CYG-DWT-FR DUAL WALL HEAT-SHRINKABLE TUBING

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CYG-DWT-FR DUAL WALL HEAT-SHRINKABLE TUBING

应用领域
CYG-DWT-FR is designed according to the requirements of automotive wire harness, with excellent sealing, oil resistance and insulation and excellent mechanical properties, is widely used in the protection of various automotive wiring harness applied in harsh environments and requiring special protection.

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产品描述

材料：Outer layer: radiation cross-linked polyolefin Inner layer: hot melt adhesive with flame retardancy

收缩倍率：4:1

特点：
◆ Semi-rigid and fully flame-retardant
◆ Excellent mechanical, electrical and chemical performance
◆ Excellent sealing performance
◆ Fully shrink temperature: ≥125℃
◆ Operation temperature range: -40℃~125℃

性能指标

Items		Test Methods	Specification
Longitudinal change rate		UL224	-10%~0
Tensile strength		ASTM D2671	≥10.4MPa
Elongation at break		ASTM D2671	≥200%
Aging in circulating-air oven 158℃/168h	Tensile strength	ASTM D2671	≥7.3MPa
Aging in circulating-air oven 158℃/168h	Elongation at break	ASTM D2671	≥100%
Volume resistance		ASTM D876	≥1.0×10¹²Ω.cm
Flammability		AS23053/5	Self extinguishing in 30s
Dielectric strength		ASTM D2671	AC 2500V, 60s, no breakdown
Heat shock		225℃*4h	No dripping, no flowing, no cracking
Cold bending		-40℃/4h	No cracking, no breaking
Water absorption		ASTM D570	≤1.0%

产品规格

Size CYG-DWT-FR (Shrink ratio: 4:1)

Size	As Supplied (mm)		After Recovery (mm)
Size	Min. Inside Diameter	Wall-thickness	Max. Inside Diameter	Total Wall-thickness	Adhesive Wall-thickness
Φ5.08	5.20	0.55	1.20	1.65±0.20	0.95
Φ7.62	8.00	0.60	1.60	1.85±0.20	1.15
Φ9.02	9.50	0.60	2.10	1.90±0.30	1.10
Φ11.56	12.00	0.75	2.30	2.30±0.30	1.35
Φ17.78	19.00	0.83	4.45	2.70±0.30	1.50