Mill & Office:
Ds. Gampingan Kec. Pagak
Kab. Malang
East Java - Indonesia
PO. Box 259 Malang 65101
Phone: +62-341-311901
Fax.: +62-341-311900
Mail Address:
Jl. Bromo 62 Malang
East Java - Indonesia
Phone: +62-341-326842
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logged since January 2008
History of Paper Pulp
Posted on Jul 25, 2009 - by adminUsing wood to make paper is a fairly recent innovation. In the 1800s, fiber crops such as linen fibres were the primary material source, and paper was a relatively expensive commodity. The use of wood to make pulp for paper began with the development of mechanical pulping in Germany by F.G. Keller in the […]
Kraft process
Posted on Jul 18, 2009 - by adminThe kraft process (also known as kraft pulping or sulfate process) describes a technology for conversion of wood into wood pulp consisting of almost pure cellulose fibers. The process entails treatment of wood chips with a mixture of sodium hydroxide and sodium sulfide that break the bonds that link lignin to the cellulose. The […]