Rubber Caps

Rubber Cap Manufacturer & Supplier in India

Easkay India is a rubber cap manufacturer in India, manufacturing and supplying these for covering, sealing, protecting, and closing open ends, holes, fittings, shafts, tubes, and other components used in industrial and engineering applications. These parts provide a flexible covering that can help protect parts from dust, moisture, dirt, scratches, and general handling damage.

We manufacture these parts in different inside diameters, outside diameters, lengths, wall thicknesses, hardness levels, and compounds according to the application.

Rubber Caps Specifications & Dimensions

Material Natural Rubber, NBR, EPDM, Silicone and other specified compounds
Inner Diameter As specified
Outer Diameter As specified
Length / Height As specified
Wall Thickness As specified
Hardness As specified
Colour Black / as specified
Production Rubber moulded

Rubber Cap Material Selection

Natural rubber is useful where good elasticity, flexibility, and general mechanical performance are required. NBR is commonly selected where the part may come into contact with oil, grease, or petroleum-based fluids. EPDM is suitable for applications involving water, weathering, and suitable outdoor conditions.

Silicone can be considered where high-temperature performance and flexibility are important. The final compound should be selected according to the temperature, fluid exposure, required flexibility, and working environment.

Rubber Cap Manufacturing Methods

These are produced through moulding, with tooling designed around the required internal cavity, outer profile, wall thickness, and overall height. Different profiles can be developed with features such as grip sections, grooves, flanges, and reinforced areas where required by the application.

Rubber Cap Fit & Application Requirements

For selecting the correct cap, the diameter of the component being covered, depth, wall thickness, and required fit should be specified, matching a custom OD rubber caps specification. The installation method and available mounting space can also affect the design.

Where the cap is exposed to oil, water, heat, chemicals, vibration, or repeated removal, these conditions should be provided to help select the appropriate compound, offering rubber protective caps performance across demanding conditions, including rubber caps for transit protection during storage and handling.

Custom Rubber Cap Development

Easkay India can develop these from a physical sample, engineering drawing, CAD model, or specified dimensions. After approval of the design and material, the finalised specifications can be maintained for repeat production and regular supply.

Industrial Applications of Rubber Caps

These are commonly used for:

  • Protecting pipe and tube ends
  • Covering shafts and fittings
  • Sealing open holes and ports
  • Protecting threaded and non-threaded components
  • Automotive components
  • Hydraulic and pneumatic equipment
  • Industrial machinery
  • Electrical and engineering assemblies

Frequently asked questions

These are used to cover and protect open ends, holes, shafts, fittings, and other components from dust, dirt, moisture, scratches, and general damage.

The main dimensions include inner diameter, outer diameter, length or height, and wall thickness. The size of the component being covered is important for achieving the correct fit.

Easkay India can manufacture these parts in natural material, NBR, EPDM, silicone, and other specified compounds, depending on the application.

Material selection depends on the temperature, fluid exposure, flexibility, outdoor conditions, and intended use. The selected compound should match the actual working environment.

Yes. Easkay India can manufacture these from a physical sample, engineering drawing, CAD model, or specified dimensions, including non-standard sizes and profiles.

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