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Silicone Rubber Gasket

Custom silicone rubber gaskets for flange sealing, industrial equipment, machinery joints, and general industrial sealing applications.

  • Flexible silicone material
  • smooth cut edge
  • good sealing performance
  • heat and aging resistant
  • easy to install
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Product Overview

Silicone Rubber Gasket Supplier

Custom silicone rubber gaskets for flange sealing, industrial equipment, machinery joints, and general industrial sealing applications. Typical use includes Flange sealing, thermal processing equipment, industrial machinery, pump and valve joints, pipe connections, electrical enclosures, and general sealing parts. Elastic or low-friction sealing construction selected for the stated fluid, temperature or fastening use. Clean die-cut or molded edges; flash is controlled on rubber and silicone molded parts. Recommended operating range: Approx. -50°C to 200°C, depending on compound grade, thickness, and working conditions

Technical Specifications

Product Parameters

Material Silicone rubber
Temperature Range Approx. -50°C to 200°C, depending on compound grade, thickness, and working conditions
Size Options Standard ring gaskets, washer-style gaskets, flat sheets, die-cut parts, and custom shapes
Color Options Red orange, white, black, translucent, or custom colors on request
Lead Time Ready stock sizes usually ship in 3–7 working days. Custom cutting or molded parts normally take 10–20 working days after confirmation.
Customization Custom size, thickness, hardness, shape, hole pattern, die cutting, sheet cutting, OEM packing, and bulk order supply
MOQ Depends on size, thickness, hardness, and tooling requirements. Small sample or trial orders can be discussed.
Packaging Carton packing, bulk packing or export packing can be discussed by order requirement.
Purchasing and Engineering Notes

Silicone Rubber Gasket Procurement Details

Applicable sizes and tolerance Standard ring gaskets, washer-style gaskets, flat sheets, die-cut parts, and custom shapes. Typical ID/OD tolerance: +/-0.2 mm; thickness tolerance follows the compound and forming method.
Structure, surface and edge Elastic or low-friction sealing construction selected for the stated fluid, temperature or fastening use. Clean die-cut or molded edges; flash is controlled on rubber and silicone molded parts.
Reinforcement Fiberglass reinforcement: not used unless stated in the selected material construction.
Material selection Silicone remains flexible across a wider temperature range than NBR; use NBR where oil resistance is the primary requirement.
Recommended use temperature Approx. -50°C to 200°C, depending on compound grade, thickness, and working conditions
Packing and carton reference 100 pcs per labeled bag; 1,000 pcs per carton with separators
Standard MOQ 100 pcs
Custom MOQ 1,000 pcs
Sample policy USD 15-30 plus freight for sample gaskets
Production cycle Stock: 3-7 days; custom die-cut or molding: 10-20 days
Available test and inspection files Material declaration, dimensional inspection record, hardness record where applicable and packing list.
Typical purchasing teams Seal distributors, pump and valve service teams, repair-kit brands, equipment OEMs and maintenance suppliers.
Ready Stock & Standard Sizes

Available Stock Specifications

The following specifications are available for quotation. MOQ and lead time are listed by standard size and custom requirement.

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SKU / Model Size Available Specification Material MOQ Lead Time Quotation Note
SRG-RO-050-03 OD 50 mm x ID 30 mm x 3 mm Silicone rubber ring gasket Silicone rubber Depends on size, thickness, hardness, and tooling requirements. Small sample or trial orders can be discussed. Ready stock sizes usually ship in 3–7 working days. Custom cutting or molded parts normally take 10–20 working days after confirmation. Common washer-style gasket for small pipe and equipment sealing
SRG-RO-100-03 OD 100 mm x ID 70 mm x 3 mm Silicone rubber ring gasket Silicone rubber Depends on size, thickness, hardness, and tooling requirements. Small sample or trial orders can be discussed. Ready stock sizes usually ship in 3–7 working days. Custom cutting or molded parts normally take 10–20 working days after confirmation. Standard size for flange and machinery sealing applications
SRG-RO-150-05 OD 150 mm x ID 110 mm x 5 mm Thick silicone rubber ring gasket Silicone rubber Depends on size, thickness, hardness, and tooling requirements. Small sample or trial orders can be discussed. Ready stock sizes usually ship in 3–7 working days. Custom cutting or molded parts normally take 10–20 working days after confirmation. Suitable for larger flange joints and equipment sealing
SRG-SHEET-RO-300 300 mm x 300 mm x 3 mm Silicone rubber sheet for gasket cutting Silicone rubber Depends on size, thickness, hardness, and tooling requirements. Small sample or trial orders can be discussed. Ready stock sizes usually ship in 3–7 working days. Custom cutting or molded parts normally take 10–20 working days after confirmation. Flat sheet option for cut-to-size gasket fabrication
SRG-CUSTOM-DIE Custom size and shape Custom die-cut silicone rubber gasket Silicone rubber Depends on size, thickness, hardness, and tooling requirements. Small sample or trial orders can be discussed. Ready stock sizes usually ship in 3–7 working days. Custom cutting or molded parts normally take 10–20 working days after confirmation. Custom thickness, hole pattern, and drawing-based cutting available

Note: MOQ and lead time are based on the listed size, order quantity and packing requirement.

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Applications

Typical Applications

  • Flange sealing, thermal processing equipment, industrial machinery, pump and valve joints, pipe connections, electrical enclosures, and general sealing parts
Customization Options

Size / Material / Color / Packaging / Logo

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Custom programme: Custom size, thickness, hardness, shape, hole pattern, die cutting, sheet cutting, OEM packing, and bulk order supply. Size and tolerance reference: Standard ring gaskets, washer-style gaskets, flat sheets, die-cut parts, and custom shapes. Typical ID/OD tolerance: +/-0.2 mm; thickness tolerance follows the compound and forming method. Packing and production reference: 100 pcs per labeled bag; 1,000 pcs per carton with separators Stock: 3-7 days; custom die-cut or molding: 10-20 days

  • Size Standard ring gaskets, washer-style gaskets, flat sheets, die-cut parts, and custom shapes
  • Material Silicone rubber
  • Color Red orange, white, black, translucent, or custom colors on request
  • Packaging Carton packing, bulk packing or export packing can be discussed by order requirement.
  • Logo Logo, label or buyer mark can be discussed by order requirement
FAQ

Frequently Asked Questions

Can silicone rubber gaskets be made to custom drawings?

Yes. Custom sizes, shapes, hole patterns, and thicknesses can be produced based on drawings, samples, or application requirements.

What details are needed for a quotation?

Please provide the outer diameter, inner diameter, thickness, hardness, color, quantity, and whether a drawing or tooling is required.

Are standard sizes available for small orders?

Some common ring gasket and sheet sizes can be arranged for trial orders. Availability depends on current stock and required thickness.

Do you support OEM or wholesale supply?

Yes. Bulk orders, custom cutting, packing requirements, and repeated supply for industrial buyers can be discussed.

What are the standard and custom order quantities for Silicone Rubber Gasket?

Standard MOQ: 100 pcs. Custom MOQ: 1,000 pcs. Stock: 3-7 days; custom die-cut or molding: 10-20 days.

What packing and technical files can be supplied with Silicone Rubber Gasket?

100 pcs per labeled bag; 1,000 pcs per carton with separators Available files include: Material declaration, dimensional inspection record, hardness record where applicable and packing list.

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