Top Level > Black Heatshrink 2:1 Ratio

12.7mm Diameter Black Heat Shrink

£1.39

90 in stock.

Supplied in 1 metre lengths

Shrink ratio 2:1

Shrinking temperature +80ºc

Made from polyolefin

Excellent flexibility and insulation

Excellent flame retardent properties

Temperature range -55°c to +125°c

UL approved

12.7mm is the internal diameter before shrinking

Purchase more than 1 length and it will be supplied in one continuous length

Weight per 1m length: 16grms

Heatshrink Measurements:

D = Diameter

F= Lay Flat Measurement

12.7mm

Inner Diameter mm	Wall Thickness As Supplied mm	Wall Thickness After Recovery mm
1.0mm	0.15 +/- 0.05	0.22 +/- 0.10
1.6mm	0.15 +/- 0.05	0.28 +/- 0.10
2.4mm	0.18 +/- 0.05	0.35 +/- 0.10
3.2mm	0.18 +/- 0.05	0.40 +/- 0.10
4.8mm	0.25 +/- 0.05	0.50 +/- 0.10
6.4mm	0.28 +/- 0.05	0.55 +/- 0.10
9.5mm	0.30 +/- 0.08	0.60 +/- 0.10
12.7mm	0.30 +/- 0.08	0.60 +/- 0.10
19.1mm	0.40 +/- 0.15	0.80 +/- 0.15
25.4mm	0.55 +/- 0.15	0.90 +/- 0.15
38.1mm	0.55 +/- 0.15	1.00 +/- 0.15
50.8mm	0.60 +/- 0.18	1.00 +/- 0.15
76mm	0.70 +/- 0.20	1.46 +/- 0.20
102mm	0.70 +/- 0.20	1.46 +/- 0.20
127mm	0.70 +/- 0.20	1.56 +/- 0.25
152mm	0.80 +/- 0.25	1.66 +/- 0.25
178mm	0.80 +/- 0.25	1.66 +/- 0.25

Technical Data
Property	Test Method	Typical Data
Tensile Strength	ASTM D 2671	14MPa
Ultimate Elongation (%)	ASTM D 2671	450
Longitudinal Shrinkage (%)	UL 224	+/- 5
Heat Aging Tensile Strength Ultimate Elongation (%)	158¡É, 168hr	11MPa 300
Flammability	UL224 VW-1	Pass
Heat shock (250¡É, 4hrs)	ASTM D 2671	No cracking
Cold bend tests (-55¡É, 4hrs)	ASTM D 2671	No cracking
Dielectric Strength (kv/mm)	ASTM D 150	20
Volume Resistivity (ohm-cm)	ASTM D 876	1x10¹⁴
Copper Stability	UL224	Pass