Weight

• Low Weight (0-35 gsm) 4
• Medium Weight (36-80 gsm)
• High Weight (81+ gsm)

Thickness

• Low Thickness (0-35 microns)
• Medium Thickness (36-80 microns)
• High Thickness (81+ microns) 4

Strength

• Low Strength ( < 1000 gf / cm) 4
• Medium Strength (1001-2000 gf / cm)
• High Strength ( >2001 gf / cm)

Hole Size

• Small Hole Size ( <0.5mm²) 3
• Medium Hole Size (0.51 - 1.0 mm²) 2
• Large Hole Size ( >1.01mm²)