
LOCTITE SI 5331 is designed for the locking and sealing of plastic and metal fittings carrying hot or cold water, e.g. industrial and agricultural plastic water pipe systems or drainage systems.
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The Loctite white 100ml pipe and thread sealant gel for thread sealing is recommended for use on threaded plastic or plastic/metal fittings carrying hot or cold water. This product cures at ambient temperatures under the influence of atmospheric moisture to form a low strength flexible seal against hot and cold water. It is composed of acetoxy silicone and requires no mixing.
It carries certain approvals and certifications: WRC listed, meets BS 6920 for potable water: 0706521 DVGW approval, tested in accordance with EN 751-1; P1 NSF Reg. No.: 123620
Sealing of plastic and metal fittings carrying hot or cold water, e.g. industrial and agricultural plastic water pipe systems or drainage systems.
1. Apply the product to the threaded parts (these may be to,"as received" parts or parts cleaned with a damp cloth or paper towel).
2. Product should be applied to both male and female threads and then worked into the threads to ensure good wetting.
3. For potable water systems, allow product to cure for 96 hours at 20 to 23°C prior to use.
Store product in the unopened container in a dry location. Storage information may be indicated on the product
container labeling.
Optimal Storage: 8 °C to 21 °C. Storage below 8 °C or greater than 28 °C can adversely affect product properties.
Material removed from containers may be contaminated during use.
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Loctite 5331 Thread Sealant technical data sheet
Loctite 5331 Thread Sealant safety data sheet
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