Products of the Nitto Denko EC-100 Series which have obtained UL-94 HF-1 certification are composed of a flexible foam sealing material consisting of EPDM rubber foam with a semi-closed cell structure mixed with a flame retarder. Various types with adhesive layers are available, all of which take advantage of their flexible foam properties. The products can be used for waterproofing, airtightness, soundproofing, or thermal insulation according to the compression ratio.
EPT-Sealer 685C is a soft-closed cell EPDM foam with excellent sealing properties. The closed
cell structure gives excellent water- and air-tightness, even under severe conditions, with low compression load. Furthermore it combines excellent heat insulation and undproofing properties
with a good cushioning effect.
EPT-Sealer EC-1200N is a low emission semi-closed cell EPDM foam with excellent sealing properties. The
semi-closed cell structure combines the flexibility of open cell types with the excellent sealing capabilities of closed cell types (after compression).