Additional information
| Weight | 0.5 kg |
|---|---|
| Dimensions | 25 × 10 × 10 cm |
SIKA Sikaflex®-221
Multi-purpose adhesive sealant with a wide adhesion range
Sikaflex®-221 is a multi-purpose 1-component polyurethane adhesive / sealant that bonds well to a wide variety of substrates like metals, metal primers and paint coatings (2-component systems), ceramic materials and plastics. It is suitable for making permanent elastic seals.
- Bonds well to a wide variety of substrates
- Resistant to ageing
- Can be sanded and painted
- Bonds well to a wide variety of substrates
- Resistant to ageing
- Can be sanded and painted
- Passes EN45545-2 R1/R7 HL3
- Non-corrosive
- Low odour
- NSF-approved for incidental food contact
- Potable water approved (meets AS4020 requirements)
Usage
Sikaflex®-221 bonds well to a wide variety of substrates and is suitable for making permanent elastic seals . Suitable substrate materials are metals, metal primers and paint coatings (2-component systems), ceramic materials and plastics. It is ideally used for internal sealing and simple bonding applications. Seek manufacturer’s advice and perform tests on original substrates before using Sikaflex®-221 on materials 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.
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