M90: All Purpose Fast Set Mortar
M90 is ideal for bedding access covers and general repairs. This general purpose mortar conforms to HD27/04, and a rapid strength gain and can be opened to traffic in 90 minutes.
- Workability: 5 – 10 minutes
- Set time: 20 minutes
- Depth: 10mm – 75mm
- 21N/mm² compressive strength in 2 hours
- Approved for use on the London Underground and Overground
- Sizes: 25kg bag or bucket