มอก. 1059-2534

Scope (English)

Specifies grades of white clay for rubber industry, requirements for general appearance (e.g. powder, colour), particle size distribution, content of silica peralumina, residue on sieve, moisture, weight loss on ignition, acidity-alkalinity, relative density, iron, lead and manganese contents. Includes packaging, marking, labelling, sampling and criteria for conformity, testing.