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The model knife represents the office tool having edge of the small size. It will be suitable for cutting small parts. Let's consider how to choose and how to use model knife.
The model knife perfectly is suitable for production of decor. The tool cuts normal paper, paper for watercolor, pastels and also cardboard.
The knife consists of the handle from tree, plastic or metal, and edge. On sale it is possible to meet the different models of the tool differing in form of edges. It can be:
- with peaked and toothed edge;
- triangular;
- rectangular;
- sawtooth;
Peaked edges have the angle of sharpening 30 °. At triangular this parameter is equal 23 °. Such edges can be also used during the work with tree, plastic.
When choosing model knife pay attention to of what material its handle is made. It is recommended to buy the tool with the metal handle. The plastic handle has to be rather strong not to break under pressure. It is better that on the handle there was consolidation, it does not allow hand to slide off.
Other nuance - clip for edge which represents the knob from metal covered with rubber. If it is made of plastic, it is better not to buy such tool. It is not reliable, after a while in fastening there can be gap, and the edge will drop out.
Examine edge of model knife. It is recommended to stop on models at which the cutting part is made of stainless steel. Such edge does not break and does not rust, it can be ground quickly.
Model knife carry out cutting in the following order:
- Draw the scheme of the image from inner side of material.
- Begin to cut with the most small parts. Pass then to the central part. If there is contour, process his last.
- Cut through all parts, without leaving any. It is impossible to pull out any of them at all, it will spoil work.
- For simplification of cutting straight lines use ruler.
- In the course of work it is possible to turn material with the drawing. It will facilitate work.
- Choose suitable background depending on the chosen plot, assignments of cutting and paste on it work.
For the purpose of safety do not give model knife to children, let they use scissors. Use model rug in work. It will allow knife blade to remain longer sharp. At the beginning it is possible to replace model rug with pile of newspapers, cutting board, piece of linoleum or the glass.
The modern works performed by way of cutting from paper are called openwork (filigree) cutting and also paper graphics, pro-carved images. In such equipment it is possible to do napkins, cards, panel, framework, jewelry on windows, on mirrors, etc.