KASTAR119 Polyurethane Construction Sealant is a one-component
gun-grade polyurethane-based construction sealant, it is of low
modulus and cures by reaction with atmospheric moisture to form a
soft rubber-like material with excellent elastic and adhesion
strength.Technology datasheetTesting
ItemsPerformanceAppearanceBlack/white/Gray homogeneous pasteDensity
(g/cm³)1.35±0.05Sagging properties (mm)≤1Elongation at break
(%)≥600Volatile contents (%)≤4Stretch modulus (Mpa)≤0.04Touch Dry
time (min≤180Elastic recovery (%)≥80Extrudability
(ml/min)80Pollution propertiesNonApplication temperature
(ºC)+5~+35Shelf life (month) 9AdvantagesMildew proofing,
Meeting national standards for sealing drinking water pipes.One
component, no need of mixing.Easy for applying.Highly elasticity
and low modulus.Excellent durability, and weathering
resistance.Self-bonding, easy for repairing.Three kinds of colors
are available.600, 400 cc aluminum foil packaging, 310 cartridge
package for choice.Can be painted.UsesKASTAR119 is suitable for
most building joints, including perimeter caulking of doors and
windows.Expansion joints.Joints in pre-cast panel.External walling,
curtain wall joints.Skylights, smoke vents.Other structural sealing
for areas with structure movement.Clean upClean and dry all
surfaces by removing foreign matter and contaminants such as oil
dust, grease, frost, water, dirt, old sealants and any protective
coating. Dust and loose particles should be cleaned.Packaging310ml
cartridge, 20 pcs/carton600ml/400ml sausage, 20
pcs/cartonApplicationMinimum application temperature: 5ºC.It should
be dispensed from either the cartridge or sausage by means of a
caulking gun. Pierce the membrane at the top of the cartridge and
screw on the nozzle. Cut the nozzle to give the required angle and
bead size. Place the cartridge in an applicator gun and squeeze the
trigger. For sausages, a barrel gun is required, clip the end of
the sausage and place it in the barrel gun. Screw end cap and
nozzle on to barrel gun. Using the trigger extrude the sealant, to
stop depress using the catch plate.AdviceFor common occasions,
after cleaning out the surface with the organic solvent, this
product can be used directly.Please construct by application
instructions strictly, failure of stickiness may be caused by any
operation disobeying construction techniques.This product is
innocuous after curing completely, but before set, please avoid
contacting with eyes and skin. In case of eye and skin contact,
wash immediately and thoroughly with soap and water. See a doctor
immediately if it is serious.PrimingActivators and/or primers is
not required./* March 10, 2023 17:59:20 */!function(){function
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