Quality Requirements
Thickness
Tolerance
Nominal
Automotive Tempered
Automotive Laminate
Windshield(TW)
Standard(AT)
Special(SA)
Standard(AL)
2.0
--------
2.00-2.20
2.3
2.20-2.40
2.5
2.40-2.60
3.0
2.90-3.10
3.2
3.10-3.30
3.5
3.40-3.60
4.0-6.0
± 0.20
Cross
Bow
2.0-3.0
3.5-6.0
≤1mm/m
Bow&
Dish
Size
Thickness Nominal
>2000mm
≤2000mm
± 3mm
± 2mm
Flake
≤4mm
Bevel/Flare
≤3mm
Corner
Over Score & Cutter Drag
None allowed
Squareness
Diagonal measurement differece/2 ≤0.2% of the diagonal length
Optical Distortion
Zebra ≥55°
Zebra ≥50°
Flaws
No apparent flaw visible 1 meter away under normal fluorescent inspection light
No flaw visible at 0.5 meters away
No flaw visible at 1 meter away
Bloom
GRADE ≤1.5
GRADE ≤2.0
Noncontinued
Defects
Size(d)
(mm)
Number of Defects/M 2 Allowed
0.3<d ≤0.5
Allowed
0.5<d ≤0.8
2
1
None
0.8<d ≤1.5
Allowed in to 30 mm from the edge