. The manufacture of pulp and paper : a textbook of modern pulp and paper mill practice. Fig. Fig. 7. §3 GRINDERS AND GRINDING 17 All pass through20-mesh sieve EnglishPulpstone American Pulpstone, Ohio American Pulpstone, Virginia Retained on Per cent Per cent Per cent 28-mesh sieve 35-mesh sieve 48-mesh sieve 65-mesh sieve 100-mesh sieve 150-mesh sieve 200-mesh sieve Through 200-mesh sieve . Loss The material

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. The manufacture of pulp and paper : a textbook of modern pulp and paper mill practice. Fig. Fig. 7. §3 GRINDERS AND GRINDING 17 All pass through20-mesh sieve EnglishPulpstone American Pulpstone, Ohio American Pulpstone, Virginia Retained on Per cent Per cent Per cent 28-mesh sieve 35-mesh sieve 48-mesh sieve 65-mesh sieve 100-mesh sieve 150-mesh sieve 200-mesh sieve Through 200-mesh sieve . Loss The material passing through the 100-mesh sieve is practicallyall the soft matrix or binding material. It is evident, therefore,that the percentage by weight of this material varies to In submitting these figures, it is not to be inferred that they arethe limits within which all good pulpstones would be are given simply as examples of stones which have givensatisfactory commercial service for pulp for newsprint paper. It may be said that the larger the amount of coarse g

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Keywords: ., bookcentury1900, bookdecade1920, booksubjectpaperma, bookyear1921