cellular sponge rubber
industrial products

Griswold manufactures rubber products for cushioning, non-skid cushioning, area rug padding, anti-fatigue matting and sealing, as well as sound and vibration absorption.

Kushon® sponge rubber products are IMDS compliant. Please Contact Us for any details or a Material Data Sheet.

Our specialized drum gaskets and concrete expansion joint filler are real examples of our innovative engineers working with customers to find practical solutions for their unique requirements.
Typical Physical Properties:  
 

Click the item number of interest to open or close a summary of its Typical Physical Properties. You may also open multiple summaries for comparison and print any individual Typical Physical Properties sheet or Material Safety Data Sheet (MSDS).
 
  • 3110 - Soft   

    • Print Typical Spec. Sheet     Print MSDS Sheet

       

    • Color                                               Black
    • Polymer                                          Natural Rubber
    • Compression Deflection        
         @ 25% Compression                             Soft (2-5 psi)
    • Compression Set
         @ 50% Deflection @ 158      °F     15% Maximum
    • Accelerated Aging
         % Change in Compression
         Deflection @       158      °F                    ± 20%
    • Temperature Range                      -20°F to 160°F
    • Density Average                            22 pcf
       
  • 3120 - Medium   

    • Print Typical Spec. Sheet     Print MSDS Sheet
       

    • Color                                               Black
    • Polymer                                          Natural Rubber
    • Compression Deflection        
         @ 25% Compression                             Medium (5-10 psi)
    • Compression Set
         @ 50% Deflection @ 158      °F     15% Maximum
    • Accelerated Aging
         % Change in Compression
         Deflection @       158      °F                    ± 20%
    • Temperature Range                      -20°F to 160°F
    • Density Average                            26 pcf
       
  • 3130 - Medium Firm   

    • Print Typical Spec. Sheet     Print MSDS Sheet
       

    • Color                                               Black
    • Polymer                                          Natural Rubber
    • Compression Deflection        
         @ 25% Compression                       Medium Firm (10-16 psi)
    • Compression Set
         @ 50% Deflection @ 158      °F     15% Maximum
    • Accelerated Aging
         % Change in Compression
         Deflection @       158      °F                    ± 20%
    • Temperature Range                      -20°F to 160°F
    • Density Average                            30 pcf
       
  • 3140 - Firm  

    •  Print Typical Spec. Sheet     Print MSDS Sheet
       

    • Color                                               Black
    • Polymer                                          Natural Rubber
    • Compression Deflection        
         @ 25% Compression                       Firm (16-22 psi)
    • Compression Set
         @ 50% Deflection @ 158      °F     15% Maximum
    • Accelerated Aging
         % Change in Compression
         Deflection @       158      °F                    ± 20%
    • Temperature Range                      -20°F to 160°F
    • Density Average                            33 pcf
       
  • 3150 - Extra Firm  

    •  Print Typical Spec. Sheet     Print MSDS Sheet
       

    • Color                                               Black
    • Polymer                                          Natural Rubber
    • Compression Deflection        
         @ 25% Compression                       Extra Firm (22+ psi)
    • Compression Set
         @ 50% Deflection @ 158      °F     15% Maximum
    • Accelerated Aging
         % Change in Compression
         Deflection @       158      °F                    ± 20%
    • Temperature Range                      -20°F to 160°F
    • Density Average                            36 pcf
       
  • 4110 - Soft

    •  Print Typical Spec. Sheet     Print MSDS Sheet
       

    • Color                                               Tan
    • Polymer                                          Natural Rubber
    • Compression Deflection        
         @ 25% Compression                       Soft (2-5 psi)
    • Compression Set
         @ 50% Deflection @ 158      °F     15% Maximum
    • Accelerated Aging
         % Change in Compression
         Deflection @       158      °F                    ± 20%
    • Temperature Range                      -20°F to 160°F
    • Density Average                            22 pcf
       
  • 4120 - Medium  

    •  Print Typical Spec. Sheet     Print MSDS Sheet
       

    • Color                                               Tan
    • Polymer                                          Natural Rubber
    • Compression Deflection        
         @ 25% Compression                       Meduim (5-10 psi)
    • Compression Set
         @ 50% Deflection @ 158      °F     15% Maximum
    • Accelerated Aging
         % Change in Compression
         Deflection @       158      °F                    ± 20%
    • Temperature Range                      -20°F to 160°F
    • Density Average                            26 pcf
       
