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Heavy Duty Solid D-Profile Silicone Seal Strip | High Temperature Weather Seal

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Heavy duty solid D-profile silicone rubber seal strips designed for demanding sealing applications. High temperature, UV and weather resistant with excellent compression strength for industrial equipment and outdoor sealing.
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Estimated Delivery Date: Aug 14 - Aug 14
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Heavy Duty Solid D-Profile Silicone Seal Strip

Heavy duty solid D-profile silicone seal strips are designed for industrial applications requiring enhanced durability, higher compression resistance and long-lasting sealing performance.

Made from premium silicone rubber, these solid D-profile seals feature a dense cross-section that provides excellent mechanical strength, dimensional stability and reliable sealing under demanding conditions.

Key Features

Heavy Duty Solid Silicone Construction

The solid silicone rubber structure provides:

  • Higher compression resistance
  • Better load-bearing capability
  • Excellent shape retention
  • Long service life under repeated compression

Compared with hollow D-profile seals, heavy duty solid D-profile silicone strips provide stronger support and improved sealing stability.

High Temperature Performance

Silicone rubber maintains excellent flexibility and sealing performance in extreme temperatures.

Typical operating range:

  • -40°C to +200°C
  • Custom high-temperature grades available

Suitable for:

  • Heating equipment
  • Industrial ovens
  • Machinery systems
  • High-temperature environments

Weather & UV Resistance

Designed for outdoor and long-term applications, these silicone seals resist:

  • UV exposure
  • Ozone aging
  • Rain and moisture
  • Outdoor temperature changes

Applications

Heavy duty solid D-profile silicone seal strips are widely used in:

  • Industrial machinery
  • Electrical cabinets and enclosures
  • Large equipment doors
  • Automotive applications
  • Outdoor equipment
  • Heavy-duty access panels
  • Custom industrial gaskets

Available Options

We provide:

  • Large D-profile sizes
  • Custom dimensions
  • Various silicone hardness grades
  • Black, white, gray and custom colors
  • OEM extrusion service
  • Bulk roll lengths

Selection Guide

Choose heavy duty solid D-profile silicone seal strips when your application requires:

✓ Higher compression resistance

✓ Stronger structural support

✓ Outdoor weather durability

✓ Long-term sealing performance

For lightweight sealing applications, standard solid D-profile silicone seals may be sufficient.

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