Standard Specification for Natural Rubber (NR) Technical Grades
NORM herausgegeben am 1.6.2020
Bezeichnung normen: ASTM D2227-96(2020)
Ausgabedatum normen: 1.6.2020
Zahl der Seiten: 2
Gewicht ca.: 6 g (0.01 Pfund)
Land: Amerikanische technische Norm
Kategorie: Technische Normen ASTM
This specification covers the minimum physical and chemical requirements for five technical grades of raw natural rubber. Materials are classified into grades according to retained dirt content, ash content, volatile matter content, nitrogen content, initial plasticity, plasticity retention index, color index, and Mooney viscosity. Skim rubber is not permitted in any grade.
Keywords:
natural rubber (NR), technical grade ,, ICS Number Code 83.040.10 (Latex and raw rubber)