Specifications

A4 Protective heat shrinkable tubing for air-conditioning pipe
Ideal for protection automotive air-conditioning pipes

 

	A4 Protective Heat Shrink Tube for Air-Conditioning Pipe
Features
Abrasion resistance polyolefin material		Operating temperature: -55~135 ℃
Excellent corrosion resistance		Shrink temperature: 125 ℃
Eliminates noise and vibration		Shrink ratio: ≥2:1
Adheres to aluminum pipe when bent		RoHS compliant
Halogen free
Approvals
Technical Data
Property		Test method	Values
Physical	Tensile strength	ASTM D2671	≥17 MPa
	Breakdown elongation	ASTM D2671	≥400%
Aging(158 ℃/168hrs)	Tensile strength	ASTM D2671	≥15 MPa
	Breakdown elongation	ASTM D2671	≥300%
	Density	ASTM D792	0.95~1.05
	Thermal endurance	IEC 216	125 ℃
	Water absorption (23℃/24hrs)	ASTM D570	≤0.1%
	Heat shock (200℃/4hrs)	ASTM D2671	No drop, No flow
	Low temperature flexibility(-55℃/4hrs)	ASTM D2671	No cracking
	Abrasion resistance	Volkswagen standard	144000 times pass
	Halogen free	IEC 61249-2-21	Cl : 900ppm max.
			Br : 900ppm max.
			Total (Cl + Br) : 1500ppm max.
Electrical	Volume resistivity	ASTM D2671	≥1015 Ω.cm
	Dielectric strength (in insulation oil )	ASTM D2671	≥20KV/mm

 

 

 

Dimensions
Reference	As supplied(mm)	After recovered(mm)		Standard length
UPM A4	ID min.	ID max.	WT nom.	m/spool
12/6	12.0	6.0	0.8	50
19/6	19.0	6.0	0.8	50
19.0/7.8	19.0	7.8	0.8	50
19.0/9.5	19.0	9.5	0.8	50
21.0/7.8	21.0	7.8	0.8	50
22.0/7.5	22.0	7.5	1.0	50
22.0/12.7	22.0	12.7	0.7	50
25.4/9.5	25.4	9.5	0.7	50
26.0/7.8	26.0	7.8	1.0	50
27.0/12.7	27.0	12.7	0.7	50
32.0/16.0	32.0	16.0	0.9	50
38.1/19.0	38.1	19.0	1.0	50
40.0/14.0	40.0	14.0	0.9	50
ID=Internal Diameter		WT=wall thickness
Typical application
Ideal for external protection of automotive air-conditioning pipes
Ordering
Standard color : Black
Standard packaging on spools.
Please specify specification, color, quantity when ordering
Cross reference
DSG Canusa : Deray® HBNS(HB)