国产熟女AA级毛片www古代片_国产欧美精品综合日韩91_欧美综合一区二区三区在线_成人欲涩漫h漫免费动漫_国产精品九九精品视等_免费午夜福利影院_亚洲中文黄色毛片_久久人妻露出自慰18P_嫩草影院ncyy在线观看_性AV无码天堂VR专区

New material product

Full graphitized carbon additive
  • Product standards

    YB/T 4403-2014

  • Package

    *Jumbo bag or ton bag

Technical requirement

Items to be testedThe technical requirements
AppearanceGrayblack particle, honeycomb pore, no visible sundries
Specification granularity 0-1mm>1mm:≤5%
Specification granularity 0-2mm>2mm:≤10%
Specification granularity 1-5mm<1m:<5%;>5m:≤5%
Specification granularity 2-6mm<2m:≤5%;>6m:≤5%
Fixed carbon content,% ≥98.5

Ash content,%

≤0.50
Volatile matter,%≤0.50
Moisture,%≤0.5
S,%≤0.05
N,%≤0.03

Use to

It is mainly used in steelmaking to increase the content of carbon in molten steel,and used in foundry industry, especially in sound field nodular cast iron andgrey cast iron. In addition, it can also be used for manufacturing high-temperature crucibles, mechanical industry lubricants, electrodes andpencil leads, etc.