Flexible Material Body: Durometer Shore A 40-90

Q: What are the main applications of Flexible Material Bodies in industrial machinery?

Primarily used in vibration isolation systems, flexible couplings, sealing applications, motion transmission with compliance, and as interfaces between rigid components to absorb thermal expansion and manufacturing tolerances.

Q: How do I select the right material for a Flexible Material Body?

Consider operating temperature range, chemical exposure, required flexibility (durometer), fatigue life, compression set requirements, and environmental factors. Common materials include silicone for high temperatures, polyurethane for abrasion resistance, and natural rubber for general applications.

Q: What maintenance is required for Flexible Material Bodies?

Regular inspection for cracks, permanent deformation, surface degradation, and dimensional changes. Replacement intervals depend on operating conditions but typically range from 1-5 years. Avoid exposure to incompatible chemicals and excessive UV radiation.

Component Specifications

Definition

The Flexible Material Body is a critical engineering component designed to undergo controlled elastic deformation under operational loads. It functions as a dynamic interface between rigid machine elements, providing mechanical compliance through its material properties and geometric design. This component enables vibration damping, thermal expansion compensation, and tolerance absorption in precision mechanical systems while maintaining structural integrity and predictable force transmission characteristics.

Working Principle

Operates on the principle of elastic deformation where applied mechanical forces cause temporary shape changes in the material. The body stores potential energy during deformation and releases it during recovery, enabling functions like vibration isolation, motion transmission with compliance, and misalignment accommodation. Its performance is governed by material elasticity, geometry, and loading conditions.

Materials

Typically manufactured from engineered elastomers (silicone, polyurethane, natural rubber), thermoplastic elastomers (TPE, TPU), or composite materials with specific durometer ratings (Shore A 40-90). Material selection depends on required flexibility, temperature resistance (-40°C to 200°C), chemical compatibility, fatigue life (>1 million cycles), and environmental conditions.

Technical Parameters

Parameter	Typical range	Notes & selection driver
Durometer	Shore A 40-90
Fatigue Life	>1×10^6 cycles
Tear Strength	20-80 kN/m
Compression Set	<20%
Tensile Strength	5-25 MPa
Elongation At Break	200-800%
Operating Temperature	-40°C to 150°C

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Standards

ISO 37, ISO 815, ISO 868, DIN 53504, DIN 53505

Parent Products

This component is used in the following industrial products

Flexible Element

The flexible component within a shaft coupling that accommodates misalignment and transmits torque while absorbing vibrations.

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Engineering Analysis

Risks & Mitigation

Material degradation from chemical exposure
Fatigue failure from cyclic loading
Permanent deformation from over-compression
Temperature-induced property changes
Incompatibility with adjacent materials

FMEA Triads

Trigger: Material aging and chemical degradation
Failure: Loss of elasticity and cracking
Mitigation: Regular inspection, material compatibility testing, protective coatings

Trigger: Excessive cyclic loading beyond design limits
Failure: Fatigue cracks and catastrophic failure
Mitigation: Proper load calculation, design safety factors, regular replacement schedules

Trigger: Temperature extremes outside operating range
Failure: Material hardening or softening leading to performance loss
Mitigation: Temperature monitoring, material selection for specific environments, thermal barriers

Industrial Ecosystem

Compatible With

Typical Suppliers & Equivalents

Compliance & Inspection

Tolerance

±0.5mm dimensional tolerance, ±10% durometer variation, ±15% force-deflection characteristics

Test Method

ISO 37 for tensile properties, ISO 815 for compression set, ISO 868 for durometer, DIN 53504 for tear strength, accelerated aging tests per ASTM D573

Procurement Evaluation Criteria

A practical evidence checklist for RFQ preparation and supplier evaluation.

Technical documentation

Request current drawings, revision history, and a signed specification sheet.

Manufacturing capability

Verify equipment lists, process limits, capacity, and representative production evidence.

Inspection readiness

Confirm test methods, calibrated equipment, sampling plans, and traceable reports.

Supplier transparency

Check the legal entity, factory address, ownership, certifications, and direct contacts.

CNFX does not score or rank suppliers. Buyers must verify all claims and documents with the legal manufacturer before ordering.

Manufacturers of Flexible Material Body

Manufacturer profiles associated with Flexible Material Body.

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Compiled and source-reviewed by the CNFX editorial team. Each manufacturer above links to the page on that company's own website where the product is listed, with the date we checked it. How we source and review

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Frequently Asked Questions

What are the main applications of Flexible Material Bodies in industrial machinery?