40 x 20 mm Solid D Shape Silicone Sponge Seal Strip

Product Overview

SealsHub supplies 40 x 20 mm solid D shape silicone sponge seal strip designed for large-area compression sealing applications requiring a wider contact surface and reliable cushioning performance. The elongated D-shaped profile provides an expanded sealing face with a stable mounting base, helping improve contact consistency and compression support.

This silicone sponge profile is suitable for industrial equipment, large enclosure systems and custom sealing assemblies where flexible gap filling, vibration absorption and impact protection are required. The larger width design provides increased coverage compared with smaller D-shaped profiles, making it suitable for applications with broader sealing areas.

Key Features

• Wide D-shaped profile provides increased sealing coverage and compression support
• Closed-cell silicone sponge structure delivers flexible recovery and cushioning performance
• Enlarged sealing surface helps improve contact stability during compression
• Suitable for applications requiring gap compensation and vibration protection
• Maintains elastic performance under wide temperature variations
• Available for OEM projects with customized profile solutions

Specifications

Applications

Common applications include:

• Large industrial equipment covers and access panels
• Electrical cabinets, control enclosures and protective housings
• Machinery covers requiring compression sealing and vibration protection
• Transportation equipment and large-area sealing systems
• Industrial enclosures with wider sealing gaps and cushioning requirements
• OEM sealing assemblies requiring customized large profile solutions

Installation

The silicone sponge seal strip can be installed by bonding, pressing into position, or using optional adhesive backing depending on the assembly requirements. The mounting surface should be clean and dry before installation to ensure reliable attachment and sealing performance.

Custom Options

Custom colors, lengths and profiles available upon request.

SealsHub can provide customized silicone sponge seal solutions with different profile dimensions, hardness levels, adhesive backing and production specifications for OEM applications.

FAQ

Q: What applications are suitable for a large D shape silicone sponge seal profile?

A: Larger D-shaped silicone sponge profiles are suitable for applications requiring wider sealing coverage, increased cushioning and flexible compression performance.

Q: Can SealsHub supply other sizes of silicone sponge D profiles?

A: Yes. SealsHub supplies a wide range of D-shaped silicone sponge seal strips from compact profiles to larger industrial sealing sections.

Q: Can this silicone sponge seal be supplied with adhesive backing?

A: Yes. Optional self-adhesive backing can be added to improve installation efficiency for suitable applications.

Q: Are custom profile sizes available?

A: Yes. Custom dimensions, colors, hardness levels and profile designs are available according to OEM requirements.