Kastar 286 Fire Resistant Intumescent Firestop Acrylic Sealant

• Customization: Available
• Application: Automobile, Construction, Packing, Lithium Battery Potting, Woodworking, Footwear & Leather, Fiber & Garment
• Bonding Function: Structural Adhesive
• Model NO.: 286
• Color: White, Grey
• Composition: Organic Material
• Morphology: Solid-State, Water Emulsion
• Chemical Composition: Silicone Sealant
• Curing Time: Fast Curing: Within 24 Hours
• Mildew Proof: Mildew Proof
• Usage: Construction, Industrial Manufacturing, Transportation, Sealants for Packing
• Material: Silicone, Acrylic
• Classification: Room Curing
• Main Agent Composition: Polyurethane Elastomer, Natural Polymer
• Characteristic: Waterproof
• Promoter Composition: Curing Agent
• Name: Acrylic Sealant
• Other Name: Gp Sealant
• CAS No.: 79/10/7
• Formula: C3h4o2
• EINECS: 201-177-9
• Transport Package: 24 Cartridges
• Specification: 280ml/300ml plastic cartridge
• Trademark: kastar
• Origin: Guangdong, China
• Production Capacity: 50000 Pieces/Month

Product Description

Kastar 286 is a grey fire retardant acrylic mastic. Tested on various widths of joints giving 1-4 hours of fire resistance. Used for perimeter pointing and sealing of fire-rated structures etc. Joint movement capability of + or - 25%. kastar286 Intumescent sealant is a white sealant for indoor joints where a fire retardant seal is required to prevent the passage of fire and smoke. Joint movement capability of + or - 12.5%.

Features & Benefits

• Paintable
• Silicone-free
• Seals small openings quickly
• Easy to clean with water
• Fast, simple application and clean-up
• Fire Resistant for up to 4 hours
• 

Application Areas

Designed to make installation quicker and easier Tested for fire stopping of single cables, cable bundles, and conduits Smoke-tight sealant Can be applied to concrete, masonry, or gypsum Acoustically tested according to ISO 10140 Applications Single cables and cable bundles Conduits.

Properties Product

Product Type	Volume	Package
Grey	300ml	24
Grey (Sausage)	600ml	20
Basis	Acrylic Dispersion
Consistency	Smooth paste
pH	7.5-9
Specific gravity	1,60 ± 0,03 gr/cm3	(ASTM D 792)
Tack-Free time	15-30 min (23 °C and 50%R.H)	(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
Elongation	> 100%	(ASTM D 412)
Tensile strength	≥ 0,4 N/mm2	(ASTM D 412)
Application Temperature	+5 °C to +40 °C
Volume shrinkage	10%-15%	(ASTM D 412)
Intumescent Rate	5 to 6 tims

Consumption (approx.)

Application Width	5mm	10mm	15 mm	20 mm	25 mm
Application Depth	3mm	5mm	8 mm	10 mm	12 mm
Efficiency/300 ml	20 meters	6 meters	2,5 meters	1.50 meters	1 meters

Restrictions

Damp or humid conditions will significantly extend the cure time.

Do not apply below 5°C

Storage and shelf life

The shelf life is 12 months if stored in unopened-original package in a dry place at temperatures between+5°C and +25°C

Safety & Disposal

Bears no imminent risk to health. Check MSDS guidelines for disposal and further information concerning safety