1 Introduction
2 New Experimental Method for the Combined Action of Cavitation Erosion and Abrasion
3 Test Device and Test Procedure
4 Test Device Performance and Test Effect
Water binder ratio | Sand ratio (%) | Cementitious materials (kg/m3) | Content of fly ash (%) | Water (kg/m3) | Cement (kg/m3) | Fly ash (kg/m3) | Sand (kg/m3) | Stone (kg/m3) | Water reducer (%) | Compressive strength 60 days (MPa) |
---|---|---|---|---|---|---|---|---|---|---|
0.30 | 34 | 487 | 15 | 146 | 414 | 73 | 584 | 1134 | 1.00 | 64.0 |
Test time/h | Specimen mass/g | Mass loss/g | ||||
---|---|---|---|---|---|---|
Cavitation and abrasion | Abrasion | Cavitation | Cavitation and abrasion | Abrasion | Cavitation | |
0.0 | 4785.1 | 4731.2 | 4794.0 | 0 | 0 | 0 |
0.5 | 4783.5 | 4731.6 | 4793.5 | 2.6 | 1.1 | 0.5 |
1.0 | 4781.5 | 4730.5 | 4793.3 | 4.6 | 2.2 | 0.7 |
1.5 | 4779.8 | 4729.6 | 4793.1 | 6.3 | 3.1 | 0.9 |
2.0 | 4777.7 | 4728.9 | 4792.9 | 8.4 | 3.8 | 1.1 |
2.5 | 4776.2 | 4728.0 | 4792.4 | 9.9 | 4.7 | 1.6 |
3.0 | 4774.5 | 4727.4 | 4792.1 | 11.6 | 5.3 | 1.9 |