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260gsm paper tea cup raw material, can make 9oz,10oz cups, it's thick paper for high temperature resistant. kindeal paper focusing on the production of tea cup raw material for 30 years. The cooperative manufacturers are all over the world. We have price advantages and provide professional, customized services.
DATA ITEM | UNIT | Tolerance range | Super Grade (CB)TDS | Test Method | ||||||||
Basis Weight | g/㎡ | ±3% | 190 | 210 | 230 | 240 | 250 | 260 | 280 | 300 | 320 | GB/T 451.2 ISO 536 |
Caliper | μm | ±10 | 282 | 314 | 345 | 365 | 375 | 384 | 402 | 430 | 445 | GB/T 451.3 ISO 534 |
Stiffness (CD) | mN.m | Target | 2.92 | 3.38 | 6.06 | 6.11 | 6.15 | 6.42 | 7.58 | 8.36 | 11.00 | GB/T 22364 ISO 2493 |
MIN | 2.36 | 2.74 | 4.90 | 4.95 | 4.98 | 5.19 | 6.14 | 6.80 | 8.90 | |||
Stiffness (MD) | mN.m | Target | 5.78 | 6.72 | 9.35 | 9.61 | 10.20 | 10.80 | 15.60 | 17.10 | 18.43 | |
MIN | 4.68 | 5.40 | 7.57 | 7.78 | 8.25 | 8.76 | 12.70 | 13.90 | 14.80 | |||
Brightness | % | ≥ | 80.0 | ISO 2470-2 | ||||||||
Moisture | % | ±1.5 | 7.5 | GB/T 462 ISO 287 | ||||||||
Dirt(0.1-0.3m㎡) | pcs/㎡ | ≤ | 40 | GB/T 1541 | ||||||||
Dirt(0.3-1.5m㎡) | 16 | |||||||||||
Dirt(>1.5m㎡ <2.5m㎡ ) | 4 ( >2.5mm² not allowed ) | |||||||||||
(95℃ water 10min) Edge soaking | mm | ≤ | 5 | GB/T 31905 | ||||||||
Skewness | mm | 0-2.0 | GB/T 451.1 | |||||||||
fluorescent substance | Wavelength 254nm、365nm | Negative | GB31604.47 | |||||||||
Test Environment: temperature 23 ℃, relative humidity 50% |
Application
Tea drinking paper cups