GB/T 6730.10-2014 in English
VALIDIron ores―Determination of silicon content―Gravimetric methods
- Issued on:2014-09-30
- Implemented on:2015-05-01
- File Format:PDF
- Delivery:Via email within 1~3 business days
$214.00
GB/T 6730的本部分规定了用重量法测定铁矿石中硅含量。
本部分适用于天然铁矿石、铁精矿和人造块矿,包括烧结产品。测定范围(质量分数):1.00%~15.00%。
方法1--本方法不适用于还原剂含量大于2%(质量分数)的铁矿石,例如:黄铁矿,或含氟量超过0.1%(质量分数)的铁矿石。此法推荐用于两性元素含量较高的低品位矿石。
方法2--本方法可用于含氟量大于0.1%(质量分数)的铁矿石。此法推荐用于含脉石低的高品位矿石。
Scope
This part of GB/T 6730 stipulates the determination of silicon content in iron ore by gravimetric method. This section applies to natural iron ore, iron concentrate and artificial lump ore, including sintered products. The determination range (mass fraction) is 1.00%~15.00%. Method 1: This method is not applicable to iron ores with a reducing agent content greater than 2% (mass fraction), for example, pyrite or iron ores with a fluorine content exceeding 0.1% (mass fraction). This method is recommended for low-grade ores with high content of amphoteric elements. Method 2: This method can be used for iron ore with a fluorine content greater than 0.1% (mass fraction). This method is recommended for high-grade ores with low gangue.

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