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World's leading MS Polymer Sealant manufacturer and wholesaler since 1997. Our main product is high-performance MS Polymer Sealant (Hybrid Sealant), complemented by Silicone Sealant and other construction sealants. KASTAR is one of the few professional manufacturers that controls raw material base, operates an in‑house lab, and offers custom formulation for modulus, color, and cure speed. With our factory-direct capabilities, we serve the adhesive industry with a wide product range – yet MS Polymer Sealant remains our core expertise.
China Adhesives and Sealants wholesale – Select 2026 high‑quality MS Polymer Sealant products at best price from certified Chinese adhesives supplier and raw‑material‑backed factory.
Global adhesive & sealants Manufactuer & Supplier
Kastar Adhesive Co., Ltd. was established in 1997 and has over 28 years of experience in manufacturing adhesives & sealants. We specialize in MS Polymer Sealants as our main product, complemented by epoxy grout, tile sealants, and silicone sealants for global B2B customers.
Our factory holds ISO9001 certification, and all products – especially our MS Polymer Sealant series – have been tested and certified by LEED, CE, FCC, and RoHS. The company's R&D department, led by Engineering Manager Tom Zhou (nearly 20 years of experience in sealants R&D), has also developed advanced MS polymer sealant formulations with custom modulus, color, and cure speed to meet diverse B2B requirements.
With strong OEM & ODM capabilities and a proven track record serving well-known brands and major retailers, KASTAR is a trusted partner for reliable, customized adhesive & sealant solutions worldwide – and MS Polymer Sealant is our flagship offering.
OEM/ODM Adhesive & Sealant Solution
Kastar Adhesive Co.,Ltd founded in 1997. We are a professional manufacturer that integrates R&D, production and sales to provide "one-stop solutions for whole house caulking". Our products are: expoy grout, Barerl and dual tube epoxy grout, MS polymer sealant, silicone sealant, epoxy joints adhesive, etc. It is one of the few manufacturers in the industry with a complete range of professional and dedicated products.
We're well-known as one of the leading adhesive & sealant manufacturers and suppliers in China. We warmly welcome you to wholesale high quality tile sealant products for sale here from our factory. Contact us for customized & OEM/ODM service!
√ 27 years of experience in construction adhesive Production.
√ RoHS/REACH/UL certification support provided.
√ Daily output up to 200 tons.
√ Customized formulations based on customer's substrate (temperature resistance/weather resistance/chemical resistance).
from research to manufacturing
Leader in Sealant and Adhesive, we have got your back!
Kastar Adhesive Co.,Ltd specializes in adhesive manufacturing Located in Foshan City, China which provides a One Stop Solution Service (from research to manufacturing) for adhesive for construction.
Product Application
We're well-known as one of the leading adhesive & sealant manufacturers and suppliers in China. We warmly welcome you to wholesale high quality tile sealant products for sale here from our factory. Contact us for customized & OEM/ODMservice.
KASTAR, an adhesive & sealant, tile gout factory in China based in Foshan, is renowned for its Hybrid MS sealant manufacturer expertise incrafting high quality sealant essentials.
about Kastar Adhesive
Kastar – Founded in 1997, China's largest OEM/ODM manufacturer of adhesive sealants, operating 150,000㎡ of factory space. With 28 years of expertise, advanced manufacturing equipment, and rigorous quality control systems, we produce top-class KASTAR® products. As a leader in China's intelligent manufacturing, our continuous innovation has earned us stable customers worldwide.
Certificate of Honor
Our factory products have various qualifications and can provide customers with a variety of high-quality products
looking for qualified people to become a distributor
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E-mail：kateradhesive@kater-adhesive.cn