From Paper-mill to Pressroom

Technical difficulties with paper in the pressroom arise from many sources. They may be conveniently classified into three groups: Difficulties for which the manufacturer is res...

The ultimate characteristics of the paper are dependent upon the handling of the beater roll and the character of the knives. For example, a blotting-paper is made by a quick be...

It would be difficult to single out among the diversified objects of human investigation,” wrote John Murray in his remarks on “Modern Paper” (published in 1829), “a question mo...

The appraisal of a specimen of paper differs from testing in that an appraisal comprehends the value of an object in relation to its usefulness and marketability, whereas testin...

The distribution of paper is cared for in part by direct sales from the mills to consumers, such as large publishers of newspapers, magazines, and books, and manufacturers of pa...

Paper has been defined as “an aqueous deposit of cellulose,” and while this is incomplete as a catalogue of the materials composing a sheet of modern paper, it is an excellent e...

The size and weight of a sheet of paper of any given quality and finish are its most obvious features, and when we speak of the weight of a sheet of paper we refer not to the on...

The technique of paper-making varies greatly in accordance with each particular product. In fact, so wide is the range of paper products, that the different branches of paper-ma...

CHEMICAL WOOD-PULPS.--Chemical wood-pulps are obtained by a variety of processes, all of which have as their object the isolation of the pure cellulose fiber by the dissolution...

TECHNIQUE.--The importance of the formation of the sheet on the machine wire is the same as on the hand mold, as subsequent pressing and calendering can only modify faulty forma...

The United States Department of Agriculture, in August, 1911, issued a treatise on “Crop Plants for Paper-Making,” in which the author, Charles J. Brand, concluded: “There is so...

The study of printing should be more general in all our schools--but not as it is taught so often--by teachers incompetent to glimpse and grasp its widest possibilities--to make...

We have now reviewed the various steps preparatory to the process of beating, and this process is perhaps the most important of all. The output of a mill depends, first, upon th...