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A pulp mill in Rauma, Finland Woodchips for paper production. A pulp mill is a manufacturing facility that converts wood chips or other plant fiber sources into a thick fiber board which can be shipped to a paper mill for further processing. Pulp can be manufactured using mechanical, semi-chemical, or fully chemical methods (kraft and sulfite ...
Northern bleached softwood kraft (NBSK) is the paper industry's benchmark grade of pulp. Market NBSK is produced mainly in Canada and the Nordic countries. Some NBSK is also produced in north-western United States and in Russia. NBSK futures are traded on the Chicago Mercantile Exchange.
It is owned by Kraft Group subsidiary [5] New Indy LLC, [3] sometimes known as New Indy Containerboard. [4] Wastewater from the mill flows through the mill's Aeration Stabilization Basin and an Equalization Basin, both designed to reduce the emission of hydrogen sulfide from the mill. [6] The site 94,000 square foot factory employs 450 people. [1]
The company produces 270,000 tonnes of sack kraft per year, as well as 100,000 tonnes of kraftliner and 520,000 tonnes of unbleached kraft pulp. [1] In 2008, Ministry of Industry and Trade of the Russian Federation awarded the company the prize "The Best Exporter of 2008" in the pulp and paper sector. [2]
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.
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 ...
Dissolving pulp is mainly produced chemically from pulpwood in a process that has a low yield (30 - 35% of the wood). This makes up of about 85 - 88% of the production. [2] Dissolving pulp is made from the sulfite process or the kraft process with an acid prehydrolysis step to remove hemicelluloses. For the highest quality, it should be derived ...
In 2005, elemental chlorine was used in 19–20% of kraft pulp production globally, down from over 90% in 1990. 75% of kraft pulp used ECF, with the remaining 5–6% using TCF. [31] Most TCF pulp is produced in Sweden and Finland for sale in Germany, [31] all markets with a high level of environmental awareness. In 1999, TCF pulp represented 25 ...