... 74 is external lubricant. 3.suit for rigid pvc,transparent sheets,board,shrink film...... pvc processing aidsPVC Lubricant DLR-60 DLR ... strength and surface gloss. It can be widely used in transparent sheets, granules, window profiles, sections,sheets and pipes. ... processing. It is suitable for processing rigid/soft PVC granules, transparent sheets, planks, shrink film and calendered film. It offers ...