brick-core

基本解釋

Phosphate knock-off core of scrap silica brick aggregate for steel castings has been developed with experiment method.
研制了以磷酸二氫鋁為粘結(jié)劑，硅磚粒、粉為骨料的保溫冒口易割片。
Compact and lightweight core drill for holes up to 3-1/4" in brick, limestone, cinder blocks and other abrasive materials."
簡(jiǎn)潔、輕型設(shè)計(jì)，鉆孔直徑在3到1/4英寸范圍內(nèi)，可用于磚、石灰?guī)r、煤渣磚和其他研磨材料。
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The improved core tools which have processed with TD salt-bath treatment and heat treatment have much effect on improving brick mould'service life.
改進(jìn)后的芯具采用TD滲釩和相應(yīng)熱處理對(duì)提高空心磚擠出成型模具的使用壽命有顯著作用。