Design Guide Calculators

We offer three straightforward online calculators to make designing with Sorbothane® easier than ever.

Overhead view of a person writing on machine manuals with construction equipment on the table.

The calculators are an effective way to help determine the proper Sorbothane shape, geometry, and durometer that is best suited for your application.

Our goal is to assist engineers with a practical, hands-on approach to designing with Sorbothane, and these interactive calculators are our latest innovation. The calculated data is supported empirically and experimentally.

Load Rating Calculator

Our Load Rating Calculator is a valuable tool for engineers aiming to determine the optimal Sorbothane shape, geometry and durometer for their specific application. Here’s a step-by-step guide on how to use this calculator:

  1. Access the Calculator

Navigate to the Load Rating Calculator.

  1. Input Parameters

Select the relevant parameters specific to your application, including:

  • Isolator shape: Rectangle, square, disc or ring
  • Geometry: Length, width and thickness (in inches)
  • Material:
    • Sorbothane or water resistant
    • Durometer: 30, 40, 50, 60, 70 or 80
  1. Calculate

Click on the “Calculate” button to process the entered parameters and generate results.

  1. Review Results

Examine the calculated shape factor and load rating, which provides insights into the material’s expected performance under the specified conditions.

  1. Analyze Recommendations

Review the results and consider these suggestions as a starting point for further customization.

  1. Refine and Repeat

Refine the parameters, experimenting with different isolator shapes, measurements, and materials to fine-tune the Sorbothane specifications for the best performance.

By leveraging the Load Rating Calculator, engineers can streamline the material selection process, enhance the effectiveness of Sorbothane in their application, and achieve optimal shock and vibration absorption tailored to specific project requirements.

Impact Calculator

The Impact Calculator assists engineers in determining the appropriate Sorbothane shape, geometry, and durometer for a specific application where impact forces need to be managed. Here’s a step-by-step guide on how an engineer can utilize this calculator:

  1. Access the Calculator

Navigate to the Impact Calculator.

  1. Input Parameters

Select the relevant parameters specific to your application, including:

  • Isolator shape: Rectangle, square, disc or ring
  • Geometry: Length, width and thickness (in inches)
  • Material:
    • Sorbothane or water resistant
    • Durometer: 30, 40, 50, 60, 70 or 80
  • Impact description:
    • Vertical or horizontal
    • Load (lbs)
    • Height (in)
  1. Calculate

Click on the “Calculate” button to process the entered parameters and generate results.

  1. Review Results

Examine the calculated results, which include:

  • Loaded Area (in^2)
  • Shape Factor
  • Compressive Stress (psi)
  • Compressive Modulus (psi)
  • Corrected Compressive Modulus (psi)
  • Weight for Deflection (lbs)
  • Static Deflection (in)
  • Spring Rate (lb/in)
  • Kinetic Energy from Impact (ft*lbs)
  • Dynamic Deflection (in)
  • Percent Dynamic Deflection
  1. Evaluate Impact Performance

Analyze the results to ensure that the calculated Sorbothane specifications meet the requirements for impact absorption in your application.

  1. Iterate and Refine

Refine the parameters, experimenting with different isolator shapes, measurements, materials, and impact descriptions to fine-tune the Sorbothane specifications for the best performance.

By using the Impact Calculator, engineers can efficiently assess the impact absorption capabilities of Sorbothane and make informed decisions about the material’s shape, geometry, and durometer to effectively manage impact forces in their specific application. This tool streamlines the design process, improving the overall performance and reliability of Sorbothane in impact-related scenarios.

Vibration Calculator

The Vibration Calculator assists engineers in determining the appropriate Sorbothane shape, geometry, and durometer for specific vibration solutions. Here’s a step-by-step guide on how an engineer can utilize this calculator: Top of Form

  1. Access the Calculator

Navigate to the Vibration Calculator.

  1. Input Parameters

Select the relevant parameters specific to your application, including:

  • Isolator shape: Rectangle, square, disc or ring
  • Geometry: Length, width and thickness (in inches)
  • Material:
    • Sorbothane or water resistant
    • Durometer: 30, 40, 50, 60, 70 or 80
    • Assumed percent deflection: 10%, 15% or 20%
    • Load per isolator (lbs)
    • Excitation frequency (hz)
  1. Calculate

Click on the “Calculate” button to process the entered parameters and generate results.

  1. Review Results

Examine the calculated results, which include:

  • Loaded Area (in^2)
  • Shape Factor
  • Compressive Stress (psi)
  • Compressive Modulus (psi)
  • Corrected Compressive Modulus (psi)
  • Static Deflection (in)
  • Percent Deflection
  • Dynamic Shear Modulus (psi)
  • Dynamic Compressive Modulus (psi)
  • Dynamic Spring Rate (lbs/in)
  • Natural Frequency (hz)
  • Tan Delta
  • Frequency Ratio
  • Transmissibility
  • Transmissibility at Resonance
  • Percent Isolation
  1. Evaluate Vibration Isolation Performance:

Analyze the results to ensure that the calculated Sorbothane specifications meet the requirements for vibration isolation in your application.

  1. Iterate and Refine:

Refine the parameters, experimenting with different equipment weights and vibration frequencies to fine-tune the Sorbothane specifications for optimal vibration isolation performance.

Use the Vibration Calculator to effectively evaluate Sorbothane’s vibration isolation capabilities and make well-informed decisions regarding the material’s shape, geometry, and durometer. This calculator helps engineers like you to understand the overall performance and reliability of Sorbothane in scenarios involving vibrations.

Contact Us for Further Assistance with Our Calculators

Sorbothane engineers are always available for further assistance if needed. Contact us if you have questions about our load rating, impact or vibration calculator.

Download Our Helpful Guide

Sorbothane engineers are always available for further assistance if needed. Contact us if you have questions.