8,255
edits
Changes
Jump to navigation
Jump to search
m
no edit summary
Line 6:
Line 6:
A simple jar test can be used to gauge the proportion of fines in an aggregate product before acceptance.
A simple jar test can be used to gauge the proportion of fines in an aggregate product before acceptance.
+
Apparatus:
Apparatus:
*A large wide-mouthed jar - glass or clear plastic are both fine.
*A large wide-mouthed jar - glass or clear plastic are both fine.
*Tap water, and
*Tap water, and
*The aggregate to be tested.
*The aggregate to be tested.
+
Method:
Method:
# Collect approximately 5 cm of material in the jar (or at least two complete layers of 40 mm clear stone),
# Collect approximately 5 cm of material in the jar (or at least two complete layers of 40 mm clear stone),