91蝌蚪视频在线观看,国产欧美在线视频,波多野结衣在线网站,国产三级欧美,av有码在线,免费黄a,无码专区aaaaaa免费视频

會(huì)員登陸 賬號(hào): 密碼:

Details

Phosphate slag

Phosphorus Slag is the by-product in processing yellow phosphorus. Firstly, it is used as de-oxidizer in metalurgy industry, fler for processing paint secondly, it is used in production of slag-cotton, light iron, cement. And it is also used as Silicon-Clacium fertilizer.

 

[Main composition]: 

SiO2: 39-42%; CaO: 48-52%; Al2O3: 3.5max; Fe2O3: 0.5max; P2O5: 2max,S%:0.2max; F%:0.3max CaO:SiO2=1.1-1.3

[Size]: 

0-5mm 90%min

[Moisture content]: 

0.5% max
【Last】           【Return】