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This pulp grade is very diverse. All NBSK pulps have long fibers and is often used as reinforcement pulp. [1] NBSK from British Columbia is mainly from Lodgepole Pine, with a significant amount of White Spruce. Redcedar, douglas fir, hemlock, and larch make up a smaller portion of the chip furnish. NBSK is known for having longer fiber lengths ...
The kraft process (also known as kraft pulping or sulfate process) is a process for conversion of wood into wood pulp, which consists of almost pure cellulose fibres, the main component of paper. The kraft process involves treatment of wood chips with a hot mixture of water, sodium hydroxide (NaOH), and sodium sulfide (Na 2 S), known as white ...
The United States is one of the biggest paper consumers in the world. Between 1990 and 2002, paper consumption in the United States increased from 84.9 million tons to 97.3 million tons.
Absorbent kraft paper is made with controlled absorbency (i.e. a high degree of porosity). It is made of clean low kappa hardwood kraft and has to have a good uniformity and formation. Spinning kraft paper is an especially strong type of kraft paper with relatively low grammage (40 g/m 2). This paper requires the best possible machine direction ...
Bleached Chemi-ThermoMechanical Pulp (BCTMP) is a pulp product used by the paper industry as a less-expensive alternative for Northern Bleached Softwood Kraft (NBSK). BCTMP was first produced by Millar Western in 1988 in its Whitecourt Mill, and was initially used in lower grade paper applications. [ 1 ]
Many high schools use butchers' paper for posters of clubs, and upcoming events. It is a cheap but sturdy paper that is sold in large rolls. Butcher paper is usually white or reddish in colour, made from kraft pulp, and is generally considered to have a density of between 30 lb/3000 sq ft (49 g/m 2) and 50 lb/3000 sq ft (81 g/m 2).
The firm acquired the Roanoke Rapids kraft paper mill from International Paper in January 2007. In July 2008, it acquired the Charleston kraft paper mill from MeadWestvaco . On October 31, 2011, KapStone acquired U.S.Corrugated, Inc. [ 7 ] [ 8 ] [ 9 ] It was started in 2006 by Dennis Mehiel, and primarily produces corrugated industrial ...
Mechanical pulping is the process in which wood is separated or defibrated mechanically into pulp for the paper industry.. The mechanical pulping processes use wood in the form of logs or chips that are mechanically processes, by grinding stones (from logs) or in refiners (from chips), to separate the fibers.