This molding system uses watertight polypropylene liners which fit into a 3-gang metal mold frame. Cubes are removed from mold and liners are stripped, eliminating mold cleanup. Unbonded capping system required when using this method.
Kit includes: metal 3-gang mold, 27 disposable liners, 2 stainless steel retainer cups and 4 compression pads.
Does not meet ASTM C-109 or AASHTO T-106 specifications, but offers substantial cost savings.