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In the past, some comb binding machines would come with a wire closer. These machines were designed to be used with 19-loop wire, which uses the same pattern as for plastic comb binding . This hole pattern will have 19 longer rectangular holes that are on 14 mm ( 9 ⁄ 16 in) centers, for a total length of 280 mm (11 in).
Spiral Binding Company, started in 1932, was "the first mechanical binding company in the United States". [2] It created the original metal spiral-coil binding and later the Spiralastic, a popular plastic coil to replace wire during World War II. [ 3 ]
Spiral coil binding uses a number of different hole patterns for binding documents. The most common hole pattern used is 4:1 pitch (4 holes per inch). However, spiral coil spines are also available for use with 3:1 pitch, 5:1 pitch and 0.400-hole patterns.
In bulk applications, a paper drilling machine may be used. Then the user chooses a spine size that will match the document. Standard sizes are 4.8 mm ( 3 ⁄ 16 in) (for 16 sheets of 20# paper) up to 51 mm (2 in) (for 425 sheets).
A winding machine or winder is a machine for wrapping string, twine, cord, thread, yarn, ... Coil winding machine; Film winding machine; Rope winding machine [4]
A Woodworking machine is a machine that is intended to process wood. These machines are usually powered by electric motors and are used extensively in woodworking . Sometimes grinding machines (used for grinding down to smaller pieces) are also considered a part of woodworking machinery.