Natural wood charcoal are mainly divided into four major categories of white charcoal, black wood charcoal, activated charcoal,mechanism charcoal.
Product category of natural wood charcoal---white charcoal
The silica raw material production:Hardwood in Fagaceae and Ulmaceae trees are the main raw materials of white carbon,due to the different species, it can be divided into: the silica (raw material: Uoka Nobu), Cyclobalanopsis silica raw materials (Quercus glauca) and silica (raw material: other oak, beech, buchengcai Lin). White carbon mainly distributed in Longquan, Zhejiang, Hunan, Fujian, Shaanxi, Hubei Shiyan, Shenlong frame to), Henan (Luoyang, Nanyang), Sichuan, Yunnan, Guizhou, Shandong and other regions.
Features: the advantage: it's burning a long time, no smoke, no pollution, the proportion of its is large, metallic percussion steel sound; disadvantages: it from moisture prone (burns with a crackling sound burst, and Mars spatter wounding) and high price.
Product category of natural wood charcoal--- black wood charcoal
Charcoal raw materials: it is mainly dominated by soft broad-leaved fuelwood. Because of the different species can be divided into: expensive tea, charcoal and bamboo charcoal sticks and other cheap civil charcoal. Tea charcoal, branch charcoal is mainly produced in the northeast is rich in forest resources, oak wood as raw material, firing technology and selection is very particular about. Other cheap civil charcoal is mainly produced in Anhui, Zhejiang, Henan and other places, to Linden, elm and willow wood as raw material. With simple and cheap firing gained popularity, but because of the national environmental policy and industry profits and other reasons, the industry has become less and less.
Features: advantages: it is easy to ignite; disadvantages: it is prone to explosion, fire resistant, burning smoke etc..
Product category of natural wood charcoal---Activated carbon
Activated carbon can be said to be deep processing of charcoal. Mainly produced in China's southern Fujian and Zhejiang, he is the charcoal by zinc chloride, phosphoric acid, potassium sulfide, dolomite, and so on chemicals activation, rinsing, drying, crushing and processing and the production process of water pollution is serious, the country generally limit production.
Product category of natural wood charcoal---Mechanism charcoal.