| 摘要 |
EXTRUSION DIE An extrusion die, which can be produced and reclaimed precisely, quickly and easily in an economical way, has thin partition walls, a light weight, a high abrasive-resistant property and a prolonged life, provides a large reaction surface area for the catalyst to be contacted with the exhaust gases as well as a smooth passage of the exhaust gases with little pressure loss thereof, and mitigates or eliminates the drawbacks of conventional dies. |
