Wire, Cable and Tubing Solutions from Alpha Wire Company

FIT® PREFERRED HEAT SHRINK PRODUCTS
LOW SHRINK TEMP., FLAME RETARDANT
IRRADIATED POLYOLEFIN
FIT®-321V
UL STANDARD 224
CSA STANDARD 198
RoHS COMPLIANT

CHOOSE FIT®-321V FOR:

Expanded to a 3 to 1 Shrink Ratio
Lowest Shrink Temperature (90° C)
Fastest Recovery Time
Reduced Wall Thickness
UL VW-1 & CSA OFT Flame Retardancy

FIT®-321V APPLICATIONS:

Connectorized Cable Repair
Where Substrates are Heat Sensitive
Delicate and Intricate Electronics Protection
Industrial Applications
Flame Retardancy Requirements
Automated Cutting Machines

CHARACTERISTICS:
Operating Temperature:

-55ºC to 125ºC

Shrinkage Ratio :

Approximately 3 to 1 at 90ºC

Color Description:

All Standard Packages: Black & White

Physical Properties:

Tensile Strength: 1500 psi, (106 kg/cm²)
Ultimate Elongation: 200%,
Longitudinal Shrinkage: -5%
Secant Modulus:2.5 x 10¹⁴ max.
Flammability: Self-Extinguishing (UL VW-1, CSA OFT)

Chemical Properties:

Corrosive Effect: Passes Copper Stability Test
Fungus Resistance : No Growth

Electrical Properties:

Dielectric Strength: 500V/mil (197 kV/cm)
Volume Resistivity : 10¹⁴ ohm-cm

SPECIFICATIONS:

UL Standard 224
CSA Standard 198
Passes UL VW-1 Flame Test
Passes CSA OFT Flame Test
RoHS Compliant

104

Alpha
Part No.
And Size

Minimum
Supplied I.D.

Maximum Expanded

Nom. Rec. Wall Thickness

Spools Total Ft.

Inches

FIT-321V-3/32  
FIT-321V-1/8  
FIT-321V-1/4  
FIT-321V-3/8  
FIT-321V-1/2  
FIT-321V-3/4  
FIT-321V-1 IN

Email: info@alphawire.com
Toll Free: 1-800-52 ALPHA \| Telephone: 908-925-8000 \| Fax: 908-925-6923
Europe/UK Telephone: +44 (0) 800 288 8809 \| Europe/UK Fax: +44 (0) 1932 772433

Master Catalog Page
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