Advances in Materials Science and Engineering / 2015 / Article / Tab 4

Research Article

Development of a New Type of Alkali-Free Liquid Accelerator for Wet Shotcrete in Coal Mine and Its Engineering Application

Table 4

Effect of vibration frequency on setting time under the same test conditions.

Accelerator mass content/%Vibration frequencyInitial setting time/minFinal setting time/minTest error/s


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