KASTAR MS Polymer Hybrid Sealant barrel packing

High initial adhesion and high strength

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KASTAR MS Polymer Hybrid Sealant is an integration of both our high-performance polyurethane and silicone sealant technologies. These technologies create a hybrid sealant that has both the durable and paintable properties of a polyurethane sealant, while also having the superior weathering and UV resistance of a silicone sealant.

Hybrid sealants is a universal grade, general purpose all-weather adhesive sealant based on AST polymer. Can provide excellent strength without using a primer. MS sealant surface has no discoloration and no cracking. Does not contain solvent, silicone, or isocyanate, has Very Low VOC content, No bubble formation, even in wet and humid conditions, it Combines the properties of Both silicone and polyurethane that makes it an optimum choice for a variety of substrates including Aluminum, Granite, Ceramics, Marble, Porcelain, Metals, PVC, Glass, Wood, Porous Surfaces (Concrete, Brick, Limestone, etc.).

OEM & ODM

Customize and Professional Manufacturer

Details

*Curing condition of the sample :23℃×50%RH× 14 days

Chemical BaseSilyl terminated polyetherElongation at break≥350%
Curing MechanismMoisture Curing100% Tensile Modulus≥1.5MPa
ColorWhite/Black/Grey or as requiredShore A Hardness50A
Density1.5±0.1 gr/mlPress Ratio>350ml/min
Tack Free Time10-15 min (23°C and %50 R.H.)Liquidity<1mm
Curing rate90±10 min. (23°Cand %50 R.H.)Application Temperature+5°C to +35°C
Tensile Strength≥2.3MPa

Product features

MS Polymer Sealant & Adhesive, Does not contain solvent, silicone, or isocyanate, Very Low VOC content, No bubble formation, even in wet and humid conditions, Very good UV resistance Over-paintable with water-based paints, No shrinkage, Does not cause oil stains in panels and porous material, Non-sag, very easy to apply, No surface tackiness.

  • Eco-friendly, no odor, low VOC, very safe.
  • No shrinkage after full dry.
  • Excellent adhesion, suitable for all kinds of coatings and wood.
  • Excellent water resistance, resist the rain wash, it could be used for the outside of tanks.
  • Fast cure, faster cure speed than other sealants when in cold weather.
  • Excellent weatherproofing, and performs well in all kinds of weather.
KASTAR MS Polymer Hybrid Sealant barrel packing
Smooth colloid Pure color, forming fast, without collapse
KASTAR MS Polymer Hybrid Sealant barrel packing
Excellent toughness Excellent tightness No shrinkage
KASTAR MS Polymer Hybrid Sealant barrel packing
Perfect adhesion breaking even bending 180°

Product Applications

Waterproof anti-mildew sealing;
Sealing joints of glass, marble, stone, etc. in kitchen, bathroom, washing room, etc.
Sealing joints in high humidity environment.
Sealing and Closing edge for corners of indoor decoration.
Perimeter glazing for windows and doors;

Consumption (approx.)

Joint width12mm15mm20mm25mm30mm
Joint Depth5mm8mm10mm12mm15mm
Joint length / 600 ml12 meters5 meters3 meters2 meters1.3 meters

Surface Preparation

Following cleaning procedure and materials are recommended:

GlassDegrease with alcohol or MEK
Aluminium, light alloys and stainless steelDegrease with alcohol or MEK
Other MetalsLightly abrade then degrease as above
WoodLightly abrade surface then remove dust
PlasticsDegrease using an agent recommended by plastics manufacturer
Concrete and other alkaline SurfacesBrush and remove dust

Standards

Meets or exceeds the requirements of the following specifications:

  • The requirements of VOC content specifications in LEED credit EQc4.1
  • “Low-emitting products” of SCAQMD rule 1168.
  • The French VOC requirements for class A+
  • CE marked for EN 15651 for façade applications.

Restrictions

It must not be used in totally confined spaces where sealant cannot cure due to lack of atmospheric moisture.

Multi-Seal can be applied to a variety of substrates directly. If not sure, we recommend a preliminary compatibility test.

Restrictions

  • Avoid application below +5 °C and above +35 °C.
  • Do not apply on curing silicones.
  • The minimum depth for the working joint is 6 mm.
  • Maximum expansion and contraction should not exceed 25% of the average joint width.

Storage and shelf life

They should be protected from water, frost and adverse air conditions.
They should be kept dry and cool on wooden pallets at between +5 degrees C and +25 degrees C in moisture-free conditions.
The opened products should be consumed immediately.
Shelf life is a maximum of 12 months conditional to complying with the aforementioned storage conditions.

Safety & disposal

For information and advice on the safe handling, storage and disposal of chemical products, users shall refer to the most recent Material Safety Data Sheet containing physical, ecological, toxicological and other safety-related data.

Packing Specification

For information and advice on the safe handling, storage and disposal of chemical products, users shall refer to the most recent Material Safety Data Sheet containing physical, ecological, toxicological and other safety-related data.

Product TypeVolumePackage
White,Grey,Black300ml24
White,Grey,Black600ml12
Special Package is acceptable, Custmozied Color Available