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Materials &

Most pencil cores are made of graphite mixed with a clay binder (which leaves grey or black marks
that can be easily erased). The most common type of pencil casing is of thin wood, hexagonal in
section and permanently bonded to the core. To use…

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Other features:

Graphite pencils are used for both writing and drawing and result in durable markings:
though writing is easily removable with an eraser, it is otherwise resistant to moisture,
most chemicals, ultraviolet radiation, and natural aging.
The materials allow this product to be mass produced because they are low…

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component is usually heated to reduce the forces required and thus uses less energy.

2. A compressive stroke squeezes the blank into the die to form the part until it is full.

3. Once the die halves have separated the part can be ejected using ejector pins.

4. The waste…

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The shape of the spanner head is specifically designed to fit the cap of the nuts or bolts. It
has also been filed down with a file so that it does hurt your hand in use and so that the
corners and edges are a smooth form. This also helps…

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4. Drying section: where the pressed sheet passes around a series of steam heated drying
cylinders. Drying removes the water content down to a level of 6%.
5. The paper may then undergo sizing
to alter its physical properties for use in various

Paper is a lightweight resource, and…

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The three materials are put together. First, the heavy paper is cut to size and printed on. Then the
bubble wrap layer is cut and added to the heavy paper using adhesive. Then PSA's are added in a
strip of one arm of the envelope near the opening. Finally, the…


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