Can you get a decent TiN coating with wet plating? I thought that was a vacuum process. Carey -----Original Message----- From: Paul Klasek <[log in to unmask]> To: [log in to unmask] <[log in to unmask]> Date: Thursday, December 02, 1999 2:46 PM Subject: Re: [TN] anti-abrasion finish >Why don't you try Ti Nitride coatings Ralph, >there are 3-4 different colours/formulations (apart from the oldest goldish >one); >they're relatively cheap, work superbly ; >it's basically a ceramic coat, with mildly different hardness ratios . >Metal finish is always inferior to ceramic coats ; >and those nowadays go even to engines = quite common . >Microcrystalline alumina is way out of any metal's reach ; >as you're moving just below diamond ceiling in carborundum strata . > >You can also get the part sintered fully from ceramic compound, >if possible/necessary/affordable = pending application > >Let me know if you get stuck or need more details, >with application > >Paul Klasek (aka the carbon fan [as all of us]) >ResMed > >PS >The cer coats being hard are fragile = you still need a very good (hard) >base, >and treat the part as an egg . >Than the polish (lengthy, automated, as glass polish) = smooth surface, will >lengthen the life of the surface. >Still, keep in mind you're in 9.th (10.th diamond) scale with alumina, >don't expect infinite service . > >PPS >The synthetic diamond has been formed in few labs, >but we'd be in straight vertical stratosphere on $'s . > >NB >Just hook on search engines with "ceramic coats" and "ceramic tool bit (or >tip)" ; >should give you plenty options . >Cer. tip could be the one for you > > >-----Original Message----- >From: Vaughan, Ralph H [mailto:[log in to unmask]] >Sent: Friday, 3 December 1999 5:50 >To: [log in to unmask] >Subject: [TN] anti-abrasion finish > > >Hi TN, > >A follow-up query to a recent posting about sand-type abrasion for you >metalheads (Dave H., you there?); Is there a metal finish that will >withstand rubbing wear from aluminum oxide powder? we have tried tungstun >carbide and stellite with 'no joy'. Any light bulbs going on? > >Thanks for thinking > >Ralph Vaughan > >############################################################## >TechNet Mail List provided as a free service by IPC using LISTSERV 1.8c >############################################################## >To subscribe/unsubscribe, send a message to [log in to unmask] with following >text in >the body: >To subscribe: SUBSCRIBE TECHNET <your full name> >To unsubscribe: SIGNOFF TECHNET >############################################################## >Please visit IPC web site (http://www.ipc.org/html/forum.htm) for additional >information. >If you need assistance - contact Gayatri Sardeshpande at [log in to unmask] or >847-509-9700 ext.5365 >############################################################## > >############################################################## >TechNet Mail List provided as a free service by IPC using LISTSERV 1.8c >############################################################## >To subscribe/unsubscribe, send a message to [log in to unmask] with following text in >the body: >To subscribe: SUBSCRIBE TECHNET <your full name> >To unsubscribe: SIGNOFF TECHNET >############################################################## >Please visit IPC web site (http://www.ipc.org/html/forum.htm) for additional >information. >If you need assistance - contact Gayatri Sardeshpande at [log in to unmask] or >847-509-9700 ext.5365 >############################################################## > ############################################################## TechNet Mail List provided as a free service by IPC using LISTSERV 1.8c ############################################################## To subscribe/unsubscribe, send a message to [log in to unmask] with following text in the body: To subscribe: SUBSCRIBE TECHNET <your full name> To unsubscribe: SIGNOFF TECHNET ############################################################## Please visit IPC web site (http://www.ipc.org/html/forum.htm) for additional information. If you need assistance - contact Gayatri Sardeshpande at [log in to unmask] or 847-509-9700 ext.5365 ##############################################################