3.5 x 4.5 mm Solid D Shape Silicone Sponge Seal Strip

Product Overview

SealsHub supplies 3.5 x 4.5 mm solid D shape silicone sponge seal strip designed for compact sealing, cushioning and vibration protection applications. The D-shaped cross section combines a rounded compression surface with a stable flat base, providing consistent contact performance in industrial assemblies.

Made from closed-cell silicone sponge rubber, this profile delivers flexible compression, good recovery and reliable durability for equipment, enclosures and precision applications where a small yet effective sealing solution is required.

Key Features

• Solid D-shaped profile with smooth rounded sealing surface
• Closed-cell silicone sponge structure for flexible compression and recovery
• Compact cross section suitable for limited installation areas
• Excellent resistance to temperature, weathering and aging
• Supports customized profiles, colors and adhesive backing options

Specifications

Applications

Common applications include:

• Electrical enclosure and cabinet sealing
• Electronic equipment cushioning
• Control panel protection
• Precision instrument sealing
• Machinery vibration isolation
• Small gap sealing and protection

Installation

The seal strip can be installed using optional adhesive backing, bonding methods or other suitable fixing solutions. The flat base supports stable positioning, while the rounded section provides effective compression against the mating surface.

Custom Options

Custom colors, lengths and profiles available upon request.

SealsHub supports OEM production for silicone sponge seal strips with customized dimensions, hardness levels, adhesive backing and special profile requirements.

FAQ

Q: Can this silicone sponge seal strip be supplied in continuous roll lengths?

A: Yes. SealsHub supplies continuous roll-form silicone sponge seal strips to support efficient installation and minimize connection points. Custom supply lengths can be produced based on project requirements.

Q: What are the advantages of the solid D shape profile design?

A: The solid D profile provides a rounded compression surface with a stable flat base, helping improve contact consistency and cushioning performance in sealing applications.

Q: Is self-adhesive backing available for this silicone sponge seal?

A: Yes. Standard supply is without adhesive backing. Custom adhesive backing can be added according to application requirements.

Q: Can SealsHub manufacture different silicone sponge seal strip sizes?

A: Yes. SealsHub produces customized silicone sponge profiles in different dimensions, colors, hardness ranges and cross-sectional designs according to customer requirements.

Q: How can I request a quotation for this silicone sponge seal strip?

A: Please provide the profile dimensions, required quantity, application information and any drawings or samples available. SealsHub can evaluate the requirements and recommend a suitable solution.

Q: Are samples available before placing a bulk order?

A: Yes. Samples can be provided for profile verification and application testing before production orders.