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FKM Diaphragms

Name: FKM Diaphragms
Brand: MINERVA RUBBER & ENGINEERING WORKS

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MOQ : 2500 Pieces

FKM Diaphragms Specification

Volatile Matter (%)
1.0%

Hardness
60~90 Shore A

Material
FKM (Fluoroelastomer Rubber)

Temperature Resistance
-20C to +220C (intermittent up to +250C)

Rubber Type
FKM (Fluorocarbon Rubber)

Natural Rubber
No

Feature
High chemical & heat resistance, excellent elasticity

Thermal Conductivity
Low

Tensile Strength
10~15 MPa

Nitrogen Content (%)
0.5%

Compression Ratio
Standard FKM, custom available

Color
Black / Custom colors

Product Type
FKM (Fluoroelastomer) Diaphragm

Style
Round / Customized shapes

Surface Finish
Smooth / as per product requirement

Thickness
0.5 mm ~ 6 mm (customized available)

Diameter
Customized

Water Absorption
<1% (very low)

Components
Single/multi-layer as per design

Size
Customized sizes

Part Type
Diaphragm

Ash %
1.0%

Length
As per requirement

Usage & Applications
Industrial and Automotive Sealing, Pumps, Valves, Fuel Handling Systems

Density
2.0 Gram per cubic centimeter(g/cm3)

Resistance level
Excellent resistance to oils, fuels, and wide temperature ranges

Weight
Depending on dimensions

Flame Resistance Level
Self-extinguishing, UL94 V-0 Possible

Width
As per requirement / Custom available

Tolerance
0.1 mm

Customization Available
Yes, in size and compound formulation

Elongation at Break
150%

Ozone Resistance
Excellent

Minimum Order Quantity
100 Pieces

Manufacturing Process
Molded / Die-cut / Fabric-reinforced available

Pressure Resistance
Up to 10 bar (as design specified)

Packaging
Carton / Polybag / Custom as required

Odor
Odorless or slight characteristic smell

Electrical Insulation
Good

Lifespan (Expected)
5+ years under normal application

FKM Diaphragms Trade Information

Minimum Order Quantity
2500 Pieces

Main Domestic Market
South India, Gujarat, Maharashtra

About FKM Diaphragms

Rubber Diaphragms with good elasticity level are reckoned as specially designed membranes that are fitted between two chambers on their circumference. Depending on pressure level, these diaphragms change their position by shifting one chamber slightly upward or downward over another chamber.

The unique flexibility of these diaphragms is useful for inhibiting conveyance of working fluid between two chambers by enabling the effects of pressure to pass the barrier sans interchanging any media. The rubber made diaphragms are of two types. The Static variation of these items is instrumental in isolation of two different fluids and it moves slightly or remains fixed. Their dynamic variant acts as suitable sealing medium between fixed and movable items and has key role in transferring pressure or force.

Diaphragm seal is used to get accurate response during change of pneumatic or hydraulic pressure. These diaphragms are used as essential sealing components for smooth operation of different machinery utilized in automotive, oil and gas refineries, aerospace manufacturing, valve production, medical instruments and pump manufacturing industries.

MREW is involved in manufacturing of wide array of diaphragms that are meant for ensuring trouble free functioning of pressure sensors in pneumatic systems, pumps, control valves for accurate flow controlling purpose, pneumatic diaphragm pumps, wax actuators, high pressure diaphragm pumps, thermal actuators, diaphragm pressure gauges, pneumatic actuators, diaphragm vacuum pumps, actuators, diaphragm air compressors, diaphragm metering pumps and diaphragm fuel pumps. We have expertise in manufacturing of Rubber Diaphragms that have been made by using EPDM, silicon, neoprene, viton,natural, nitrile and other grades of rubber.

Versatile Applications and Customization

These FKM diaphragms are highly suitable for industrial sealing, automotive valves, pumps, and fuel handling systems. Custom sizes, compounds, and shapes can be tailored to meet specific design requirements, ensuring optimal performance and compatibility across diverse operational environments.

Superior Material Properties

With elongation at break 150%, tensile strength up to 15 MPa, and hardness ranging from 60 to 90 Shore A, each diaphragm guarantees flexibility and integrity under pressure (up to 10 bar). FKM material ensures excellent resistance to chemicals, oils, and temperature fluctuations, making the diaphragms ideal for harsh working conditions.

FAQs of FKM Diaphragms:

Q: How are FKM diaphragms manufactured to ensure durability and precision?

A: FKM diaphragms are produced using molded, die-cut, or fabric-reinforced processes, depending on application and design specifications. Advanced techniques and strict quality controls guarantee precise tolerances (0.1 mm) and consistent performance, contributing to a lifespan of more than five years in standard environments.

Q: What customization options are available for FKM diaphragms?

A: The diaphragms can be tailored in terms of size, shape, compound formulation, color, width, diameter, thickness, and component layers. This flexibility allows manufacturers to match exact application needs across industrial and automotive sectors for optimal sealing and performance.

Q: When is it ideal to use FKM diaphragms in industrial or automotive settings?

A: FKM diaphragms are best employed when high resistance to chemicals, fuels, oils, temperature extremes, and ozone is required. They excel in pumps, valves, fuel handling systems, and various sealing applications where reliability and longevity are critical.

Q: Where are these diaphragms typically exported and supplied from?

A: They are manufactured and exported from India, serving global clients across industrial, automotive, and engineering sectors. Packaging options include carton, polybag, or customized solutions for secure transit and handling.

Q: What benefits do FKM diaphragms offer over other rubber types?

A: Compared with natural rubber, FKM provides superior resistance to chemicals, heat, and environmental stressors. The diaphragms are odorless or have a minimal characteristic smell, self-extinguishing flame resistance (UL94 V-0 possible), and very low water absorption, ensuring stable, long-term operation.

Q: How do these diaphragms maintain performance under varying pressure and temperature conditions?

A: FKM diaphragms are engineered to withstand pressures up to 10 bar and temperatures from -20C to +220C (intermittent up to +250C). Their mechanical strength and excellent elasticity help maintain sealing integrity and avoid degradation even under fluctuating work conditions.

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