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Sikaflex 221 is a high quality multi-purpose non-sag 1 component polyurethane sealant that cures on exposure to atmospheric humidity to form a durable elastomer.
- 1 component formulation - Elastic - Low odour - Resistant to ageing
- Non-corrosive - Can be overpainted - Can be sanded
- Bonds well to a wide variety of substrates
- NSF approved for incidental food contact
Professional use only - from the 24th August 2023, adequate training is required before industrial or professional use of this product.
Should you require training, visit - https://www.safeusediisocyanates.eu/
Professional use only - from the 24th August 2023, adequate training is required before industrial or professional use of this product.
Should you require training, visit - https://www.safeusediisocyanates.eu/
Sikaflex 221 is a high quality multi-purpose non-sag 1 component polyurethane sealant that cures on exposure to atmospheric humidity to form a durable elastomer. Sikaflex 221 meets ASTM C920 and Federal Specifications TT-S-00230C and is manufactured in accordance with ISO 9001/14001, quality assurance system and with the responsible care program. Suitable substrates include metals, metal primers and 2 pack paint coatings, ceramic materials and plastics.
Features & Benefits
- 1 component formulation
- Elastic
- Low odour
- Resistant to ageing
- Non-corrosive
- Can be overpainted
- Can be sanded
- Bonds well to a wide variety of substrates
- NSF approved for incidental food contact
Sikaflex 221 bonds well to a wide variety of substrates and is suitable for making permanent elastic seals of high adhesive strength. Suitable substrate materials include metals, metal primers and paint coatings (2 component systems), ceramic materials and plastics. Seek manufacturer’s advice before using on transparent and pigmented materials that are prone to stress cracking. This product is suitable for experienced professional users only. Test with actual substrates and conditions have to be performed to ensure adhesion and material compatibility.
For more details please download the product data sheet from the 'DATASHEETS' tab above.
Data sheet
- Manufacturer
- Sika
- For Use By
- Professional Use
- Interior / Exterior Use
- Interior Use
- For Use On
- Metal
Ceramics
Plastic - Application Method
- Application Gun
- Pack Size
- 12 x 300cc Cartridges
- Touch Dry
- 1 Hour
- UN Number
- N/A
- Colour(s)
- Standard Colours
- Suitable For Use On
- Plastic
- Suitable For Use On
- Ceramics
- Suitable For Use On
- Metal
- Application Method
- Application Gun
- Manufacturer
- Sika
- Components
- 1K
- Usages
- Transportation
- Product Usage Type
- Sealer
- Product Range
- Sikafloor
- Colour Family
- Grey
- Colour Family
- Brown
- Colour Family
- Black
- Colour Family
- White
Questions
Question about the product
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IMPORTANT SHIPPING & DELIVERY INFORMATION
Sikaflex 221 is only available with the shipping and delivery timescales listed below - please do not contact our Customer Support Team with enquiries about alternative or earlier shipping and delivery times.
Saturdays and Sundays, as well as Bank Holidays, are not classed as working days.
Orders placed after the cut-off for this product will not be processed for earliest dispatch until 9am the next working day.
All delivery costs below are excluding VAT