Waterproofing Systems
KingProof HR25®
Heat resistant backing rod for hot sealant.
Elongation at break
22%
Density
138 kg/m³
Packaging
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Overview
KingProof HR25 is a specialized cord made from cellulose wadding for use in the construction industry. The cord provides a natural barrier onto which hot sealants can be poured or extruded to make expansion joints.
Applications
- Expansion joint sealer in runways, motorways, cargo areas
- All concrete slab construction
Advantages
- Does not melt
- Allows hot sealants to cool easily
- Prevents seepage and waste
- Does not rot or disintegrate
- Easy to install
- Economical
- TEMPERATURE STABILITY -40°C to +200°C
Technical Properties
| Property | Value | Standard |
|---|---|---|
| Compressive strength | 10% 24 KPA 45 KPA 112 KPA 25% 50% | — |
| Tensile strength | 400 KPA | — |
| Elongation at break | 22% | — |
| Density | 138 kg/m³ | — |
| Operating temperature | -40 – 200ºC Sealant KingProof HR25 | — |
Usage & Packaging
Packaging
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Storage
Shelf life is 1 year when stored under cover, out of direct sunlight and protected from extremes of temperature
Pack formats
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Product family
Part of the KingProof range
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