FLOWABLE BACKFILL CONCRETE

HardMaster W615 is a high performance rapid set and rapid strength flowable backfill concrete which is designed to complement the HardMaster range of bedding mortars, and can be opened to traffic just 90 minutes after being mixed and placed. It is perfect for any application that requires high early strength gain and a quick return to service time. It’s rapid set and high early strength development help reduce construction and road closure times, making it ideal for both planned and emergency repairs.

Typical applications include the backfill of carriageway ironwork, post and barrier erection and is is compatible for use with concrete, brick and stone substrates. HardMaster W615 complies with Department of Transport HD 27/04 Design Manual for Roads and Bridges Vol 7 Sec 2 Clause 3.11.

FEATURES & BENEFITS...

• Early strength gain, ready to receive traffic after just 90 minutes
• Easy to use, pre-blended, one component product - just add water and mix
• Excellent bond strength
• Shrinkage compensated
• High final strength
• Flowable and self-compacting

Resources & Downloads...

MORE INFO CAN BE FOUND HERE: HOW TO VIDEOS, GUIDES & RESOURCES