Metallum Overseas manufactures, supplies and exports FKM-B O-Rings for industrial sealing applications. FKM-B is a Type B ternary fluoroelastomer compound containing 68% fluorine, cured using a bisphenol system and reinforced with carbon black. It offers compression set performance and chemical resistance for compatible industrial operating environments.
FKM-B O-rings are suitable for applications involving selected automotive fuels, aliphatic and aromatic hydrocarbons, alcohols and acids, subject to compound compatibility. The referenced material has a specified service temperature range of -20°C to 200°C, with hardness options of 75±5 and 90±2 Shore A.
As an FKM-B O-Rings manufacturer, supplier and exporter, Metallum Overseas caters to industrial sealing requirements across various sectors. FKM-B O-rings can be supplied according to required dimensions, hardness, compound specifications and application conditions.
Material selection should consider operating temperature, pressure, service media, seal dimensions and the design of the equipment. Customers can share drawings, technical specifications and operating details to help identify a suitable FKM-B O-ring configuration.
FKM-B O-rings are manufactured from Type B fluoroelastomer compounds designed for compatible industrial sealing applications. The referenced compound contains 68% fluorine and uses bisphenol curing with carbon black reinforcement. Its stated properties include compression set performance and resistance to selected fuels, hydrocarbons, alcohols and acids.
With a specified service temperature range of -20°C to 200°C, FKM-B O-rings can be considered for compatible sealing applications involving elevated temperatures and exposure to selected industrial fluids. Actual performance depends on the specific compound, fluid composition, pressure, temperature and duration of exposure.
The reference lists two compound options: V75/601 with a hardness of 75±5 Shore A and V90/601 with a hardness of 90±2 Shore A.
Share your required O-ring dimensions, hardness, operating temperature, pressure, service media, application and quantity with Metallum Overseas at info@metallumoverseas.com. Our team can review your requirements and assist with a suitable FKM-B O-ring specification.
FKM-B is a Type B ternary fluoroelastomer compound specified for industrial sealing applications. The reference identifies the following material characteristics.
| Material: | FKM-B Ternary Fluoroelastomer |
| Fluorine Content: | 68% |
| Curing System: | Bisphenol-cured |
| Reinforcement: | Carbon black |
| Key Properties: | Compression set performance and resistance to selected fuels, hydrocarbons, alcohols and acids |
| Compound Options: | V75/601 and V90/601 |
| Product: | FKM-B O-Rings |
| Material: | Type B Ternary Fluoroelastomer |
| Fluorine Content: | 68% |
| Hardness Options: | 75±5 Shore A and 90±2 Shore A |
| Tensile Strength: | Minimum 10 MPa for V75/601; minimum 13 MPa for V90/601 |
| Elongation at Break: | Minimum 150% for V75/601; minimum 130% for V90/601 |
| 100% Modulus: | Minimum 5 MPa for V75/601; minimum 8 MPa for V90/601 |
| Compression Set: | Maximum 25% at 200°C for 22 hours |
| Specific Gravity: | 1.85±0.05 g/cm³ |
| TR10: | -14°C for both compound options |
| Service Temperature Range: | -20°C to 200°C |
| Dimensions: | As per applicable standard, drawing or customer requirements |
| Application: | Compatible industrial sealing applications |
The following table presents the typical physical and mechanical properties of FKM-B O-rings in 75 and 90 Shore A hardness grades.
| Property | Test Method | Unit | V75/601 | V90/601 |
|---|---|---|---|---|
| Hardness | ASTM D2240 | Shore A | 75±5 | 90±2 |
| Tensile Strength | ASTM D412 | MPa | ≥10 | ≥13 |
| Elongation at Break | ASTM D412 | % | ≥150 | ≥130 |
| 100% Modulus | ASTM D412 | MPa | ≥5 | ≥8 |
| Compression Set (200°C × 22 h) | ASTM D395 | % | ≤25 | ≤25 |
| Specific Gravity | ASTM D1817 | g/cm³ | 1.85±0.05 | 1.85±0.05 |
| Temperature Retraction, TR10 | ASTM D1329 | °C | -14 | -14 |
| Air Ageing (250°C × 70 h) – Change in Hardness | ASTM D573 / D2240 | Shore A | -5 to +5 | -5 to +5 |
| Air Ageing – Change in Tensile Strength | ASTM D573 / D412 | % | ≥-20 | ≥-20 |
| Air Ageing – Change in Elongation at Break | ASTM D573 / D412 | % | ≥-40 | ≥-40 |
Note: Actual values may vary depending on the compound formulation and test conditions. Please confirm the applicable technical datasheet before finalising specifications.
FKM-B O-rings can be considered for industrial sealing applications where the compound's chemical compatibility and temperature capability meet the service requirements.
Compatibility must be checked against the exact fluid, concentration, temperature and pressure. FKM-B should not be assumed suitable for every acid, chemical or operating environment.
Metallum Overseas focuses on dimensional conformity and specification verification for industrial sealing components. Inspection requirements can be reviewed according to the applicable drawings, material specifications and customer purchase requirements.
FKM-B O-rings are sealing components made from a Type B ternary fluoroelastomer compound. The referenced formulation contains 68% fluorine and uses bisphenol curing with carbon black reinforcement.
FKM-B is used as a material designation in the reference, rather than being presented here as a proprietary brand. The specific compound options listed are V75/601 and V90/601.
The reference specifies a service temperature range of -20°C to 200°C. Actual suitability depends on the selected compound, service media and operating conditions.
The reference lists two options: 75±5 Shore A for V75/601 and 90±2 Shore A for V90/601.
The reference chart specifies a minimum tensile strength of 10 MPa for V75/601 and 13 MPa for V90/601.
The reference specifies a maximum compression set of 25% after 22 hours at 200°C under the stated test method.
The reference describes resistance to automotive fuels, aliphatic and aromatic hydrocarbons, other hydrocarbons, alcohols and acids. Suitability should be verified for the specific fluid and operating conditions.
Requirements can be reviewed according to customer drawings, dimensions, applicable standards and equipment specifications.
Please provide the required dimensions, hardness, operating temperature, pressure, service media, application and quantity to help assess your requirements.
Metallum Overseas provides FKM-B O-Rings at reasonable prices in the market. You can Contact us to get the updated price list of FKM-B O-Rings. Our prices are best for all types of FKM-B O-Rings.
Metallum Overseas is a large stockist of FKM-B O-Rings. We maintain a huge stock of FKM-B O-Rings in different sizes, types, standards & other specifications to fulfill the demand of our clients across the globe. We can deliver FKM-B O-Rings on time for urgent requirements.
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