The product is an electro- nickel process Knitted Thin Scarf
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Thin Yarn Scarf,Thin Knit Scarf,Knitted Thin Scarf,Women Knitted Thin Scarf DongGuan Yacheng Knitting Co., Ltd , https://www.dgoemknittingyc.com
This knitted thin scarf is available in various styles and colors such as solid colors, stripes, and squares. In autumn and winter, you can see it in many places. In addition to matching clothes well, it is extremely warm. If you don't wear an elderly Sweater in winter, a comfortable and warm scarf is a good choice. We use high-quality wool to make this knitted scarf, which can make people wear very comfortable, even if the weather is cold, they will not feel cold.
Czech Xie Lide Plant Laterite Nickel Ore Dressing Plant
The plants used in the reduction roasting-ammonia leaching process to produce electro-nickel from laterite ore are Brazil Tocantins Nickel, Czech Sheridan and Albania's Elbasan Nickel Plant. Figure 4 shows the flow of the Scherrer plant.
Figure 4 Production process of the Czech Sheridan plant
The composition (%) of the laterite treatment of the laterite mine is:
Ni
Co
Cr
Fe
SiO 2
MgO
0.7 to 1.0
0.16
2.5
50～52
0.15~10
1 to 4
The plant produces 3,000 tons of nickel per year. The main technical and economic indicators are as follows:
Nickel leaching rate is 74%, cobalt leaching rate is 65%, total recovery from ore to electric nickel is 70%; ammonia consumption is 8kg/t dry ore; electrolysis power consumption is 7000kWh/t nickel.
The electro nickel content is as follows (%):
Ni
Co
Fe
Zn
Cu
99.93～99.95
0.01~0.04
<0.002
0.007～0.009
<0.001