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webercem pyrapatch - Repair Concrete

Verified by manufacturer 4 months ago

Saint-Gobain Weber Third party certifications:
  • ISO 14001 Environmental Management Systems

    Certificate type

  • ISO 45001 Health and Safety Management

    Certificate type

  • ISO 9001 Quality Management

    Certificate type

Fast-setting repair concrete for pavement patch or full-depth repairs

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Application

  • Small-scale, rapid concrete repairs, 25–100 mm depth.
  • Industrial floors, rapid repair of failed floor slabs
  • Bridge deck repairs.
  • Rapid repairs to pavement concrete both thin-bed and full-depth.
  • Car park decks and ramps.
  • Forecourts which require early trafficking.
  • Loading bays.
  • Coastal slipway and causeway repairs in tidal zones

Description

Fast-setting repair concrete for pavement patch or full-depth repairs. webercem pyrapatch is a pre-packed product based on hydraulic cements with specially graded non-reactive aggregates. The product is polymer-modified which, when mixed with clean water, produces a fast setting repair concrete, suitable for patch or full-depth repairs up to 2 m². Typical patch repairs up to 100 mm depth and extended with aggregate for full depth repairs. Conformity testing to BS EN 1504-3 has confirmed that webercem pyrapatch meets the requirements for a Class R4 repair product. 


Features and benefits:

  • 15–20 minute working time at 20°C.
  • Trafficable within 3 hours.
  • Shrinkage compensated.
  • Sulphate resistant.
  • Resistant to freeze/thaw action.
  • Can be used for winter work down to 5°C.
  • Contains non-reactive aggregates.
  • May be extended with non-reactive 10 mm granite aggregate for full depth repairs over 100 mm depth.
  • Excellent strength gain at low temperatures.
  • Self priming.
  • Good compatibility with parent concrete.
  • Requires only the addition of water.
  • Independently tested by NAMAS approved laboratory.

General information

Material

Concrete

Shape

Formless

Uniclass

Pr_20_31_16_66 Pre-blended concretesPrimary
Pr_20_31_16_80 Small-area repair concretes

CAWS

C42/310 Repair mortar

C42/335 Proprietary concrete for small area repairs

C42/320 Levelling/ smoothing coats

Specification data - Pre-blended concretes

CompressiveStrength

60 N/mm² after 28 days.

Adhesive bond

>1.2 N/mm².

Modulus of elasticity

21·5 kN/mm².

Coefficient of thermal expansion

11·1 x 10–6 per °C.

Flexural strength

9.8 N/mm² after 28 days.

Abrasion resistance

AR0.5

Skid resistance

(Polished) SRV 54.

Density

2340 kg/m³.

Sustainability data

Material

Concrete

Third party certifications

Third party certifications

ISO 14001 Environmental Management Systems

ISO 14001:2015

ISO 45001 Health and Safety Management

ISO 45001:2018

ISO 9001 Quality Management

ISO 9001:2015

Literature

webercem pyrapatch - Technical datasheet

webercem pyrapatch - Technical datasheet

Bedding Mortars Guide

Bedding Mortars Guide

Guide to renders and
decorative finishes for modern
methods of construction (MMC)

Guide to renders and decorative finishes for modern methods of construction (MMC)

Inspiration Guide

Inspiration Guide

Solutions for construction - Introducing Weber

Solutions for construction - Introducing Weber

Marine Infrastructure Guide

Marine Infrastructure Guide

Solutions for Airports

Solutions for Airports

Supply Chain Sustainability School Gold Status

Supply Chain Sustainability School Gold Status

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