Test Method Title
Standard Test Method for Slake Durability of Shales and Similar Weak Rocks
Reference Number
ASTM D4644
Material
Rock
Test Property
Slake durability index
Description of Test
This test measures the durability of weak rocks in the service environment. This test method covers the determination of the slake durability index of a shale or other similar rock after two drying and wetting cycles with abrasion.
Number of Test Specimens
1
Test Specimen Size
10 equidimensional shale fragments weighing 40 to 60 grams each.
Keywords
Abrasion resistance, shale, slake durability, weak rocks.