1 Scope
This Part specifies the rubber ingredients, test formulation, sizing material mixing procedure and test methods for evaluating the physical and mechanical properties of carbon black in natural rubber.
This Part is applicable to the evaluation of various kinds of Carbon black for use in rubber products.
2 Normative References
The following normative documents contain provisions which, through reference in this Part of GB/T 3780, constitute provisions of this standard. For dated reference, subsequent amendments (excluding corrected content) to, or revisions of, any of these publications do not apply. However, all parties coming to an agreement according to this Part are encouraged to study whether the latest editions of these documents are applicable. For undated references, the latest edition of the normative document referred to applies.