Polished Concrete Floor Expansion Joints

Joint fillers also provide maintenance and aesthetics benefits by creating a sealed uniform surface free of open voids.

Polished concrete floor expansion joints.

As the name implies the expansion joint is a straight line groove cut into the surface of the concrete floor using a concrete saw. Note that flexible expansion joint filler does not protect the edge of the slab from damage. Concrete s high compressive strength and hardness make the concrete useful for flooring applications in many industries. 03 9761 5233 showroom by.

Check out our website polished concrete showroom. Concrete expansion joints are used to separate slabs and concrete from other parts of the structure. Concrete is rigid in structure much like glass it does not bend or stretch without cracking. 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. Control and expansion joints should be filled on exposed concrete surfaces. Joint spacing that is greater than 15 feet require the use of load transfer devices dowels or diamond plates. Polished concrete floors in melbourne for homes factories commercial properties.

These are the joints that we come across most often in warehouses and industrial buildings. While in theory you can cut an expansion joint in concrete at any time it s better if this is a planned task. Saw cut contraction joints are ideal for decorative concrete because the joint is narrower and cleaner than a tooled joint. For uniformity all rooms should be poured together and partition walls installed after the concrete is polished.

Early entry saws make a nice clean cut for decorative concrete joints. Spec sheet on pouring concrete suitable for polishing concrete must be laid extremely well and flat. Joint spacing in meters. 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.

An expansion joint is a joint left completely free of mortar and filled with elastomeric sealant to keep it watertight. Un bonded concrete screeds should be a minimum thickness of 75mm. 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.

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. 1300 476 547 showroom. Joint spacing in feet contraction joints may be tooled into the concrete surface at the time of placement.