KASTAR MS Polymer Sealant Construction MS Sealant for Window and Door
- Eco friendly, no odor, low VOC, very safe.
- 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, performs well in all kinds of weather.
Kastar Adhesive Co.,Ltd : Your Professional Construction Silane-Modified Polymers Manufacturer!
KASTAR is a comprehensive adhesive enterprise integrating R&D, production, and sales, specializing in the innovation and manufacturing of silicone sealant, no-nail adhesive, tile glue, and other bonding solutions. With superior product performance and a wide range of applications, we provide high-adhesion, weather-resistant, and eco-safe adhesive solutions for the construction, home improvement, and related industries.
Product Parameters
| Indicator | Parameter | Remarks | |
| Appearance | Color | White, Grey, Black | Color can be customized |
| Shape | Paste | ||
| Density | g / cm3 | 1.5 – 1.6 | Testdunder: 23℃×50%RH |
| Curing speed | Touch drying time | = 15min | |
| One day (mm) | ≈3.0mm | ||
| 7 days (mm) | >6.0 mm | ||
| Hardness | Shore A | =55A | ISO868 |
| Tensile stress and strain | Tensilestrength (TS) | >2.5Mpa | ISO037, No.1 testpiece |
| 100% Tensile strength (M100) | >1.5Mpa | ||
| ElongationatbreakEB (%) | >200% | ||
| Shrinkage | Rate of shrinkage | ≤1.0% | ISO10563 |
KASTAR®MS Polymer Sealant 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.
Why recommend KASTAR MS Polymer Sealants products?
Want to Custom MS Polymer Sealant With Your Logo?
As a specialized manufacturer of MS Polymer Sealants, we provide tailored sealing solutions designed to meet the most demanding industrial, construction, and OEM applications. Our advanced formulation and production capabilities allow us to deliver high-performance sealants with excellent elasticity, adhesion, and weather resistance — all without the use of solvents or isocyanates.
We work closely with clients to develop custom MS polymer formulations that match exact performance, color, curing, and application requirements. Whether you need a sealant for façade bonding, transportation, marine use, or general assembly, our R&D team ensures precision, consistency, and quality in every batch.
Backed by ISO-certified production facilities and comprehensive quality control, we offer flexible packaging options, private labeling, and technical support to help your brand succeed in competitive markets. Partner with us to create a sealant that performs seamlessly — engineered for your specific purpose and produced with reliability you can trust.
Our Strengths:
Kastar makes sealant material、 HDPE tube、 nozzle.
Kastar does printing, filling, and packing.
Kastar accepts OEM service, does buyer's brand and logo on the cartridge with good UV printingKastar can supply registered brands "KAL!", "KATER", and "KASTAR" for your choice.
Colors:
Black, white, transparent, grey, or on request.
Packaging:
260ml / 280ml / 300ml / 310ml (net capacity) tube packing (the actual weight is subject to final products); 30ml, 60ml, 85ml, 100ml with blister card: 190kgs by drum.
Storage Conditions:
Keep in dry place; don't unseal it before use; keep a storage temperature below 25℃ to prolong its service life, 12 months quarantee.
Instruction:
Clean the base material with cloth: clean it with solvent: if in particular demand. coat the surface with paint base and let it dry completely. Make sure to fill the interface with it and tightly stick it to the basematerial. Deal with adhesion test before use and ensure good compatibility and viscosity of productsand base material.
About KASTAR MS Polymer Sealants Manufacturer
As a leading Hybrid MS polymer sealant manufacturer since 1997, We specialize in the formulation and manufacture of high-performance MS Polymer Sealants designed for industrial and OEM applications. Our products combine the mechanical strength of polyurethane with the environmental durability of silicone, delivering long-term adhesion and flexibility across diverse substrates.
Through custom formulation services, we develop sealants optimized for specific operational requirements — including tensile strength, cure speed, viscosity, and environmental resistance. Our experience covers a wide range of sectors such as construction, transportation, marine, and renewable energy, where consistent performance and durability are critical.
KASTAR MS Polymer Adhesives & Sealants Types
KASTAR 963: Low Modulus MS Polymer Adhesive
KASTAR 966: High Elastic Low Modulua MS Polymer Adhesive
KASTAR 971: Muti-Seal Universal MS Polymer Adhesive
KASTAR 973: Fast Cure 10 Years MS Polymer Adhesive
KASTAR 976: Waterproof 15 Years Anti-Mildew MS Polymer Adhesive
KASTAR 977: Crystal Clear MS Polymer Adhesive
KASTAR 978: Fireproof MS Polymer Adhesive
KASTAR 975: MS Parquet Flooring Sealant
Get in Touch with Us
Just leave your email or phone number in the contact form so we can send you a free quote for our wide range of designs!
E-mail：kateradhesive@kater-adhesive.cn