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I-Type Silicone Seal Strip | Flexible Groove Gasket for Doors, Windows & Cabinets

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I-type silicone seal strip groove gasket designed for secure groove installation in doors, windows, and cabinets. Made from durable high-quality silicone, it offers excellent flexibility, aging resistance, and long-lasting sealing performance.

Available in multiple sizes with customization options to meet different application requirements. Supplied in 50–100 m bulk rolls, with 3m / 10 m sample lengths available for testing and small batch orders.
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Estimated Delivery Date: Jun 30 - Jun 30
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I-Type Silicone Seal Strip (Groove Seal Gasket)

Product Overview

The I-type silicone seal strip is a groove sealing gasket designed with a tapered profile featuring a wide top and narrow bottom. The single-body structure has no side wings, allowing precise insertion into standard groove channels.

It is widely used in doors, windows, cabinets, and light industrial sealing systems where stable fit and long-term performance are required.

Key Features

  • I-type groove seal design for stable installation
  • Narrow bottom clips firmly into standard grooves
  • High flexibility for easy insertion
  • Excellent dust, air, and noise sealing performance
  • Resistant to aging, UV, heat, and deformation
  • Long service life silicone material

Specifications

  • Product Type: I-Type Silicone Seal Strip
  • Material: High-quality solid silicone
  • Structure: I-type Tapered (Wide top / Narrow bottom)
  • Installation: Groove insertion (no adhesive required)
  • Groove Compatibility: Standard single-slot groove
  • Temperature Range: -40°C to +200°C
  • Hardness: 50–70 Shore A (customizable)
  • Color Options: Black / White / Grey / Custom

Application

This I-type silicone gasket is widely used in:

  • Door frame sealing systems
  • Window groove sealing
  • Cabinet and furniture sealing
  • Electrical enclosure sealing
  • HVAC and light industrial equipment
  • Construction gap sealing

Size Chart

Why Silicone Material?

Compared with PVC or rubber alternatives, silicone offers:

  • Better temperature resistance
  • Longer aging resistance
  • Stable elasticity over time
  • No cracking or hardening in extreme environments
  • Better long-term sealing performance

INSTALLATION METHOD

The I-type groove seal strip is installed by simply inserting the narrow bottom into a compatible groove channel. The tapered design ensures a firm grip without additional adhesive, screws, or clips.

ORDERING INFORMATION

We support flexible supply options:

  • Standard length rolls available
  • Sample length: 3 meters for testing
  • Bulk supply: 50–100 meters per roll
  • Custom sizes and hardness available
  • OEM & ODM support available

👉 Contact us for samples or bulk pricing.

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