ISO 61:1976

Plastics — Determination of apparent density of moulding material that cannot be poured from a specified funnel ISO 61:1976

Publication date:   Jun 1, 1976

Scope

A portion of 60 g of loose moulding material is dropped little by little into a measuring cylinder as evenly distributed as possible. A plunger with specified mass fitting to the measuring cylinder is slowly lowered until it is entirely supported by the material. After 1 min the volume of the material with the plunger resting upon it, shall be determined and the apparent density shall be calculated.