蘭炭又稱半焦、焦粉，顏色呈淺黑色；具有固定碳高、比電阻高、化學活性高、含灰份低、低硫、低磷的特性，被廣泛運用于化工、冶金、造氣等行業，主要用來生產電石、鐵合金、硅鐵、碳化硅、硅錳、化肥等產品。

蘭炭中料質量指標：

粒度20-35mm、水份（W）≤15%、灰份（A）≤8%、揮發份（V）5-8%、固定碳（FC）≥85%、磷（P）≤0.03%、硫（S）≤0.3%

 

Product Introduction

Semi-coke is light black;characterized by high fixed carbon,high specific resistance,high chemical activity,low ash content,low sulfur and Low phosphorus;wildly applied to such industries as chemical industry,metallurgic industry,gas-making industry,etc.;used to produce calcium carbide,ferroalloy,ferrosilicon,silicon carbide,silicomanganese,fertilizer,etc.

Quality Indicator of Semi-coke:

Medium Material:Grain size 20-35mm，Moisture(W)≤15%,Ash(A)≤8%,Volatile Matter(V)5-8%,Fixed carbon(FC)≥85%,Phosphorus(P)≤0.03%,sulfur(S)≤0.3%