300ml Black Sikaflex 252 Sealant

Part no. 482301

300ml Black Sikaflex 252 Sealant
Pack qty: 1 - In stock
AVAILABLE FOR NEXT WORKING DAY DELIVERY *
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 Black
 300ml
 300ml
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Description

Product details

• 1-C formulation
• Bonds well to a wide variety of substrates: timber, metals, sheet steel, metal primers and paint coatings (2-C systems), ceramic materials and plastics
• Good gap-filling properties
• Capable of withstanding high dynamic stresses
• Vibration-damping
• Non-corrosive
• Electrically non-conductive
• Can be over-painted
• Elastic
• As from the 24th of August 2023 adequate training is required before industrial or professional use.


Application areas

• Sikaflex®-252 is suitable for structural joints that will be subjected to dynamic stresses
• Suitable sub-strate materials are timber, metals, particularly aluminium (incl. ano-dized components), sheet steel (incl. phosphated, chromated and zinc-plated components), metal primers and paint coatings (2-c systems), ceramic materials and plastics
• Seek manufacturer&trade's advice before using on plastics that are prone to stress cracking
• This product is suitable for professional experienced users only
• Test with actual substrates and conditions have to be performed to ensure adhesion and material compatibility


Technical data

• Chemical base: 1-C polyurethane
• Colour (CQP 001-1): Black
• Cure mechanism: Moisture-curing
• Density (uncured) (CQP 006-4): approximately 1.2 kg/l
• Non-sag properties: Good
• Application temperature ambient: 10 - 35°C (50 - 95°F)
• Tack-free time (CQP 019-1): approximately 40 minutes
• Open time (CQP 526-1): approximately 35 minutes
• Shrinkage (CQP 014-1): approximately 6%
• Shore A hardness (CQP 023-1/ISO 868): approximately 50
• Tensile strength (CQP 036-1/ISO 37): approximately 3 MPa
• Elongation at break (CQP 036-1/ISO 37): approximately 400%
• Tear propagation resistance (CQP 045-1/ISO 34): approximately 7 N/mm
• Tensile lap-shear strength (CQP 046-1/ISO 4587): approximately 2.5 MPa
• Glass transition temperature (CQP 509-1/ISO 4663): approximately -40°C (-40°F)
• Volume resistivity (CQP 079-2/ASTM D 257-99): approximately 5 x 10cm
• Service temperature (CQP 513-1): -40 - 90°C (-40 - 195°F)
• 4 hours 130°C (265°F)
• 1 hour 150°C (300°F)


Download safety data sheet

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