对硬壳浮石骨料混凝土的制备工艺进行了研究。
A series of research on preparation technique of hard-shell pumice concrete are researched.
试验研究结果表明，张家口地区所开采的浮石经过适当破碎加工、优化分选和颗粒搭配后可配制性能优良的轻骨料混凝土，并可用于制作性能可靠的建筑墙体用轻混凝土空心砌块。
This paper expounds the research on pumice and its concrete, and the testing result indicates the pumice after being properly machined can be used to make LWAC and hollow block.
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