Gomastit FireSeal MS 90

Adhesive Bonding Technology

Elastic SMP sealant for fire protection joints. Typical applications: fire protection joints and fire barriers up to 180 minutes. Easy to apply, paint-compatible, tested for joints on concrete and metal.

Product advantages

  • Fire resistance up to 180 minutes (table on page 3)
  • Paint-compatible
  • Low volume shrinkage
  • Very good sealing properties
  • Without addition of solvents, isocyanates, silicones, phthalates
  • Easy to process
  • Low odour

Application examples

Suitable for joints in non-load-bearing components with fire resistance requirements. Tested and classified for all joint orientations in accordance with EN 1366-4. The sealant is suitable for linear joint seals of unlimited length and dimensions as specified in the table on page 3. Joints can be constructed using conventional PU round cord.

Area of application with regard to orientation:

  • Joint in horizontal construction
  • Vertical joint in vertical construction
  • Horizontal joint in vertical construction
  • Horizontal wall joint adjacent to a floor, ceiling or roof
  • Horizontal floor joint adjacent to a wall
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merz+benteli ag
Adhesive Bonding Technology

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Features

Sector expertise
Manufacturing industry
Adhesive and sealant systems
Sealant
1-part systems
1-part STP - silane modified polymers
Components
1-part systems
Thermoplastics
ABS
ASA
EPS
PA
PA (PA 6)
PA (PA 6.6)
PA (PA 12)
PC
PET
PMMA
PPE
PUR (lower degree of cross-linking)
PVC (harder performance)
PVC (softer performance)
SAN
SB
XPS (rigid foam)
Elastomers
CR
EPM/EPDM
NBR
NR
SBR
Thermosetting Plastics
EP
HPL
MF
PF
PUR (higher degree of cross-linking)
UP
Composites
BMC
FR4
GRP
SMC
Metals
aluminium
plumb
chromium
cast iron
copper
magnesium
magnets
brass
steel - blasted SA 2,5
steel - chromated
steel - stainless
steel - galvanised
zinc (also galvanized materials)
tin
Glass & Ceramic Materials
glass
ceramics
ceramic (techno-)
mosaic & tiles
porcelain
emaille
Construction materials
concrete & cement
insulating materials
gypsum & plasterboard
artificial stones
natural stones
Wood & Timber
veneer
laminate - HPL
laminate - CPL
cork
solid timber - primed, painted, coated
solid timber - untreated
MDF - medium density fiberboard
multiplex board
OSB - oriented strand board
Size of application area
cm²-/cm³ range - component
Curing mechanisms
moisture curing
Pot life @ +20/23°C - Minimum / minutes
6-15 min
Packaging unit
cartridge (1- or 2-part)
bag
temperature resistance <0°C (approx.)
from -40°C
temperature resistance >0°C (approx.)
to +90°C
colour and colour fastness
colour spectrum bright
colour spectrum dark
white
black
Shore-A
Sh-A 21 to 40
deformation capability
≤ 30%
Ecological requirements
VOC-free

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