Testing and properties of textile materials (1915)
United States. Bureau of standards. [from old catalog] · Washington, Govt. print. off. · leaf 22
e expected to resist deterioration from this cause. In silk and book cloths that have been heavily weighted this test is an especially important one, as the material is then liable to be seri¬ ously damaged after short usage by cracking or splitting. The folding test is made upon a specially… … is the only instrument now Fig. 6. — Folding machine available for such determina¬ tions. Other concerns, however, are constructing machines for this purpose and some of them will probably be completed during this year. 7. ACTION OF LIGHT ON COLORS The permanency of the coloring material of certain…
Textile fabrics · Textile fabrics -- Testing
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