/
Products / Silicone Sealant / KASTAR 738 Silicone Sealant – Premium Quality

KASTAR 738 Silicone Sealant – Premium Quality

Model: KASTAR 738

Kastar 738 neutral high-quality silicone sealant is a professional-grade neutral curing silicone sealing material suitable for bonding and sealing of a variety of substrates. Its excellent weather resistance, anti-aging performance and wide material compatibility make it perform excellently in the fields of construction, home improvement and industry.

Type: Acetoxy
Density(g/cm3): 0.96
Capacity movement: ±30%
Skin formation: 5-15 minutes
Curing Rate (2mm/h): 10-12

Get Free Quote
Description
Specifications
Features & Benefits

Kastar 738 neutral high-quality silicone sealant is a professional grade, high-performance silicone sealing material, which is developed for bonding and sealing a range of substrates. Due to its weathering, aging, and versatile substrate compatibility, the product excels in construction, construction renovation, and industry sectors. After curing, it forms a highly flexible sealing layer, and it can be used for a long time; it can be used for bonding all types of materials including glass, metal, plastic, concrete, etc.; Kastar 738 has no obnoxious smell, does not attack the substrate, and safe for the environment; It is ideal for sealing in places requiring high bonding strength and appearance quality. It should be stored in cool and dry conditions and the product has a shelf life of 12 months if it is still in its packing.

  • Neutral curing: Many uses and are compatible with metals and alkaline material.
  • High adhesion: Higher adhesion to various materials like glass, aluminum, concrete, and other materials
  • Strong weather resistance: UV stability, heat stability, cold stability, suitable for indoor and outdoor application.
  • Environmentally friendly and safe: No obnoxious smell, as in compliance with the Environmental / Conservation needs.
  • Excellent elasticity: After the curing process, one obtains a hard elastomer to fit into the expansion and contraction cycle of various materials.
  • Easy construction: Separate putty play, easy to operate, short curing period.
Application
  • Building sealing: installations and sealing of doors and window frames. The other defect covered included repairing of the wall joints and concrete cracks.
  • Home decoration: Sealant works for waterproofing joints in kitchens and bathrooms and many other areas and specializations. Sealing water and moisture-proof function of tiles and glass.
  • Industrial applications: Welding and bolting of pressure equipment. Sealing and waterproof treatment of electric apparatus casings.
  • Other applications: Jointing of aluminum-plastic panels in curtain walls. Every type of decoration and engineering work requires the highest level of seal.

 

High-Quality Silicone Sealant High-Quality Silicone Sealant High-Quality Silicone Sealant
Item Data
Type Neutral
Density(g/cm3) 1.0
Capacity movement ±30%
Skin formation 10-12 minutes
Drying time(2mm/h) 5-6
Drying(4mm/h) 8-10
Max. Tensile strength 1.8
Hardness shore 28±2
Elongation at Break(%) ≥500
Modulus Mpa(100%) 0.60
Application temperature -20℃ to +40℃
Temperature resistance -50℃ to +100℃
Adhesive OK
Weatherproof OK
Cold-hot adhesive OK
Under water adhesive OK
Elastic Recovery Ratio (%) 96
Mass-loss Rate (%) 15
Schedule Your Consultation