperature IEC 216 105 ºC
Water absorption (23 ºC / 336 hours) ASTM D570 0.5%
density ASTM D2671 0.95~1.05
Low temperature flexibility (- 55 ºC / 4h) ASTM D2671 No cracking
Hardness (Shore D) ASTM D2671 30 HD
Electrical performance Breakdown strength (immersed in insulating oil) ASTM D 2671 15kV/mm
Volume resistivity ASTM D 2671 1.0 × 1014 ·cm
Intermediate insulating layer
physical property tensile strength ASTM D2671 10.5 MPa
elongation at break ASTM D2671 400%
After aging (136 ºC / 168 hours) tensile strength ASTM D2671 10.5 MPa
elongation at break ASTM D2671 350%
Maximum service temperature IEC 216 105 ºC
Water absorption (23 ºC / 336 hours) ASTM D570 0.5%
density ASTM D2671 1.05~1.15
Low temperature flexibility (- 40 ºC / 4h) ASTM D2671 No cracking
Thermal shock (200 ºC / 30 minutes) ASTM D2671 No cracking
Hardness (Shore D) ASTM D2671 48 HD
Electrical performance Breakdown strength (immersed in insulating oil) ASTM D 2671 15kV/mm
Volume resistivity ASTM D 2671 1.0 × 1013 ·cm
Outer semiconductive layer
physical property tensile strength ASTM D2671 20 MPa
elongation at break ASTM D2671 350%
After aging (158 ºC / 168 hours) tensile strength ASTM D2671 16 MPa
elongation at break ASTM D2671 300%
Maximum service temperature IEC 216 135 ºC
Water absorption (23 ºC / 336 hours) ASTM D570 0.5%
density ASTM D2671 1.05~1.10
Thermal shock (250 ºC / 30 hours) ASTM D2671 No dripping or flowing; No cracking
Low temperature flexibility (- 40 ºC / 4h) ASTM D2671 No cracking
Hardness (Shore D) ASTM D2671 55 HD
Electrical performance Volume resistivity ASTM D 2671 1.0 × 104 ·cm
Inner rubber insulating layer & middle insulating layer & Outer Semiconducting Layer
Halogen free IEC 61249-2-21 CL: 900ppm max
Br: 900ppm max
Total (Cl + BR): 1500ppm max