Polished Concrete Floor Expansion Joints

Concrete expansion joints are used to separate slabs and concrete from other parts of the structure.

Polished concrete floor expansion joints.

For tips on this check out bob harris s video or get a copy of his guide to stamped concrete joints are covered in chapter 23. Control and expansion joints should be filled on exposed concrete surfaces. Polished concrete floors in melbourne for homes factories commercial properties. Joint spacing in feet contraction joints may be tooled into the concrete surface at the time of placement.

Epoxy or polurea fillers are used to protect the exposed joint edges from impact and spalling by allowing load transfer across the joint. Ccc polished concrete melbourne email protected office. Check out our website polished concrete showroom. Early entry saws make a nice clean cut for decorative concrete joints.

Joint spacing that is greater than 15 feet require the use of load transfer devices dowels or diamond plates. Saw cut contraction joints are ideal for decorative concrete because the joint is narrower and cleaner than a tooled joint. This type of concrete joint filler can be used in new construction in control joints or in existing concrete floors where traffic is high and concrete joints need protection. When used in conjunction with polished concrete joint filler is ground and polished smooth to provide a seamless floor that is not only protected but easier to clean.

Joint fillers also provide maintenance and aesthetics benefits by creating a sealed uniform surface free of open voids. Spec sheet on pouring concrete suitable for polishing concrete must be laid extremely well and flat. For uniformity all rooms should be poured together and partition walls installed after the concrete is polished. Joint spacing in meters.

Un bonded concrete screeds should be a minimum thickness of 75mm. 1300 476 547 showroom. While in theory you can cut an expansion joint in concrete at any time it s better if this is a planned task. Concrete is rigid in structure much like glass it does not bend or stretch without cracking.

Make sure concrete is floated up to the edge of the wall. Joints are commonly spaced at distances equal to 24 to 30 times the slab thickness. Expansion joints on the other hand are true structural joints separating different sections of the building typically used to accommodate thermal and moisture expansion in concrete. As the name implies the expansion joint is a straight line groove cut into the surface of the concrete floor using a concrete saw.

These are the joints that we come across most often in warehouses and industrial buildings. 03 9761 5233 showroom by. Filling in expansion joints in polished and stained concrete floors provides an easier to clean surface and a smooth and finished joint where debris or dirt could gather.