S17 Electromagnetic Shielding Polyolefin Heat Shrink Tubing

Keywords：

Category：

Heat shrink products in military and aerospace fields

Hot-line:

+86-411-87166669

Contact

Details

Introduction
This product is intended for shielding protection of electromagnetic signal interference sensitive components in military equipment.

Features
Operating temperature: -55~135 ℃
Minimum full shrinkage temperature: 135 ℃
Shrink ratio: 2:1 & 3:1
GB/T32511-2016＆GJB8820-2015 compliant
Electromagnetic shielding properties, flame retardant

Technical data
Property	Test Method	Value
Longitudinal change rate	GJB 7270-2011	-10%~5%
Restricted shrinkage(175℃/30m)	GJB 7270-2011	No cracks on the surface
Water absorption (23℃/24h)	GJB 7270-2011	≤0.5%
Tensile Strength	GJB 7270-2011	≥10.4MPa
Breakdown elongation	GJB 7270-2011	≥200%
Heat shock(250℃/4h)	GJB 7270-2011	No cracks, no flow, no dripping on the surface
Aging(175℃/168h) Tensile Strength Breakdown elongation	GJB 7270-2011	≥70% of the initial value ≥100%
Dielectric strength	GJB 7270-2011	≥7.9kV/mm
Insulation withstand voltage (AC2500V·1min.)	GJB 7270-2011	Not broken down
Volume resistivity	GJB 7270-2011	≥1.0×1012Ω·cm
Electromagnetic shielding effectiveness	GBT 32511-2016/ GJB8820-2015	30MHZ~230MHz, ≥60dB 230MHz~1GHz, ≥50dB 1GHz~18GHz, ≥40dB
Volume resistivity	GBT 32511-2016	≤1.0×10-1 Ω·cm
surface resistivity	GBT 32511-2016	≤1.0×101 Ω·m2
Inner layer resistance	/	≤1Ω/10cm
Liquid resistance(23℃/24h) Tensile Strength Breakdown elongation	GJB 7270-2011	≥70% of the initial value ≥100%
flame retardancy	GJB 7270-2011	The continuous burning time does not exceed 60S after leaving the fire
Copper corrosion(175℃/16h)	GJB 7270-2011	No dents or blackening of the copper surface
low temperature flexibility(-55℃/4h)	GJB 7270-2011	No cracks on the surface
High and low temperature impact(-55℃/135℃)	GJB 7270-2011	≥70% of the initial value Breakdown elongation≥100%
salt spray	GJB 150.11	≥70% of the initial value Breakdown elongation≥100%
damp heat	GJB 150.9	≥70% of the initial value Breakdown elongation≥100%
mold	GJB 150.10	The degree of mold growth is not worse than grade 1

Dimension
Size	As Supplied(mm)	After shrink (mm)		Standard length
S17	Inner Diameter（Min.）	Inner Diameter (Max.)	Wall thickness	m
Shrink ratio 2:1
3.2/1.6	3.2	1.6	0.40±0.10	0.5
4.8/2.4	4.8	2.4	0.51±0.10	0.5
6.4/3.2	6.4	3.2	0.64±0.12	0.5
7.9/4.0	7.9	4.0	0.64±0.12	0.5
9.5/4.8	9.5	4.8	0.64±0.12	0.5
12.7/6.4	12.7	6.4	0.64±0.12	0.5
15.9/7.9	15.9	7.9	0.64±0.12	0.5
19.1/9.5	19.1	9.5	0.76±0.12	0.5
22.2/11.1	22.2	11.1	0.89±0.15	0.5/1
25.4/12.7	25.4	12.7	0.89±0.15	0.5/1
31.8/15.9	31.8	15.9	1.02±0.20	0.5/1
38.1/19.1	38.1	19.1	1.02±0.20	0.5/1
50.8/25.4	50.8	25.4	1.14±0.20	0.5/1
76.2/38.1	76.2	38.1	1.27±0.20	0.5/1
101.6/50.8	101.6	50.8	1.40±0.25	0.5/1
127.0/63.5	127.0	63.5	1.52±0.25	0.5/1
Shrink ratio 3:1
3/1	3.0	1.0	0.55±0.12	0.5
6/2	6.0	2.0	0.65±0.12	0.5
9/3	9.0	3.0	0.80±0.15	0.5
12/4	12.0	4.0	0.85±0.15	0.5
18/6	18.0	6.0	1.00±0.15	0.5
24/8	24.0	8.0	1.20±0.20	0.5/1
39/13	39.0	13.0	1.50±0.25	0.5/1

Ordering instructions: please order by "model-specification-color", such as S17-9.5/4.8-0
Color: Black (-0) should be used, other colors are optional

Product diagram