玉石洼铁矿铁精粉质量稳步提高邯邢矿山局玉石洼铁矿采取措施狠抓铁精粉质量，使铁精粉品位稳步提高，近期已达到６６．２％。前一时间，该矿铁精粉品位有所下降。为提高质量，该矿采取了多项措施：首先严把收砂关，规定凡收矿品位达不到２８％的，对当事人处以重罚；其次... Jushi Wa Wa iron ore fines quality steadily increase Handan Xingtai Mining Bureau Jade Wa Wa iron ore take measures to pay close attention to the quality of iron concentrate so that the grade of iron concentrate increased steadily, has recently reached 66.2%. The previous time, the ore grade has declined. In order to improve the quality, the mine has taken a number of measures: firstly, strictly control the sand-closing, stipulating that where the grade of the ore is not up to 28%, heavy penalties will be imposed on the parties;