Available in Solid, One-Hole and Two-Hole
NOTE: This Data is presented for information purposes only. No warranty or recommendation for any particular end-use is intended or implied. The ingredients in M18 Pure Gum Compound are listed in FDR177.2600 Rubber Articles intended for repeated use.
 
Data
  
Compound: M18 Pure Gum Filler: Mineral
Color: Off-White Cure system: Conventional
Application: Lab Stoppers Formulation: Propretary
Polymer: Natural Rubber
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Nominal Properties
  
Hardness (Shore A): 40 +/-5 Modulus (300%): 240
Specific Gravity: 1.04 Elongation (%): 700
Tensile Strength (PSI): 2200
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Stopper Performance
 
Durometer Shore A +/- 5: 40 Shelf Life: Good
Blooming: None Resilience: Exceptional
Free Sulfer (Max.): 1/4% Resistance to Deformation Exceptional
Click Images Below to view Data, Nominal Properties and Stopper Performances for M29 & M35: