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Products / Fire Sealant / KASTAR 763 Neutral Cure Silicone Sealant – High Performance

KASTAR 763 Neutral Cure Silicone Sealant – High Performance

Catalog: Fire Sealant
Model: KASTAR 763

Neutral Cure Silicone Sealant allows for maximum movement in fire-rated joints. It is excellent for sealing through-penetration applications in a fire-rated wall or floor joint, and sealing through-penetration applications. Just for use one part, neutral curing, Kastar Fire rated Silicone Sealant. It offers great adhesion properties, it is also very durable and can be used both internally and externally.

Basic material: Synthetic Latex Emulsion
Color: White
Consistency: Paste
Application Consistency: Brush, Trowel, Caulking Gun, or Power Extrusion
Net Weight: 948 grams
Average Nonvolatile(FSTM 9A): 55% by value (69% by weight)

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Description
Specifications
Features & Benefits

Neutral Cure Silicone Sealant is high-expansion firestop sealant, which allows maximum movement in fire-rated joints, and firestop through-penetrations. Kastar Fire rated Silicone Sealant easy to use one part, neutral curing. In addition, it has excellent adhesion is very hard-wearing, and can be used internally and externally. Compared with traditional fire-resistance sealing materials, Kastar Fire-proof Silicone Sealant has superiority and advantages in terms of flame retardancy, adhesion, displacement, water resistance, and service life. High immediate adhesive strength solely indicates that the developed adhesive has a maximum potential for getting bonded with the substrate.

  • Halogen and solvent-free.
  • Asbestos free.
  • Simple to use and apply.
  • An excellent bonding than the one that requires the use of a primer.
  • Heat, smoke, fume, water, and UV resistant.
  • Good movement range adjusts to fulfill 500-cycle needs.
  • Meets FV-0 Fireproof grade.
  • Over 4 hours based on EN 1366-4 the fire resistance is up to 4 or more hours without using any backfilling material when some conditions are requested.
Application

1. A significant portion of the entry and exit forces that occur in structures are channeled through construction and expansion joints.

2. Top-of-wall joints.

3. Metal pipes.

4. Cable bundles.

5. HVAC penetrations.

Neutral Cure Silicone Sealant Neutral Cure Silicone Sealant Neutral Cure Silicone Sealant
Product Type Volume Package
White/Grey 300ml 24
White/Grey (Sausage) 600ml 20
Basis Neutral elastic silicone  
Consistency Smooth paste  
pH 7.5-9  
Specific gravity Approx. 1.4 g/cm3 (ASTM D 792)
Tack-Free time 15-30 min (23 °C and 50% (ASTM C 679-03)
Curing Rate (mm/day) Min.2 mm/day (23 °C and 50%
R.H)
 
Shore A hardness 40 ± 5 Shore A  
Volume shrinkage Approx. 0 – 5% (ASTM D 412)
Movement capability Approx. 33% (ASTM D 412)
Application Temperature +5 °C to +40 °C Flame spread: 0
Smoke development: 25
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