STANDARD PROCTOR COMPACTION MOULD SKU: AST-322 Category: Asphalt Description Additional information Description Specifications: Machined steel, plated. 4″ Machined steel, plated. 6″ Additional information Quantity 1 Pc Related products Cut off Machine Duty Jack (Handling) Water Content in Petroleum Products Distillation of Cutback Asphalt Ductility of Bituminous Materials Test