USP-PIR is a low viscosity polyester resin, specifically designed to be injected into cracked substrates to permanently seal and structurally bond such substrates. It is fast setting with a rapid strength gain within 2 hours.
USP-PIR low viscosity polyester resin for the injection of cracks. It is a high-performance material which gives an excellent bond to concrete, brickwork, stonework etc, and hence permanently seals and structurally bonds such substrates. It has good chemical resistance and abrasion resistance. This product may not be suitable for certain internal applications where nuisance odours may be a problem.
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