Ordinary size
Positive paper
787×1092mm
Dadu paper industry
889 *1194mm
Open number (positive degree) Size unit (mm) Open number (measurement) Size unit (mm)
2 open 540×780 2 open 590×880
3 open 360×780 3 open 395×880
4 open 390×543 4 open 440×590
6 open 360×390 6 open 395×440
8 open 270×390 8 open 295×440
16 quarto 195×270 16 quarto 220×295
32 kHz 195× 135 32 kHz 220× 145
64 kPa 135×95 64 kPa1kloc-0/0×145