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Rubber Cork Sheet

Rubber Cork Sheet is a versatile composite material manufactured by combining premium cork granules with high-quality synthetic rubber. This unique combination provides excellent compressibility, flexibility, sealing performance, and resistance to oils, fuels, and lubricants, making it suitable for a wide range of industrial applications.

Rubber cork sheets are widely used in transformers, electrical equipment, automotive systems, industrial machinery, compressors, and sealing applications where long-term performance and reliability are essential.

Rubber Cork Sheet Specifications

Rubber Cork Sheets are available in a variety of sizes, thicknesses, and grades to accommodate different sealing, insulation, and vibration-control requirements. The material can be tailored to suit applications ranging from transformers and electrical equipment to automotive systems and industrial machinery.

Standard Sheet Sizes

  • 1000 mm × 1000 mm
  • 915 mm × 915 mm
  • 915 mm × 610 mm

Thickness Range

Available in thicknesses ranging from 0.8 mm to 20 mm, making the material suitable for both light-duty and heavy-duty sealing applications.

Available Options

  • Custom dimensions
  • Various densities and grades
  • Oil-resistant grades
  • Transformer-grade rubber cork
  • Automotive-grade rubber cork
  • Customized specifications as per customer requirements

Sheets can be supplied in accordance with IS 4253 Part II, international standards, or customer-defined specifications.

Key Features of Rubber Cork Sheets

  • Excellent Compressibility and Recovery: The unique cellular structure of cork enables the material to compress effectively and recover its original shape after load removal, ensuring long-term sealing performance.
  • Superior Sealing Performance: Rubber cork sheets conform well to mating surfaces, minimizing leakage and maintaining reliable seals under varying operating conditions.
  • Oil and Fluid Resistance: The synthetic rubber component provides excellent resistance to oils, lubricants, fuels, and various industrial fluids.
  • Vibration and Noise Reduction: Rubber cork effectively absorbs vibration and reduces noise transmission, making it suitable for industrial machinery and equipment.
  • High Load Bearing Capacity: The material maintains its performance under continuous compressive loads, ensuring durability and reliability over extended periods.
  • Dimensional Stability: Rubber cork sheets resist deformation and maintain their physical properties even under challenging operating environments.

Applications of Rubber Cork Sheets

Rubber cork sheets are widely used across electrical, automotive, and industrial sectors due to their excellent sealing performance, compressibility, oil resistance, and vibration-dampening properties. Their versatility makes them suitable for a variety of applications where reliable sealing and long-term durability are essential.

Transformer Industry

Rubber cork sheets are extensively used in the manufacture of transformer gaskets and sealing systems for:

  • Distribution Transformers
  • Power Transformers
  • Current Transformers (CT)
  • Potential Transformers (PT)

Automotive Industry

Rubber cork sheets are extensively used in the manufacture of automotive gaskets and sealing components for:

  • Valve Cover Gaskets
  • Oil Pan Gaskets
  • Transmission Systems
  • Gearbox Assemblies
  • Engine Components

Industrial Equipment

Rubber cork sheets are extensively used in sealing, insulation, and vibration control applications for:

  • Compressors
  • Pumps
  • Generator Sets
  • Electrical Panels
  • Industrial Machinery
  • HVAC Equipment

Vibration Isolation Applications

Rubber cork sheets are extensively used in vibration-dampening and noise-reduction solutions for:

  • Machinery Mounting Pads
  • Acoustic Insulation Systems
  • Anti-Vibration Components
  • Equipment Base Pads

Advantages of Rubber Cork Sheets

  • Excellent sealing capability
  • High resistance to oils and lubricants
  • Superior compressibility with minimal lateral flow
  • Effective vibration and sound insulation
  • High resistance to compressive loads
  • Long service life
  • Easy fabrication into custom gaskets and components
  • Cost-effective sealing solution
  • Good abrasion resistance
  • Reliable performance across industrial applications

Why Choose Bharat Corrub for Rubber Cork Sheets?

Bharat Corrub Industries LLP is a trusted manufacturer of rubber cork products, serving industries across India and international markets with high-quality sealing and insulation solutions.

  • Over 45 Years of Manufacturing Experience: Delivering reliable cork and rubber cork solutions since 1980.
  • ISO 9001:2015 Certified Company: Maintaining stringent quality standards across all manufacturing processes.
  • Approved by Leading Organizations: Products approved by RDSO, BHEL, NTPC, PGCIL, Indian Railways, and major electricity boards.
  • Advanced Manufacturing Facility: Modern 60,000 sq. ft. production facility equipped with advanced manufacturing and testing infrastructure.
  • Custom Manufacturing Solutions: Ability to manufacture sheets, gaskets, rolls, strips, and components as per customer drawings and specifications.
  • Global Supply Network: Supplying products to customers across Asia, the Middle East, Africa, and other international markets.
  • Strict Quality Control: Comprehensive inspection and testing procedures to ensure consistent product performance and reliability.

Frequently Asked Questions

Rubber cork sheets are primarily used for manufacturing gaskets, seals, insulation materials, vibration isolation products, and transformer sealing components.

Yes. Rubber cork sheets offer excellent resistance to oils, lubricants, and many industrial fluids, making them suitable for automotive and industrial applications.

Yes. Rubber cork sheets can be manufactured in customized sizes, thicknesses, densities, and grades to meet specific application requirements and customer specifications

Rubber cork sheets are widely used in transformer manufacturing, automotive systems, industrial machinery, power generation equipment, and electrical applications.

Rubber Cork Sheets offer excellent sealing performance, oil resistance, vibration absorption, dimensional stability, compressibility, and durability, making them suitable for a wide range of industrial applications.

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