T/GZPPIA 01-2018 Polystyrene floatation device
T/GZPPIA 01-2018 Polystyrene floatation device
Basic Information
Scope
Scope: This standard specifies the materials, technical requirements, test methods, inspection rules, marking, transportation, and storage of polystyrene floating trays. This standard applies to polystyrene floating trays made from expanded polystyrene (EPS) used for tobacco seedling cultivation. Main technical content: Based on the technical requirements of relevant domestic and international standards and downstream product standards we have collected, and combined with the current requirements of users for manufacturers, the following technical indicators have been determined: 1. Appearance 2. Specifications 3. Dimensional deviations 4. Density (kg/m3) 5. Weight deviations 6. Dimensional stability 7. Floating tray 10% compression force