Moisture Contents |
Less than 12% |
Thickness Tolerance |
0.5mm |
Allowance in Width & Length |
2.0mm |
Diagonal Allowance |
Max. 3.0mm |
Adhesion |
Type I: 4 hrs in boiling & 20 hrs drying at 60 C, 4 hrs in boiling again. |
|
Type II: 2 hrs boiling & 3 hrs drying at 60 C, Both |
Tensile adhesion |
0.7 N/mm2 |
Bending Strength |
Min. 23.5 N/mm2 |
Bending Strength |
Min. 19.5 N/mm2 |
Compressive Strengt |
Min. 12.0 N/mm2 |
Compressive Strength |
Min. 12.0 N/mm2 |
Warp |
0.1%(1.22mm against 1220mm width, 2.44mm against 2440mm length |