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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 ...
Clearwater Paper's large wood pulp mill, Lewiston, 2010. The company's pulp and paperboard segment manufactures bleached paperboard, primarily for the packaging industry. Solid bleached sulfate board is a type of paperboard that is used in the production of folding cartons, liquid packaging, plates, cups and in some commercial printing ...
Pulpwood also produces wood pellets, which can be used for heating homes and electricity production. They can be formed by the grinding of biomass (in the form of unused tree tops), sawdust, or even entire trees, then compressed into small pellets to be stored, transported, and fed into boilers and furnaces.
In the narrow sense of the terms, wood, forest, forestry and timber/lumber industry appear to point to different sectors, in the industrialized, internationalized world, there is a tendency toward huge integrated businesses that cover the complete spectrum from silviculture and forestry in private primary or secondary forests or plantations via the logging process up to wood processing and ...
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 ...
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 ]
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, ...
In North America, virgin (non-recycled) wood fibre is primarily extracted from hardwood (deciduous) trees and softwood (coniferous) trees. The wood fibre can be extracted as a primary product, or collected during the milling of lumber. [1] Wood fibres can also be recycled from used paper materials. [2]