Sumitube™ W3NH - Heat-shrinkable tubing

Halogen Free, Flame Retardant Polyolefin Tubing, 3 : 1 Shrink Ratio

ASTM / BS 6853 / BSS 7239 / E 1042. A6 / EN45545-2 / IEC 60684-3-216
Wall Type - DUAL

Applications

  • Wire Protection
  • Fluid Resistance
  • Strain Relief
  • Abrasion Protection

Product Overview

Category
Heat-shrinkable tubing
Material
Halogen free, flame retardant flexible polyolefin
Shrink ratio
3 : 1
Shrink temperature
150℃
Continuous operating temperature
-40℃ up to 105℃
Available colors
Black
Flammability
Flame Retarded
Printed surface text
Industry
Rail/Transit, Environmental Sealing
Environmental compliance
RoHS
Specifications / Approvals

ASTM, BS 6853, BSS 7239 Boeing Specification Support Standard, Japanese Standard for railway vehicle material, LUL: London Underground Limited Eng. Stand. E 1042. A6, SAE-AMS-DTL-23053, EN45545-2, IEC 60684-3-216

Other

Basic Properties

Property (Units) Test Method Requirement
Physical:
Longitudinal change SAE-AMS-DTL-23053 -15%, 3%
Tensile strength ASTM D638 min. 10,4MPa
Elongation at break ASTM D638 min. 200%
Secant modulus ASTM D882 max. 173MPa
Electrical:
Voltage rating 600V
Volume resistivity ASTM D876 min. 1012 Ω·cm
Dielectric strength ASTM D876 min. 19,7kV/mm
Chemical:
Halogen content NFX-70-100. BS 6853 Zero
Flammability Japanese Railway Flame retardant
Water absorption ASTM D570 max. 1,0%
Flame spread index ASTM E162 max. 25
Flammability-oxygen index BS EN ISO 4589-2 / BS 6853 min. 34
Flammability temperature index BS 6853 / LUL E1042 min. 300℃ / min. 350℃
Smoke density EN 45545-2 max. 150
Oxygen-index EN 45545-2 min. 32
Toxic fume emission EN 45545-2 max. 0,75
Toxic gas generation BSS 7239 ppm limit (6 gases)

*For reference use only

Sizes

Type Inside Diameter (As Supplied) Inside Diameter (After Recovery) Wall Thickness Nom (After Recovery)
(mm) (mm) (mm)
3/1 3.20 1.00 0.95
4.5/1.5 4.80 1.50 1.10
6/2 6.40 2.00 1.20
9/3 9.50 3.00 1.30
12/4 12.7 4.00 1.40
19/6 19.1 6.00 1.80
24/8 24.0 8.00 2.50
40/13 40.0 13.0 2.50
50/19 50.0 19.0 4.00
75/25 75.0 25.0 3.00
120/45 120.0 45.0 4.00


HOW CAN WE HELP?

For any information please Contact Us

Sumitomo Electric Interconnect Products, Inc.
915 Armorlite Drive, San Marcos, CA 92069

T: (760) 761.0600 info@seipusa.com

World leaders in identification
and heat-shrink technology

© 2022 Sumitomo Electric Interconnect Products, Inc.
Site map | Powered by SEA