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The theory and practice of cotton spinning
The theory and practice of cotton spinning Author:James Montgomery Purchase of this book includes free trial access to www.million-books.com where you can read more than a million books for free. This is an OCR edition with typos. Excerpt from book: DETAIL PROCESS OF COTTON SPINNING. In detailing the process of cotton spinning, it is not the design of the writer to advert to all the little casualties, ... more »or point out the many difficulties that frequently occur in practice; his object is merely to give a general outline of the whole process, by tracing it step by step, from its commencement with the raw material, through the various stages of its progress, from the cotton bag until it is finished into yarn. Each machine employed in the process, will be introduced in its order, and form the subject of a separate article. The manner in which they should be adjusted, and how to adapt them to suit the various kinds of cotton and qualities of yarn, will be pointed out. His object is to lay down a complete theory of the business, without entering into all the minutiae of the practical department of it. And in prosecuting this design, he will not scruple to avail himself of the best information he can obtain. ON MIXING COTTONS. The first thing to be done with the cotton previous to its heing put into any machine whatever, is to mix together a number of bags all into one heap, commonly called a bing or bunker of cotton, the necessity of which arises from the great variety in the qualities of the different bags, which renders it impossible to produce a yarn of uniform quality, unless a number of these are incorporated together. To make up a bing of cotton properly, is a matter of great importance, and should never be left to the charge of those who are ignorant of the evil that may arise from careless or unequal mixing of the cotton. When making up the bing, every bag or bale that is to be mixed, should be brought forward one by one, opened and spread out equally over the whole surface of the bing, beginning first at the botto...« less