Saturday, July 22, 2017

A Guide To The Best Use Of A Foam Saw

By Walter Thomas


Polystyrene foam is a lightweight material that is majorly used for personal projects such as arts and crafts or for commercial purposes in the construction industry. A tool that is used to cut the polystyrene material or other related materials into the required size is known as a hot wire foam saw. This tool is made up of a thin metal wire that passes through the material that is to be cut.

The cutter is termed as hotwire since it gets hot through a two hundred degree electrical resistance. There are two types of wires that can be used, the first one being the preformed one created manually or through use of pliers. The second type is the tensioned one that is attached to a bow or a frame.

The most appropriate materials to be used by the hot wire cutter are the ones that melt easily once exposed to some level of low temperature. These materials include the polyethylene foams that cannot easily be teared by hands, the white expanded polystyrene materials and the extruded polystyrene found in colors such as pink. The materials that are less flammable in fuel tanks and the shock absorbing ones are also appropriate must be used by this tool.

The preformed cutter is used manually by an individual to cut the material into the appropriate shape. On the other hand, the tensioned wire should get used in five different ways, the first one being the manual use. Secondly, the saw can be used with the guide of a horizontal table that holds the material to be worked upon. This second technique is often used in the construction and packaging industry.

Thirdly, the template guided table can also be applied to cut the material using the saw. In order to achieve the high standard models this method is the best recommended to be used. The accuracy of the sizes and shapes of models are based on the skills of manpower employed. The accuracy is also achieved through precision of templates that efficiently guide the cutting of materials.

The fourth way through which the hot wire can be put into use is through the computer numerically controlled stages. The wires are guided to cut through the material by use of computer systems that are located on both sides of the material. The application of lathe attachments in the computer numerically controlled systems give the chance for creation of spiral shapes.

The last way in which the tensioned wire should get used in the cutting of materials is through a push through slicer. This technique employs the use of parallel tensioned cutting wires that are placed on a vertical or horizontal frame. The blocks of materials are then passed through the wires forming several sheets through little input by human labour.

The two requirements that need to be observed when using this tool is the limits of lengths of the wires placed on the frames and the temperature the saw is maintained. If carefully followed, the best materials can be produced in all the fields. Some of these fields include, the architectural industry, aircraft designs and surfboard construction.




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