... . 2.DL-74 is external lubricant. 3.suit for rigid pvc,transparent sheets,board,shrink film...... pvc processing aidsPVC Lubricant ... DLR-60 DLR-74Technical DataApplication DLR-60 is a lubricant used in rigid PVC, it is highly compatible all-round lubricant also ... external lubricant for PVC processing. It is suitable for processing rigid/soft PVC granules, transparent sheets, planks, shrink film and ...