Structured Manufacturing Data (2026)

Gasket Body

Based on aggregated insights from structured factory profiles within the CNFX directory, the standard Gasket Body used in the Rubber and Plastic Product Manufacturing sector typically supports operational capacities ranging from standard industrial configurations to heavy-duty production requirements.

Technical Definition & Core Assembly

A canonical Gasket Body is characterized by the integration of Sealing Surface and Reinforcement Layer. In industrial production environments, manufacturers listed on CNFX commonly emphasize Silicone Rubber construction to support stable, high-cycle operation across diverse manufacturing scenarios.

The main structural element of a high-precision silicone gasket that provides sealing functionality and maintains dimensional stability under compression.

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Product Specifications

Technical details and manufacturing context for Gasket Body

Definition
The Gasket Body is the core structural component of a High-Precision Silicone Gasket, serving as the primary sealing element that prevents fluid or gas leakage between mating surfaces. Within the gasket assembly, it maintains consistent compression and recovery properties while withstanding environmental factors such as temperature variations, pressure differentials, and chemical exposure. Its precise geometry and material properties ensure reliable sealing performance in demanding industrial applications.
Working Principle
The Gasket Body operates by being compressed between two mating surfaces, creating a physical barrier that prevents the passage of fluids or gases. When subjected to compressive force, the silicone material deforms to fill surface imperfections and micro-gaps, establishing a continuous sealing interface. The body's elastic properties allow it to maintain sealing pressure while accommodating thermal expansion, vibration, and minor surface irregularities.
Common Materials
Silicone Rubber, Fluorosilicone, High-Performance Silicone Compounds
Technical Parameters
  • Thickness of the gasket body under compression (mm) Per Request
Components / BOM
  • Sealing Surface Part
    Primary contact area that creates the seal against mating surfaces
    Material: Silicone Rubber
  • Reinforcement Layer Part
    Provides dimensional stability and prevents excessive deformation under compression
    Material: Fabric or Mesh Insert (optional)
  • Edge Profile Part
    Controlled geometry that facilitates installation and optimizes compression distribution
    Material: Silicone Rubber

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Gasket Body.

Gasket Core Sealing Body high-precision silicone gasket body silicone rubber gasket structural element fluorosilicone gasket body sealing compression set resistant gasket body dimensional stability gasket body

Applied To / Applications

This component is essential for the following industrial systems and equipment:

High-Precision Silicone Gasket
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Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Up to 150 psi (10.3 bar)
other spec: Compression set ≤20% after 22h at 150°C per ASTM D395
temperature: -60°C to +230°C
Media Compatibility
✓ Water/glycol mixtures ✓ Lubricating oils ✓ Food-grade fluids
Unsuitable: Concentrated acids/bases or solvents (e.g., ketones, aromatics)
Sizing Data Required
  • Flange/groove dimensions (ID, OD, depth)
  • Operating temperature profile
  • Required compression force/seal pressure

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Compression Set
Cause: Excessive bolt torque, thermal degradation, or material creep causing permanent deformation and loss of sealing force
Chemical Degradation
Cause: Incompatibility with process media leading to swelling, embrittlement, or dissolution of gasket material
Maintenance Indicators
  • Visible fluid seepage or weeping around gasket flange
  • Audible hissing or whistling indicating gas/vapor leakage under pressure
Engineering Tips
  • Follow manufacturer's torque sequence and values using calibrated tools to ensure uniform compression without overloading
  • Select gasket material based on comprehensive chemical compatibility analysis including temperature, pressure, and media concentration

Compliance & Manufacturing Standards

Reference Standards
ISO 9001:2015 - Quality management systems ASTM F104 - Standard Classification System for Nonmetallic Gasket Materials DIN 2690 - Gaskets for flanges
Manufacturing Precision
  • Thickness: +/-0.1mm
  • Inner diameter: +/-0.5mm
Quality Inspection
  • Compressibility and Recovery Test
  • Leakage Test under pressure

Factories Producing Gasket Body

Manufacturer profiles with relevant production capability in China

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Manufacturer listings support early research and capability understanding. They are not certification, ranking, or transaction guarantees.

Technical documentation
4/5
Manufacturing capability
4/5
Inspection readiness
5/5
Supplier transparency
3/5

These scores are example evaluation dimensions, not real customer ratings, country-specific buyer feedback, or live inquiry activity.

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Frequently Asked Questions

What materials are used in the gasket body?

The gasket body is manufactured using silicone rubber, fluorosilicone, or high-performance silicone compounds, chosen based on application requirements for chemical resistance, temperature tolerance, and durability.

What are the key specifications for the gasket body?

Key specifications include compression set percentage, Shore A hardness, operating temperature range, tensile strength in MPa, and thickness in mm, ensuring reliable performance under compression.

What is the function of the gasket body in a sealing system?

The gasket body serves as the main structural element, providing sealing functionality and maintaining dimensional stability under compression to prevent leaks and ensure system integrity.

Can I contact factories directly on CNFX?

CNFX is an open directory, not a transaction platform. Each factory profile provides direct contact information and production details to help you initiate direct inquiries with Chinese suppliers.

Data basis: CNFX manufacturer profiles, technical classification, publicly available product information, and ongoing plausibility checks for Rubber and Plastic Product Manufacturing.

Data Basis

CNFX manufacturer profiles, technical classification, publicly available product information, and ongoing plausibility checks.

Preliminary Technical Classification
This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.

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