Test method for properties of investment casting slurry - part 8 : the laser speedy mensuration method for the determination of refractory powder granularity 熔模铸造涂料性能试验方法第8部分:激光快速测定法测定耐火粉料粒度
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Test method for properties of investment casting slurry - part 7 : the torque balance sedimentation analytical method for the determination of refractory powder granularity 熔模铸造涂料性能试验方法第7部分:扭力天平沉降分析法测定耐火粉粒粒度