Medium Wall Heat Shrink Tubing

Medium Wall Heat Shrink Tubing, SBRSM Model: SBRSM Flame retardant, adhesive-lined heat shrinkable tubing

SBRSM medium wall heat shrink tubing is flame-retardant adhesive-lined heat shrinkable tubing suitable for insulation, protection and sealing of low voltage power cable splices and terminations, as well as mechanical protection in low voltage electrical power applications where light weight and exceptional flexibility are required.

Features Shrink ratio: 2:1 Sealing and protection of cable splices and terminations High resistance to impact and abrasion Thermoplastic adhesive liner for complete environmental protection and insulation Continuous operating temperature: -45℃～125℃ Fully shrink temperature: 125℃ Dimensions

Size (mm)	Expanded	After Recovery (mm)				Standard Package (m/pc)
	Internal Diameter (mm)	Internal Diameter (mm)	Jacket Thickness (mm)	Adhesive Thickness (mm)	Total Wall Thickness (mm)
Ø10.2/3.0	≥10.2	≤3.0	1.40±0.20	0.35±0.15	1.75±0.30	1.22
Ø16.0/5.0	≥16.0	≤5.0	1.50±0.20	0.40±0.15	1.90±0.30	1.22
Ø19.1/5.6	≥19.1	≤5.6	2.00±0.20	0.45±0.20	2.45±0.40	1.22
Ø25/8	≥25.0	≤8.0	2.00±0.25	0.45±0.20	2.45±0.40	1.22
Ø28/9	≥28.0	≤9.0	2.00±0.25	0.50±0.20	2.60±0.40	1.22
Ø35/10.2	≥35.0	≤10.2	2.20±0.25	0.78±0.20	2.70±0.40	1.22
Ø38.1/12	≥38.1	≤12.0	2.20±0.25	0.50±0.20	2.70±0.40	1.22
Ø43.2/12.7	≥43.2	≤12.7	2.20±0.25	0.50±0.20	2.70±0.40	1.22
Ø55/16	≥55.0	≤16.0	2.30±0.25	0.50±0.20	2.80±0.45	1.22
Ø63/19	≥63.0	≤19.0	2.50±0.35	0.50±0.20	3.00±0.45	1.22
Ø75/22	≥75.0	≤22.0	2.60±0.35	0.50±0.20	3.00±0.45	1.22
Ø85/25	≥85.0	≤25.0	2.80±0.35	0.50±0.20	3.30±0.45	1.22
Ø95/29	≥95.0	≤29.0	3.10±0.45	0.60±0.20	3.70±0.50	1.22
Ø115/34	≥115.0	≤34.0	3.10±0.45	0.60±0.20	3.70±0.50	1.22
Ø140/42	≥140.0	≤42.0	3.10±0.45	0.60±0.20	3.70±0.50	1.22
Ø160/48	≥160.0	≤48.0	3.10±0.45	0.60±0.20	3.70±0.50	1.22
Ø180/58	≥180.0	≤58.0	3.10±0.45	0.60±0.20	3.70±0.50	1.22
Ø200/60	≥200.0	≤60.0	3.10±0.45	0.60±0.20	3.70±0.50	1.22
Ø230/69	≥230.0	≤69.0	3.10±0.45	0.60±0.20	3.70±0.50	1.22

Technical Data

Property	Test Method	Standard Performance	Typical Performance
Tensile strength (MPa)	ASTM D2671	≥10.4	11.5
Elongation (%)	ASTM D2671	≥300	450
Tensile strength after aging (MPa)	UL224 158℃×168hr	≥7.3	8.5
Elongation after aging (%)	UL224 158℃×168hr	≥200	350
Dielectric strength (kV/mm)	IEC 60243	≥15	17.5
Volume resistivity (Ω.cm)	IEC 60093	≥1×1014	2.5×1014

Adhesive

Property	Test Method	Standard Performance
Water absorption	ASTM D570	＜0.2%
Softening point (℃)	ASTM E28	95±5
Peel strength (PE)	ASTM D 1000	120N/25mm
Peel strength (AL)	ASTM D 1000	80N/25mm