Test items
|
Unit
|
Test Results
|
|
Surface drying time
|
h
|
≤4
|
|
Overall drying time
|
h
|
≤24
|
|
Hardness
|
/
|
≥3H
|
|
Impact resistance (500g steel ball)
|
g·cm
|
pass
|
|
Abrasive resistance(750g/500r)
|
g
|
≤0.03
|
|
Acid resistance
|
7 days
|
No blistering, no detachment, slight discoloration
|
|
Alkali resistance
|
7 days
|
No blistering, no detachment, slight discoloration
|
|
Note
|
* All tests were performed seven days after curing( * Except for the drying time)(25℃)
|
|