SikaLastomer-511 Sealant 300ml Off White - Expired
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Note on condition - Expired 02/24 but still soft and usable
Retains its flexibility without becoming brittle
If you're planning to work on DIY boat/RV repairs over the weekend, make sure you're using the best products for the job. The SikaLastomer-511 Sealant is specifically formulated for any smooth surface where an effective water and vapour barrier across a joint is required. Ideal for use in sandwich panel freezer and cool store construction, this tacky sealant retains its flexibility without becoming brittle.
SikaLastomer-511 Sealant Features:
- Updated version of the Sika Mastic SNB
- Excellent adhesion
- Excellent water resistance
- Non-corrosive to metals
- No presence of voids, cracks, separation or breakdown of the compound
- The tacky sealant retains its flexibility without becoming brittle and with time forms a slight skin
- Ideal for sealing marine deck fittings and hardware where future disassembly could be required
- Colour: Off-white
- Size: 300ml
SikaLastomer-511 Sealant Specifications:
- Chemical base: Butyl
- Colour: Off-white
- Density (uncured): 1.3 +/- 0.6 kg/l
- Total solids: 85% minimum
- Flexibility AAMA 800-92 (ASTM C 734): No cracking or loss of adhesion at -51°C
- Staining (ASTM D 925): No deterioration of painted surface to Galvalume, Galvanised, SPE, and Kynar 500
- Slump (ASTM D 2202): 2.54 mm @ 50°C / 5.08 mm @ 70°C
- Skin formation time @ 73°F (23°C) / 50% r.h.: Soft, tacky, and engageable for up to 6 months after initial application
- Shrinkage (ASTM D 2453): 16%
- Corrosivity: No darkening, etching, or salt deposits on metal
- Heat ageing (ASTM C-792-75, C-661-91, D 2240-92): No cracking / chalking
- Static water head test (MBMA ice damming): Passed up to 152.4 mm after 24 hours using a double lok or triple lok panel
- Water Penetration (ASTM E 1646): No water leakage (on a double lok or triple lok panel)
- Service temperature permanent: -51°C to 104°C
- Shelf life (storage below 80°F (27°C)): 12 months from date of manufacture in unopened container
Note: Not recommended as an underwater sealant
Product Data Sheet
Safety Data Sheet
Warranty Note: This item may either require minor repairs, or it may have received cosmetic damage or have other clear, non-critical issues. This may have previously been used by customers but it has been assessed by ourselves or suppliers before sale. This is sold 'as is' - and damage, issues, and any identified marks will be noted on the listing page. It carries a limited 90-day warranty. If the product has unnoted faults, it may be returned for a refund on the original sale price. No exchanges or repairs of products will be undertaken. As these are quick sale, limited offer products, there is no right of return for 'changing your mind'.