|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|||||||||||||||||
|
|
|||||||||||||||||
May 13 - 16, 2008 |
|
 |
Extrusion/Die Practical 150 PR Boron Nitride – Solutions for the Aluminum Extrusion Christiane Klöpfer -- ESK Ceramics GmbH & Co KG, Germany Boron nitride (BN) has outstanding release and lubrication characteristics against aluminum: low specific gravity, high thermal conductivity, electrically insulating, chemically inert, nontoxic, and environmentally safe. BN applied as powder, water-based liquid or spray coating to the billet and/or dummy block and for mold protection yields improved safety advantages. Extrusion quality is enhanced, without black marks or blistering. BN powder coating efficiency is discussed. |
