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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 ...
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 ...
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.
Southern bleached softwood kraft (SBSK) is a wood pulp mainly produced in the southern USA. The main raw materials are slash pine , longleaf pine , shortleaf pine , loblolly pine and virginia pine .
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 ...
In 1911, Consolidated took over the nearby Biron mill from the Grand Rapids Pulp and Paper Co., which became the Biron Division. [4] [5] In 1916, it absorbed the Interlake Pulp & Paper Company of Appleton, which became the Interlake Division. [5] In 1918, the company built a hydroelectric dam at Stevens Point, adding paper machines in 1919. [5]
Rumford Mill is a pulp mill and paper mill located in the United States town of Rumford, Maine. The mill has two kraft pulp lines and three paper machines. The mill produces 460,000 tonnes of kraft pulp and 565,000 tonnes of paper annually. The mill has 621 employees as of 2016. [1]
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 ]