Denso Sealing & Molding
For Technical Data Sheets, please click for our Catalog.
Denso’s self supporting molding compounds for irregular surfaces, such as flanges
and couplings, used in conjunction with petrolatum tape or wax tape systems.
They provide a smooth profile to minimal prepared surfaces (SSPC SP 2-3) and contain
no VOC’s. Water, acid or salts from the environment do not affect Denso’s sealing
and molding mastics.
Sealing & Molding Brochure
Denso Profiling Mastic - Petrolatum molding mastic
Petrolatum mastic used to provide a smooth profile on irregular shaped fittings
such as flanged joints and valves. It is a cold applied self-supporting petrolatum
Densyl Mastic - Petrolatum molding and filler mastic
Petrolatum mastic used for sealing, filling, and caulking applications where a protective,
waterproof and non-setting mastic is required. It is a petrolatum molding compound
containing inert fillers and fibers.
Densyl Mastic Blankets - Pre-formed molding mastic
Preformed sheets of Densyl Mastic supported by a Densyl Tape backing.
Denso Void Filler - Injectable petrolatum compound
A petrolatum compound specifically formulated for cold or hot injections into voids.
The void filler is pumped into voids occurring between pipes, cables, ducts and
protective sleeves to exclude air and water.