Certifications and approvals - Underwriters Lab, Canadian Standards Association, Restriction of Hazardous Substances, and Mil Spec approvals

GMT-320AL Polyolefin Flexible Medium Wall Heat Shrink Tubing With 3:1 Shrink Ratio

Medium Wall Adhesive lined highly flexible


GMT-320AL is a highly flexible adhesive lined, high shrink ratio, polyolefin heat shrinkable tube. The increased shrink ratio allows coverage for irregular sizes. It has excellent physical, chemical, and electrical properties. Few sizes cover a variety of diameters, which allows for inventory reduction and coverage for irregular shapes.

Availability: Verify Availability Before Ordering

Description

Details

GMT-320AL Applications Insulation and Strain relief for Wire terminations, electrical connections, and terminations Adhesive Line provides connector to cable connections, high moisture resistance and excellent sealant

  • SHRINK RATIO 3:1
  • RoHS COMPLIANT
  • E306685 AS23053/4 CL3
  • Standard Color is Black. Other colors available upon request. Minimum Orders May Apply.

Key Features

Key Features

Characteristics

  • Operating Temperature: -45º to 125º Celsius
  • Shrink Temperature: 120º
  • Flame Retardant (Except Clear)
  • Shrink Ratio: 3:1
  • Environmentally Friendly

Ordering Information

  • GMT-320AL-1/4-0-SP = ¼” Black Adhesive Lined Shrink Tube On a Spool
  • GMT-320AL-1/4-0-4FT = ¼” Black Adhesive Lined Shrink Tube cut to 4FT Lengths
  • Standard Color is Black. Other colors available upon request. Minimum Orders May Apply.
  • Color Code: 0=BLK, 1=BRN, 2=RED, 3=ORN, 4=YLW, 5=GRN, 6=BLU, 7=VIO, 8=GRY, 9=WHT, X=CLR

Certifications of Compliance and Test Reports Available Upon Request

Specification

Specification

Gamma Part No. Inside Diameter Total Wall Thickness After Heating Adhesive Wall After Heating
Min. Expanded as Supplied Max. Recovery After Heating
W/ Size mm inch mm Inch mm inch mm Inches
GMT-320AL-1/8 3.2 0.1250 1.0 0.040 .95±0.15 0.37±0.06 0.40±0.08 0.010±0.03
GMT-320AL-3/16 4.8 0.1875 1.5 0.060 1.20±0.15 0.47±0.06 0.50±0.08 0.020±0.03
GMT-320AL-1/4 6.4 0.2500 2.0 0.080 1.35±0.15 0.53±0.06 0.60±0.08 0.022±0.03
GMT-320AL-3/8 9.5 0.3750 3.0 0.120 1.50±0.15 0.59±0.06 0.60±0.08 0.027±0.03
GMT-320AL-1/2 12.7 0.5000 4.0 0.157 1.65±0.15 0.65±0.06 0.65±0.08 0.030±0.03
GMT-320AL-3/4 19.1 0.7500 6.0 0.230 1.80±0.20 0.71±0.079 0.85±0.10 0.030±0.04
GMT-320AL-1 25.4 1.0000 8.0 0.320 1.80±0.20 0.71±0.079 0.92±0.10 0.030±0.04
GMT-320AL-1-1/2 39 1.5000 13.0 0.510 2.40±0.20 0.945±0.079 1.05±0.10 0.040±0.04

Properties

Properties

Property Test Method Standard
Tensile Strength ASTM 2671 ≥10.4
Elongation at Break ASTM 2671 300%
Tensile Strength After Aging UL224 158ºCx168h ≥7.3
Elongation at Break After Aging (%) UL224 158ºCx168h ≥200
Dielectric Strength IEC243 ≥15
Volume Resistance IEC93 ≥1x10^14

Adhesive Properties

Property Test Method Standard
Water Absorption ASTM-D570 <0.2%
Vicat Softening Point ASTM-E8 95ºC
Peel Strength (PE) ASTM-D1000 120N/25m
Peel Strength (AL) ASTM-D1000 80N/25m