Concrete Slab Casting

Many companies have a concrete slab casting, and a few of them will say they specialize in this. This is not the case though, as a concrete slab casting company can do any casting work. Slab casting is also used in landscaping, auto repair, and many other industries.

The job of a slab is to be installed on a concrete surface that can be lifted. A concrete slab may be poured on its own surface or it may be poured directly on top of another one. Once the slab is poured it can be assembled and stabilized on a base like a concrete floor.

In slab casting a large piece of cast iron called a spindle is usually set into the floor of the hopper, which is a bucket in a tube to collect the cast. This spindle is threaded and will be put in place with a tap. This is similar to pouring a cast iron flat iron into a mold.

The cast metal spindle is then set in the hopper. Once the cast has been placed inside the hopper, it will be allowed to cool. The edges of the concrete slabs need to be finished to make them look like smooth floors. When the concrete slab has cooled and hardened it will be removed from the hopper and the casting machine will be turned on.

Most castings are made of metal bits like pieces of brass, and other parts of cast iron that are melted down and then mixed with cement. The mixture will be poured into the hopper by the machine. Once this is done, the slab will go out for the finishing process and given a coat of paint.

The coating will be covered with another sheet of metal to make it durable and to prevent rust. The coating may be a piece of bronze or silver or copper that is stained or polished to give it a more professional appearance. The best covering for this type of coating is a white one.

Decorative coating can be sprayed on to a casting and the process of casting it again can be started to create a good quality concrete. When all of this is done on the surface can be polished and the casting process repeated. This is one of the reasons that concrete slab casting is used to build retaining walls and foundations.

Concrete will begin to chip after a long time of use. This is where special tools are needed to remove the hardened pieces. When this occurs a new piece of casting will need to be installed to replace the damaged one. A slab will hold up well to wear and tear but it is still best to use cast iron.


HOUSE FLOOR CONCRETE CASTING (time lapse) YouTube

 


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Laying of Concrete to Formwork during casting of concrete slab

 


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