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    High Temperature Cable Sleeving Products

    Thermo-Trex® Heavy-Duty Blue Silicone Fiberglass High Temp Ultra-Sleeve

    Thermo-Trex® Heavy-Duty Blue Silicone Fiberglass Ultra-Sleeve High Temperature Sleeving is a protective sleeve constructed of heavy E-glass continuous yarn with increased 30% wall thickness for extreme high heat environments. Ideal for protecting cables, hoses and pipes from flash heat or flame, chemical or mechanical abuse. This Ultra-Sleeve offers heat resistance up to 260°C and excellent protection against moisture and chemicals. Also available with Hook and Loop closure for easy installation.

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    Product Spec Sheet

    Ratings / Characteristics

    • Continuous Temperature Range -54°C to 260°C / -65°F to 500°F
    • Extreme Temperature Up to 1650°C / 3000°F for 15-30 seconds
    • Intermittent Temperature Up to 1093°C / 2000°F for 15-20 minutes
    • Excellent Moisture & Chemical Resistance
    • RoHS Compliant

    Features & Benefits

    • CONSTRUCTED OF HEAVY E-GLASS CONTINUOUS YARN – Highly flexible with excellent protection of cables, hoses and pipes and offers protection from scorching in harsh environments
    • HEAVY DUTY SILICONE FIBERGLASS PROTECTION – Nominal wall thickness of .180” [4.57mm] gives excellent resistance to radiant heat, abrasion, moisture, chemicals and vibration
    • PERFECT FOR HIGH HEAT ENVIRONMENTS – For applications with welding operations, heat processes and liquid metal to protect and extend the life of cables, hoses and pipes
    • AVAILABLE IN VARIOUS SIZES – For ease of installation


    • Steel & Aluminum Processing
    • Glass Manufacturing
    • High Temp Heaters & Resistors
    • Wire Harnesses
    • Appliance Assemblies
    • Transformer Leads


    Product Spec Sheet  DOWNLOAD

    Part Numbers

    • 49116
    • 49117
    • 49118
    • 49120
    • 49121
    • 49122
    • 49123
    • 49124
    • 49125
    Norfolk Naval Shipyard brought to the rep’s attention a few ideas to improve our welding cables and lines. TPC picked up the ball and designed products that we now use at the Navy Yard every day.
    Douglas E. Kubizna
    Supervisor, Norfolk Naval Shipyard


    Reach out today, and an experienced technical expert will contact you to assess your needs and provide an initial quote.
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