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When it comes to Paper Cup Raw Materials Manufacturing, especially for coffee cups, choosing the right materials is crucial for both quality and sustainability. Our focus on FSC Paper Cup Raw Materials ensures that every step of the production process aligns with strict environmental standards.
DATA ITEM | UNIT | Tolerance range | white cupstock board ( CB ) normal thickness | Test Method | |||||||||||||||||
Good stiffness, smooth surface, and excellent printing performance | |||||||||||||||||||||
Basis Weight | g/㎡ | ±3% | 160 | 170 | 180 | 190 | 200 | 210 | 220 | 230 | 240 | 250 | 260 | 280 | 300 | 310 | 320 | 330 | 340 | 350 | GB/T 451.2 ISO 536 |
Caliper | μm | ±10 | 220 | 235 | 250 | 260 | 275 | 290 | 305 | 315 | 330 | 345 | 355 | 385 | 410 | 425 | 440 | 450 | 465 | 480 | GB/T 451.3 IS0 534 |
Stiffness (MD) | mN.m | ≥ | 2.5 | 3.0 | 3.8 | 4.4 | 5.0 | 5.5 | 6.5 | 7.5 | 8.0 | 8.5 | 9.5 | 12.5 | 14.5 | 15.5 | 16.5 | 18.0 | 20.0 | 22.0 | GB/T 22364 ISO 2493 taber15° |
Moisture | % | ±0.5 | 7.5 | 7.5 | GB/T 462 ISO 287 | ||||||||||||||||
Folding (MD) | ≥ | 30 | GB/T 457 ISO 5626 | ||||||||||||||||||
Interlayer binding strength | J/㎡ | ≥ | 120 | GB/T 26203 | |||||||||||||||||
Brightness | % | ≥ | 78 | GB/T 7974 ISO 2470 | |||||||||||||||||
Edge soaking | mm | ≤ | 5 | ||||||||||||||||||
Ash content | % | ≤ | 8 | GB/T742 ISO 2144 | |||||||||||||||||
Dirt | pcs/㎡ | 0.1mm²-1.5mm² ≤80 1.5mm²- 2.5mm²≤16 >2.5mm² not allowed | 0.3mm²-1.5mm² ≤40 1.5mm²- 2.5mm²≤4 >2.5mm² not allowed | GB/T 1541 | |||||||||||||||||
fluorescent substance | Wavelength 254nm、365nm | Negative | GB31604.47 | ||||||||||||||||||
Test Environment: temperature 23 ℃, relative humidity 50% |