C106 Semi-Conductive/Insulation/Elastomeric

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Name: C106 Semi-Conductive/Insulation/Elastomeric Insulation Tri-Layer Heat Shrink Tube
Colour: Standard color : Black/Red/Red.
Temperature: Operating temperature: -55~105℃;Shrink temperature: 135-150℃.

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Features:
Cross-linked heavy wall tubing ;		Tri-layer design with high recovery forces;
Co-Extrusion technology;		Voltage class: 10-35 KV ;
Eliminates partial discharge;		Halogen free ,RoHs Compliant;
Enable the joint to follow the thermally induced dimensional changes of cable insulation.
Typical application:
Ideal for insulation of power cable joint up to 42KV .
Dimensions:

Reference	As supplied(mm)	After recovered(mm)		Standard length
UPM C106	ID min.	ID max.	WT nom.	m
35/13	35	13	11.0	1 or 1.22
45/17	45	17	12.0	1 or 1.22
50/21	50	21	12.7	1 or 1.22
63/26	63	26	13.5	1 or 1.22
75/34	75	34	13.5	1 or 1.22
85/34	85	34	13.5	1 or 1.22
95/42	95	42	14.2	1 or 1.22
110/52	110	52	14.2	1 or 1.22
125/62	125	62	15.0	1 or 1.22
ID=Internal Diameter		WT=wall thickness

Parameters

Property		Test method	Values
Inner layer
Physical	Tensile strength	ASTM D2671	≥6 MPa
	Breakdown elongation	ASTM D2671	≥600%
Aging (136℃ /168hrs)	Tensile strength	ASTM D2671	≥4.2 MPa
	Breakdown elongation	ASTM D2671	≥420%
	Thermal endurance	IEC 216	105 ℃
	Water absorption (23℃/336hrs)	ASTM D570	≤0.5%
	Density	ASTM D2671	0.95~1.05
	Low temperature flexibility(-55℃/4hrs)	ASTM D2671	No cracking.
	Hardness (Shore D)	ASTM D2671	≤ 30 HD
Electrical	Dielectric strength(in insulation oil)	ASTM D 2671	≥15KV/mm
	Volume resistivity	ASTM D 2671	≥10¹⁴ Ω.cm
Middle layer
Physical	Tensile strength	ASTM D2671	≥12 MPa
	Breakdown elongation	ASTM D2671	≥400%
Aging(136℃ /168hrs)	Tensile strength	ASTM D2671	≥12 MPa
	Breakdown elongation	ASTM D2671	≥350%
	Thermal endurance	IEC 216	105 ℃
	Water absorption (23℃/336hrs)	ASTM D570	≤0.5%
	Density	ASTM D2671	1.05~1.15
	Low temperature flexibility(-40℃/4hrs)	ASTM D2671	No cracking.
	Heat shock (200℃/30mins)	ASTM D2671	No cracking.
	Hardness (Shore D)	ASTM D2671	≥ 35 HD
Electrical	Dielectric strength(in insulation oil)	ASTM D 2671	≥15KV/mm
	Volume resistivity	ASTM D 2671	≥10¹³ Ω.cm
Outer layer
Physical	Tensile strength	ASTM D2671	≥20 MPa
	Breakdown elongation	ASTM D2671	≥350%
Aging (158℃ /168hrs)	Tensile strength	ASTM D2671	≥16 MPa
	Breakdown elongation	ASTM D2671	≥300%
	Thermal endurance	IEC 216	135 ℃
	Water absorption (23℃/336hrs)	ASTM D570	≤0.5%
	Density	ASTM D2671	1.05~1.10
	Heat shock (250℃/30mins)	ASTM D2671	No cracking.No drop, no flow
	Low temperature flexibility(-40℃/4hrs)	ASTM D2671	No cracking.
	Hardness (Shore D)	ASTM D2671	≥ 55 HD
Electrical	Volume resistivity	ASTM D 2671	≤10⁴ Ω.cm
Inner layer & Middle layer & Outer layer
	Halogen free	IEC 61249-2-21	Cl : 900ppm max.
			Br : 900ppm max.
			Total (Cl + Br) : 1500ppm max