GB/T 21331-2021 Translated English of Chinese Standard. (GBT 21331-2021, GB/T21331-2021, GBT21331-2021): Fluff pulpThis Standard specifies the terms and definitions, product classification, technical requirements, test methods, inspection rules and marks, packaging, transportation, storage for fluff pulp. This Standard is applicable to raw fluff pulp for the production of disposable sanitary products. |
Contents
3 | |
Scope | 5 |
Terms and definitions | 6 |
Test methods | 7 |
Inspection rules | 9 |
Marks packaging transportation and storage | 10 |
Annex A normative Dispersion method for fluff pulp board | 12 |
Annex B normative Determination of dry bulkiness water absorption time and water absorption amount of fluff pulp | 14 |
Common terms and phrases
80-mesh metal filter Absorbable organic halogen absorption performance tester acceptance number acceptance quality limit accordance with Annex according to GB/T Acetone extract appearance quality balance to weigh batch is determined batch of products board and pulps briquette bulkiness and water burst resistance Burst strength cadmium Cd content of heavy D65 brightness Delivery moisture Determination of dry determined according discharge port dispersed fluff pulp Dispersion method dry bulkiness Dustiness Edition feeding rollers Figure A.1 fluff pulp board fluff pulp sample inspection rules measured according mercury Hg metal filter screen metal frame mg/kg mg/kg mg/kg Microbiological indicators Movable fluorescent substance nonconforming products found number of nonconforming organic halogen AOX Paper and board plastic molding tube pressure block pulp board sample pumping system quality limit AQL Quantitative deviation rejected number Schematic diagram specimen former Specimen molding test methods tightness timer untreated pulp Vacuum gauge water absorption amount water absorption performance wet specimen