Export-Grade Non-Asbestos Gasket Sheet – Heat and Pressure Resistant Sealing Material for Pipe Flanges, Water, Steam and Oil Systems with Custom Size Options
Non-Asbestos Gasket Sheet for pipe flanges
,Heat-resistant gasket sealing material
,Custom-size gasket sheet for steam systems

Export-Grade Non-Asbestos Gasket Sheet
Heat & Pressure Resistant Sealing Material for Industrial Pipe Flanges
H1 – Product Overview
Our export-grade non-asbestos gasket sheet is a high-reliability sealing material designed for industrial pipe flanges and fluid handling systems. Manufactured with reinforced fibers and elastomer binders, it delivers stable sealing performance under heat, pressure, and chemical exposure while fully complying with modern asbestos-free requirements.
This material is widely used in water, steam, oil, fuel, and gas applications where consistent compression, long service life, and environmental safety are critical.
H2 – Key Advantages of Our Non-Asbestos Gasket Sheet
-
Asbestos-free composition suitable for global export markets
-
Stable sealing under elevated temperature and pressure
-
Excellent resistance to oils, fuels, steam, and industrial fluids
-
Low creep relaxation for long-term flange sealing
-
Easy cutting and fabrication for OEM and maintenance use
H2 – Material Composition & Manufacturing Process
Our non-asbestos gasket sheets are produced using a controlled compression molding process to ensure uniform density and mechanical stability.
| Item | Specification |
|---|---|
| Reinforcement | Aramid fiber |
| Binder | NBR elastomer |
| Process | Thermal compression and curing |
| Asbestos Content | 0% |
H2 – Operating Conditions & Performance Limits
Designed for demanding industrial environments, this gasket material maintains sealing integrity across a wide range of working conditions.
| Parameter | Performance |
|---|---|
| Working Temperature | −50°C to +350°C (grade dependent) |
| Maximum Pressure | Up to 20 MPa (static) |
| Compatible Media | Oil, fuel, water, steam, compressed gas |
| Chemical Resistance | Hydrocarbons, lubricants, solvents |
H2 – Product Grades & Temperature Classes
Different grades are available to meet varying temperature and application requirements.
| Grade | Continuous Temperature | Peak Temperature | Typical Uses |
|---|---|---|---|
| CSNXB150 | −30°C to +150°C | +180°C | Cooling systems, hydraulic units |
| CSNXB250 | −50°C to +250°C | +300°C | Heat exchangers, turbo equipment |
| CSNXB350 | −20°C to +350°C | +400°C | Exhaust flanges, high-temperature pipelines |
H2 – Mechanical & Physical Properties
| Property | CSNXB150 | CSNXB250 | CSNXB350 |
|---|---|---|---|
| Tensile Strength (MPa) | 7.0 | 8.0 | 10.0 |
| Compressibility (%) | 7–17 | 7–17 | 7–17 |
| Recovery (%) ≥ | 40 | 45 | 50 |
| Creep Relaxation (%) ≤ | 40 | 35 | 30 |
| Density (g/cm³) | 1.8 ± 0.1 | 1.8 ± 0.1 | 1.8 ± 0.1 |
H2 – Resistance to Fluids & Flexibility
| Test Condition | Result |
|---|---|
| Room-Temperature Flexibility | No cracking after 180° bend |
| ASTM Oil No.3 (150°C / 5h) | Tensile strength maintained |
| Weight Increase | ≤30% |
| ASTM Fuel B (21–30°C / 5h) | Thickness change 0–20% |
| Post-Immersion Flexibility | No cracking |
H2 – Standard Sizes & Custom Supply Options
| Thickness | Standard Sheet Sizes (mm) | Custom Options |
|---|---|---|
| 0.5–5.0 mm | 1270×1270 / 1500×1500 | Roll supply |
| Tolerance | ±0.1 mm | Die-cut gaskets |
| 1270×3810 / 1500×2000 | Custom shapes | |
| 1500×4500 | OEM dimensions |
H2 – Typical Industrial Applications
This non-asbestos gasket sheet is commonly used for:
-
Industrial pipe flange sealing
-
Power generation equipment
-
Marine engines and auxiliary systems
-
Automotive engine and transmission assemblies
-
Chemical processing and general industrial maintenance
H2 – Quality Control & Compliance
-
ISO 9001:2015 certified manufacturing
-
Asbestos-free certification (0% asbestos)
-
RoHS compliant formulation
-
Tested according to ASTM F104 / F104M standards
H2 – Packaging & Delivery
-
Vacuum-sealed protective packaging
-
Export-grade palletized shipment
-
Sheet material or custom-cut gaskets
-
Technical datasheets available upon request
H2 – FAQ (SEO Long-Tail Support)
Q1: Is this gasket sheet suitable for steam applications?
Yes, selected grades are designed for continuous steam service within rated temperatures.
Q2: Can thickness and size be customized?
Yes, we offer custom thickness, sheet size, roll supply, and die-cut gaskets.
Q3: Is the material safe for international export?
Yes, it is fully asbestos-free and compliant with global environmental standards.


Our mission is to offer "High Quality" & "Good Service" & "Fast Delivery" to help our clients to gain more profits.