306 Grades – Reinforced EPDM (EPM,EPDM) Rubber Sheeting

Our 306 Reinforced EPDM (Ethylene Propylene Diene Monomer) sheet can be manufactured to customer specification.



Reinforced or supported Butyl sheet offers all the inherent properties of our standard Butyl sheet but with added mechanical strength derived from an inserted substrate.


Butyl offers excellent impermeability to liquids and gases qualities and also demonstrates very good weathering properties.

Reinforced Butyl Sheeting | Butyl Insertion Sheet | Butyl Engineered Textiles or Fabrics are considered synonyms for the same products as technically they possess very similar characteristics.

Available as either single or multi-layer insertion, a range of custom manufacture options are available. Butyl insertion of different hardness (IRHD 40, 50, 60, 70 and 80) with the finished product supplied as either cloth or smooth finish. Uncured reinforced butyl sheeting can also be supplied up to 1.85m wide, options include:

  1. Nylon reinforced butyl sheeting
  2. Polyester reinforced butyl sheeting
  3. Cotton reinforced butyl sheeting
  4. Rayon reinforced butyl sheeting
  5. Aramid reinforced butyl sheeting
  6. Kevlar reinforced butyl sheeting
  7. Nomex reinforced butyl sheeting
  8. Glass cloth reinforced butyl sheeting
  9. Scrim reinforced butyl sheeting
  10. Steel mesh reinforced butyl sheeting


Reinforced EPDM Rubber Sheeting Manufacturing Guidelines:

ColourBlack or limited colour’s
WidthUp to 1.85m – wide width calendaring
GaugeButyl layer from 0.2mm upwards. Total product gauge from 0.5mm upwards
Total weight>125 G/M2
Insertion weight65 G/M2 – 850 G/M2
HardnessRanging from 30 – 90 IRHD
ConstructionSingle or multi-layer construction. Dissimilar faces
Cure stateCured or un-cured supported butyl sheeting
Surface finishCloth/ smooth finish surface
Roll lengthsCustomer request (10m+), bulk roll capability
AncillariesPanel cutting, laminating, reinforced strip (slitting)
AvailabilityMade to order to customer specification. Subject to minimum order quantity

Full data sheets for all grades are available on request.

* The information above is supplied in good faith and believed to be correct. This information is supplied upon the condition that persons receiving this will make their own determination as to its suitability for their purposes prior to use. EMI makes no representations or warranties, either expressed or implied with respect to the information or the product to which this information refers.