Merkel 6329 GFO YarnLying, solvents, bitumen, almost all acids. (Exception: oleum, nitric acid is very concentrated). UNIVAL 6329 consists of 100% GFO® yarn. Through a special braid structure, the advantages offered by this graphite-filled lubricant (low thermal expansion and excellent heat conduction) are fully utilized. UNIVAL 6329 is a very flexible packaging and reliable seal with minimum gland pressure even against liquid media that have a tendency to creep. UNIVAL 6329 can also withstand dry friction to some extent. UNIVAL 6329 combines all the advantages of packaging that can withstand the chemical and dynamic conditions that are economically difficult in pumps, mixers, kneaders, agitators, and paddle dryers. The ingredients used in UNIVAL 6329 are approved for use in the food processing industry by the Federal Institute for Research and Testing of Materials, Stuttgart, Germany Non Asbestos Gland Packing