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Buna-N / PVC Foam


EMCO Industrial Plastics carries Buna-N / PVC foam available in strip, sheet, roll, or custom gasket forms. Buna-N/PVC foam exhibits excellent impact absorption and good chemical resistance properties. Available in a semi-closed cell type, also known as crushed-cell foam, with pre-applied Acrylic Adhesive backing options, and a textured finish.

Our Buna-N / PVC materials are available in thicknesses of 1/16” to 1”, including all standard iterations of inch and metric thickness measurements across this range. Continuous strips, rolls, and sheets are available in any width from 1/4” to 54”, and lengths up to 40’. In-house CNC gasket cutting, machining, and waterjet cutting capabilities promote tight tolerances, repeatable accuracy, and rapid part development across our entire Buna-N / PVC offering.

Material Highlights


  • Highly conformable
  • Excellent impact absorption
  • Good chemical resistance
  • Wide temperature range

Material Grades


Standard Made of industrial grade materials for general purpose use.

Cell Types


Semi-Closed Cell Highly conformable like an open-cell foam, but forms a tight seal and prevents air, water, & fluids from passing through it like a closed-cell foam.

Firmness


Extra Soft 0 to 4 psi
MaterialsCell TypeGradeFirmnessColorTextureCompression
Deflection
@ 25%
DensityTensile StrengthTemp RangeSpecifications
Buna-N /PVC Buna-N/PVC foam exhibits excellent impact absorption and good chemical resistance properties. Also known as crushed-cell foam, semi-closed foam is highly conformable like an open-cell foam but forms a tight seal and prevents air, water, and fluids from passing through it like a closed-cell foam.
CBPSR Semi-Closed Standard Extra Soft (0 - 4 psi) Black Textured 0.4 psi 5.5 lbs / cu. ft. 25 psi -40° to 200° F N/A
Pre-Applied Adhesive EMCO Plastics offers pre-applied adhesive to all foam materials. Options include single or double-sided application and a lined backing.
  Temperature Range Adhesive Material Thickness Shelf Life
Acrylic Adhesive -30° to 250° F Acrylic 1.3 Mils. 18 Mo. from Application
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