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  • MAIHUA Factory Wholesale Good Quality Customized Molded EPDM FKM Seal Heat Resistant Rubber Flange Gasket 20-90 Shore Hardness
  • MAIHUA Factory Wholesale Good Quality Customized Molded EPDM FKM Seal Heat Resistant Rubber Flange Gasket 20-90 Shore Hardness
  • MAIHUA Factory Wholesale Good Quality Customized Molded EPDM FKM Seal Heat Resistant Rubber Flange Gasket 20-90 Shore Hardness
  • MAIHUA Factory Wholesale Good Quality Customized Molded EPDM FKM Seal Heat Resistant Rubber Flange Gasket 20-90 Shore Hardness
  • MAIHUA Factory Wholesale Good Quality Customized Molded EPDM FKM Seal Heat Resistant Rubber Flange Gasket 20-90 Shore Hardness
  • MAIHUA Factory Wholesale Good Quality Customized Molded EPDM FKM Seal Heat Resistant Rubber Flange Gasket 20-90 Shore Hardness
MAIHUA Factory Wholesale Good Quality Customized Molded EPDM FKM Seal Heat Resistant Rubber Flange Gasket 20-90 Shore Hardness

MAIHUA Factory Wholesale Good Quality Customized Molded EPDM FKM Seal Heat Resistant Rubber Flange Gasket 20-90 Shore Hardness

  • 1000 - 9999 Pieces
    $0.04
  • 10000 - 49999 Pieces
    $0.03
  • >= 50000 Pieces
    $0.02

Customization:

Size（Min.Order: 10000 pieces）
Customized logo（Min.Order: 10000 pieces）
Customized packaging（Min.Order: 10000 pieces）
Graphic customization（Min.Order: 10000 pieces）
View product details

MAIHUA Factory Wholesale Good Quality Customized Molded EPDM FKM Seal Heat Resistant Rubber Flange Gasket 20-90 Shore Hardness

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Sealing Performance: Designed to create a tight seal in joints between surfaces, preventing leaks of fluids (water, oil, gases) under pressure.
  • Heat Resistance: Molded from EPDM and FKM materials, ensuring durability in high-temperature environments (e.g., automotive engines, industrial machinery).
  • Customizable Design: Available in various materials (PTFE, silicone, rubber) and dimensions to suit specific application requirements.

Key features

  • 1. Advanced Material Technology

    • With corrosion-resistant PTFE and heat-resistant EPDM/FKM materials, ensure durability in harsh chemical or high-temperature environments. Outperform standard rubber gaskets in extreme conditions*

  • 2. Customizable Material Solutions

    • With customizable material options (EPDM/FKM/PTFE), adapt to specific chemical, temperature, or pressure demands, surpassing one-size-fits-all gaskets*

  • 3. Uniform Flat Design for Seamless Performance

    • With a precision-engineered flat shape, achieve consistent pressure distribution and 20% tighter seals than irregular-shaped gaskets*, reducing leakage risks in flange systems.

  • 4. Versatile Scenario Adaptability

    • Designed for plumbing, automotive, and industrial systems, this gasket supports 3x more applications than single-purpose alternatives*, sealing fluids like water, oil, and gas.

  • 5. Global Compliance Certifications

    • Backed by DVGW, FDA, NSF/ANSI/CAN 61, and RoHS certifications, ensure compliance with safety, health, and environmental standards, exceeding non-certified competitors in reliability*.

Product details

MAIHUA Factory Wholesale Good Quality Customized Molded EPDM FKM Seal Heat Resistant Rubber Flange Gasket 20-90 Shore Hardness

The MAIHUA SEAL molded EPDM/FKM gasket is a high-performance sealing solution designed for demanding applications requiring heat resistance, chemical stability, and leak prevention. Crafted from premium materials like EPDM, FKM, and PTFE, it meets stringent certifications (DVGW, FDA, REACH, etc.) for safety and compliance. Its flat, circular design ensures versatility across plumbing, automotive, and industrial systems, while customizable parameters allow tailored solutions for specific operational needs.

Technical specifications

FeatureSpecificationApplication Scenario
MaterialEPDM, FKM, PTFE, NBR, Silicone, RubberSealing fluids, gases, and high-temperature environments
Temperature Range-40°C to +260°C (EPDM/FKM) / -200°C to +260°C (PTFE)Automotive engines, industrial reactors, HVAC systems
CertificationsDVGW, RoHS, SVHC, WRAS, EC1907/2006, FDA 21 CFR 177.2600, ACS, REACH, EPR, NSF/ANSI/CAN 61Compliance for food-grade, water, and medical applications
Shape/DesignFlat, circular, uniform thicknessFlange joints in pipes, valves, and machinery

Customization guide

Adjustable parameters include material composition (e.g., FKM for extreme heat, PTFE for chemical resistance), thickness (0.5–5mm), size (custom diameters), and color (for identification). With these options, you can optimize sealing performance for specialized needs like high-pressure systems or corrosive environments.

Get inspired

From preventing water leaks in plumbing systems to withstanding engine heat in automotive applications, this gasket’s adaptability makes it a cornerstone for reliable sealing. Pair its chemical-resistant PTFE variant with aggressive solvents or choose EPDM for ozone-resistant outdoor use.

Choose your model

ParameterBase Model (EPDM)Advanced Model (FKM)Pro Model (PTFE)
Temperature Resistance200°C+30% (260°C)+50% (260°C)*
Chemical ResistanceOils, water, mild acidsEnhanced (fuels, oils)Premium (solvents)
Pressure Rating10 bar+20% (12 bar)+40% (14 bar)

Supplier's note

  1. Technical Breakthroughs:

    • Material Diversity: EPDM for ozone resistance, FKM for fuel/oil compatibility, and PTFE for extreme chemical/temperature stability.
    • Certification Compliance: Meets global standards (e.g., FDA for food contact, DVGW for water systems).
    • Scalable Design: Customizable dimensions and thickness enable precise fitment for unique flange geometries.

  2. Optimal Version Selection:

    • Base Model: Ideal for standard plumbing or HVAC systems where moderate temperatures and pressures are the norm.
    • Advanced Model: Choose for automotive or industrial machinery requiring resistance to fuels and higher temps (e.g., engine gaskets).
    • Pro Model: With PTFE’s 260°C heat resistance and solvent tolerance, this excels in chemical processing or aerospace applications.

Example benefit: "With the Pro model’s PTFE material, you can seal joints in corrosive chemical reactors—30% more effectively than traditional rubber gaskets—while maintaining integrity under extreme pressure."

Frequently asked questions

  • Which material (EPDM or FKM) is best for heat-resistant rubber flange gaskets in high-temperature industrial applications?

  • How do I clean and maintain a molded rubber flange gasket to prevent leaks over time?

  • What certifications ensure this rubber flange gasket is safe for food-grade plumbing systems?

  • Can I customize the size, material, or shape of the molded EPDM/FKM flange gasket for my machinery?

  • What’s the maximum temperature resistance of FKM vs. EPDM flange gaskets?

  • Are these heat-resistant rubber gaskets compatible with high-pressure flange joints in industrial equipment?

  • Which certification ensures compliance with German and French recycling laws for rubber gaskets?

  • How do I choose between flat gaskets and other types for flange sealing?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
EPDM GasketsAutomotive, Plumbing, HVACMaterial: EPDM; Heat resistance up to 150°C (ASTM D1329); Certifications: DVGW, FDA 21 CFR 177.2600, NSF/ANSI 61 (▲ Base)Excellent ozone/UV resistance; compliant for potable water systemsLimited heat resistance (▲ Advanced: 180°C with enhanced formulation)
FKM (Fluorosilicone) GasketsHigh-temperature engines, industrial equipmentMaterial: FKM; Heat resistance up to 250°C (ASTM D1329); Certifications: DVGW, FDA, NSF/ANSI 61 (▲ Advanced)Superior chemical/heat resistance; ideal for aggressive fluidsHigher cost; less flexibility compared to silicone
PTFE GasketsChemical processing, food/pharmaMaterial: PTFE; Chemical inertness (ASTM D543); Certifications: FDA, NSF/ANSI 61, REACHNon-reactive; withstands 50+ chemicals (▲ Advanced: 100+ chemicals)Brittle below -20°C; requires precise installation
NBR (Nitrile) GasketsOil/gas systems, automotiveMaterial: NBR; Oil resistance (ASTM D2000); Certifications: RoHS, REACH, SVHCCost-effective; durable in oil-based environmentsLimited heat resistance (▲ Advanced: 120°C with reinforced filler)
Silicone GasketsElectronics, medical devicesMaterial: Silicone; Temp range: -50°C to 250°C (ASTM D2000); Certifications: ISO 10993 (biocompatible)Flexible; withstands extreme temps; non-toxicLower chemical resistance vs PTFE/EPDM
Industry Standard GasketGeneral machinery, basic sealingMaterial: Standard rubber; Heat resistance: 100°C (ISO 1817); Certifications: Basic RoHS complianceAffordable; widely availableLimited performance in specialized conditions (▲ Our Base: +50% chemical resistance)

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