  • 4130 - Medium Firm  

    •  Print Typical Spec. Sheet     Print MSDS Sheet
       

    • Color                                               Tan
    • Polymer                                          Natural Rubber
    • Compression Deflection        
         @ 25% Compression                       Meduim Firm (10-16 psi)
    • Compression Set
         @ 50% Deflection @ 158      °F     15% Maximum
    • Accelerated Aging
         % Change in Compression
         Deflection @       158      °F                    ± 20%
    • Temperature Range                      -20°F to 160°F
    • Density Average                            30 pcf
       
  • 4140 - Firm  

    •  Print Typical Spec. Sheet     Print MSDS Sheet
       

    • Color                                               Tan
    • Polymer                                          Natural Rubber
    • Compression Deflection        
         @ 25% Compression                       Firm (16-22 psi)
    • Compression Set
         @ 50% Deflection @ 158      °F     15% Maximum
    • Accelerated Aging
         % Change in Compression
         Deflection @       158      °F                    ± 20%
    • Temperature Range                      -20°F to 160°F
    • Density Average                            33 pcf
       
  • 4150 - Extra Firm  

    •  Print Typical Spec. Sheet     Print MSDS Sheet
       

    • Color                                               Tan
    • Polymer                                          Natural Rubber
    • Compression Deflection        
         @ 25% Compression                       Extra Firm (22+ psi)
    • Compression Set
         @ 50% Deflection @ 158      °F     15% Maximum
    • Accelerated Aging
         % Change in Compression
         Deflection @       158      °F                    ± 20%
    • Temperature Range                      -20°F to 160°F
    • Density Average                            36 pcf
       
  • 6110 - Soft Neoprene  

    •  Print Typical Spec. Sheet     Print MSDS Sheet
       

    • Color                                               Black
    • Polymer                                          Neoprene, Medium Oil Swell
    • Compression Deflection        
         @ 25% Compression                       Soft (2-5 psi)
    • Compression Set
         @ 50% Deflection @ 158      °F     15% Maximum
    • Accelerated Aging
         % Change in Compression
         Deflection @       158      °F                    ± 20%
    • Temperature Range                      -20°F to 175°F
    • Density Average                            27 pcf
       
  • 6120 - Medium Neoprene  

    •  Print Typical Spec. Sheet     Print MSDS Sheet
       

    • Color                                               Black
    • Polymer                                          Neoprene, Medium Oil Swell
    • Compression Deflection        
         @ 25% Compression                       Medium (5-9 psi)
    • Compression Set
         @ 50% Deflection @ 158      °F     15% Maximum
    • Accelerated Aging
         % Change in Compression
         Deflection @       158      °F                    ± 20%
    • Temperature Range                      -20°F to 175°F
    • Density Average                            33 pcf
       
  • 6130 - Medium Firm  

    •  Print Typical Spec. Sheet     Print MSDS Sheet
       

    • Color                                               Black
    • Polymer                                          Neoprene, Medium Oil Swell
    • Compression Deflection        
         @ 25% Compression                       Medium Firm (9-13 psi)
    • Compression Set
         @ 50% Deflection @ 158      °F     15% Maximum
    • Accelerated Aging
         % Change in Compression
         Deflection @       158      °F                    ± 20%
    • Temperature Range                      -20°F to 175°F
    • Density Average                            36 pcf
       
 

NOTE: Information of a technical nature is based on laboratory tests which either Griswold conducts or sends to an independent laboratory for testing for determination of uses as requested in writing by customer.  Griswold believes these to be reliable.  However, Griswold has no control over the application of the material to or part of the final PRODUCT and THEREFORE, Griswold makes NO EXPRESS OR IMPLIED WARRANTY OF RESULT, FITNESS OR MERCHANTABILITY.  The customer should determine reliability for the end use or particular application.       

P.O. Box 638
One River Street
Moosup, CT 06354, USA

860.564.3321      800.472.8788
fax: 860.564.9103

  

 

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