How do you make paper wood free?
Simply put, in this particular paper the wood pulp has been bleached to remove the yellow lignin. The lignin is the wood sap, and sometimes referred to as “the wood”. So by bleaching out the yellow lignin (or wood) the paper is known as Woodfree.
What is uncoated paper made out of?
Woodfree uncoated paper (WFU), uncoated woodfree paper (UWF) or uncoated fine papers are manufactured using wood that has been processed into a chemical pulp that removes the lignin from the wood fibers and may also contain 5–25% fillers.
What is wood free paper used for?
However, the uncoated woodfree paper is not glossy and used mainly for writing purpose. It is also used to produce office paper products such as envelopes, technical papers, stationary, and encompasses forms. The uncoated woodfree papers are mainly consumed for sheet-fed offset printing and copier or printer papers.
What is offset printing paper?
WHAT IS AN OFFSET PAPER? Offset paper or offset printing paper is a type of woodfree paper, comparable to book paper, that is primarily used in offset lithography for printing books, magazines, manuals, catalogs, posters, calendars, flyers, letterheads, publication interior sheets, brochures, and envelopes.
Is wood free paper environmentally friendly?
Tree-free papers offer an environmentally preferable alternative to tree-based papers for several reasons. The plant sources of tree-free fibers regrow rapidly and the harvesting of the plants does not disrupt natural ecosystems.
What is wood containing paper?
Pulp is a lignocellulosic fibrous material prepared by chemically or mechanically separating cellulose fibers from wood, fiber crops, waste paper, or rags.
What is uncoated mechanical paper used for?
Standard uncoated mechanical paper is a category that includes uncoated mechanical grades above 40 gsm and of various brightness levels. These include bulky book papers (used in mass market paperbacks), high-bright and super-bright papers (used in flyers and newspaper inserts), and low-gloss uncoated mechanical papers.
Is it OK to print in colored paper?
Printing on colored paper allows you to draw attention to fliers or other printing projects. However, printing on colored paper may present problems in the color of images you print, so run test pages before blindly committing to a color of paper that might ruin your entire project.
What kind of paper is wood free paper?
Find sources: “Wood-free paper” – news · newspapers · books · scholar · JSTOR (April 2017) ( Learn how and when to remove this template message) Wood-free paper (printing) is paper created exclusively from chemical pulp rather than mechanical pulp.
What kind of paper is used for offset printing?
Also called as wood-free paper or offset paper, uncoated paper is manufactured using wood mixed with a few chemicals. Ideally, the uncoated paper is used for offset printing of text books and magazines. Unlike coated paper, uncoated paper has a surface that is nonglare, giving it a quite natural appearance.
How is uncoated freesheet ( UFS ) paper made?
UFS pulp is made by treating wood chips with alkaline chemicals and heating them under pressure to dissolve the cellular walls that hold the fiber together. The word “free” in the name of the product refers to the fact that the pulp in the paper is free of groundwood.
What’s the difference between groundwood and uncoated freesheet paper?
We often hear people – particularly those involved in tax supported bids – are confused about the difference between groundwood and uncoated freesheet (UFS) paper. They encounter groundwood products positioned to have comparable performance (and sometimes preferable environmental qualities) to UFS papers, but at a lower cost.