Vibration Isolation Mount

Product Specifications

Technical details and manufacturing context for Vibration isolation mount

Definition

A vibration isolation mount is a specialized component integrated into a rigid mounting frame system. Its primary function is to decouple the frame from external vibration sources or to prevent vibrations generated within the frame from being transmitted to the surrounding environment or connected equipment. It acts as a critical interface that maintains structural integrity while providing controlled compliance to absorb and dissipate vibrational energy. The mount typically incorporates elastomeric materials such as natural rubber, neoprene, or silicone, or mechanical spring elements, which exhibit high damping. When vibrational forces are applied, these materials deform elastically, converting kinetic energy into a small amount of heat through internal friction (hysteresis), thereby preventing transmission. The natural frequency of the isolator is tuned to be significantly lower than the dominant frequency of the vibration source to ensure effective isolation. This product is used in machinery and equipment manufacturing to protect sensitive components, reduce noise, and improve operational stability. Key parameters include rated load capacity (50–5000 kg), natural frequency (5–15 Hz), damping ratio (0.05–0.15), maximum static deflection (5–30 mm), operating temperature range (-40 to 85 °C), maximum compressive load (100–10000 kN), shear stiffness (10–500 N/mm), compressive stiffness (100–5000 N/mm), elastomer hardness (40–70 Shore A, ISO 7619-1), material grade (NR/CR/EPDM, ASTM D2000), mounting hole diameter (8–30 mm), overall height (50–300 mm), weight (0.5–50 kg), and IP rating (IP54–IP67, IEC 60529). These values are reference ranges and must be verified for the specific model and application. The mount is designed for use in rigid mounting frames, and its selection depends on the static load, vibration frequency, and environmental conditions. Proper installation and maintenance are essential to ensure optimal performance. Always consult the manufacturer or supplier to confirm model-specific specifications and compliance with relevant standards.

Working Principle

The mount operates on the principle of impedance mismatch and energy dissipation. It incorporates elastomeric materials or mechanical springs that deform under vibrational forces, converting kinetic energy into heat through internal friction (hysteresis). The natural frequency of the isolator is tuned to be significantly lower than the dominant frequency of the vibration source, ensuring that the frame is effectively decoupled from the source. This reduces the transmission of vibrations to the supporting structure or connected equipment.

Common Materials

Elastomer (e.g., Natural Rubber, Neoprene, Silicone), Steel (for housing/fasteners)

Technical Parameters

Parameter	Typical range	Notes & selection driver
Rated Load Capacity	50–5000 kg	Static load per mount; higher loads require larger mounts.
Natural Frequency	5–15 Hz	Lower frequency provides better isolation but requires softer elastomer.
Damping Ratio	0.05–0.15	Higher damping reduces resonance amplification.
Maximum Static Deflection	5–30 mm	Deflection under rated load; affects isolation efficiency.
Operating Temperature Range	-40–85 °C	Elastomer performance degrades outside this range.
Maximum Compressive Load	100–10000 kN	Ultimate load before failure; safety factor typically 2–3.
Shear Stiffness	10–500 N/mm	Affects lateral stability and isolation in horizontal direction.
Compressive Stiffness	100–5000 N/mm	Vertical stiffness; determines natural frequency.
Elastomer Hardness	40–70 Shore A	Softer rubber gives lower natural frequency.ISO 7619-1
Material Grade	NR/CR/EPDM	NR for general, CR for oil resistance, EPDM for weather resistance.ASTM D2000
Mounting Hole Diameter	8–30 mm	Must match bolt size for secure mounting.
Overall Height	50–300 mm	Affects available space and deflection range.
Weight	0.5–50 kg	Influences handling and installation.

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

Components / BOM

Elastomeric Element Part
Primary energy-absorbing and damping component that deforms under load to isolate vibrations.

Material: Rubber or Polymer Compound
Metal Housing/Plate Part
Provides structural attachment points to the frame and base, containing and pre-loading the elastomer.

Material: Steel or Aluminum
Bonding Layer/Adhesive Part
Chemically bonds the elastomer to the metal plates to ensure integrity under shear and compression forces.

Material: Specialized Adhesive
Mechanical Spring Optional
Provides the isolating compliance on spring-type mounts, where rubber will not survive the temperature or load.

Applied To / Applications

This component is essential for the following industrial systems and equipment:

Rigid mounting frame

View system integration details

Manufacturers of Vibration isolation mount

Manufacturer profiles associated with Vibration isolation mount.

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Frequently Asked Questions

What is the primary function of a vibration isolation mount?

The primary function is to reduce the transmission of vibrations between a rigid mounting frame and its supporting structure, protecting equipment and reducing noise.

How does the mount achieve vibration isolation?

It uses elastomeric materials or springs that deform under vibration, converting kinetic energy into heat through hysteresis, and its natural frequency is tuned lower than the vibration source frequency.

What parameters should be considered when selecting a mount?

Key parameters include rated load capacity, natural frequency, damping ratio, static deflection, operating temperature, stiffness values, and mounting dimensions. These must be matched to the application.

Are the listed standards mandatory for all mounts?

Standards like ISO 7619-1, ASTM D2000, and IEC 60529 are references for material hardness, material grade, and IP rating. Compliance must be verified with the manufacturer for the specific product.

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records.

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pressure:	Up to 50 bar static load
other spec:	Vibration frequency range: 5-200 Hz, Max displacement: ±10 mm
temperature:	-40°C to +120°C

Product Specifications

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