Crack, or normal casting? |
|
Porsche, and the Porsche crest are registered trademarks of Dr. Ing. h.c. F. Porsche AG.
This site is not affiliated with Porsche in any way. Its only purpose is to provide an online forum for car enthusiasts. All other trademarks are property of their respective owners. |
|
Crack, or normal casting? |
74ravenna |
Sep 24 2016, 10:04 AM
Post
#1
|
Member Group: Members Posts: 471 Joined: 19-October 14 From: nh Member No.: 18,032 Region Association: North East States |
|
veekry9 |
Sep 25 2016, 02:09 AM
Post
#2
|
OldMember Group: Retired Members Posts: 3,068 Joined: 17-June 13 From: TO Member No.: 16,025 Region Association: Canada |
Shrinkage of diecast surfaces,a subject of depth and much study to this day.
A high volume,water-cooled,steel die casting mold,was used to make the cases. Some light reading: (IMG:style_emoticons/default/biggrin.gif) https://www.google.ca/search?q=shrinkage+of...quIeNvvlNN5M%3A Shot sleeve barrel: https://www.google.ca/search?q=die+casting+...aMOSyoRZqTjM%3A Metallurgy this year: (IMG:style_emoticons/default/smile.gif) https://www.google.ca/webhp?sourceid=chrome...+aluminum+alloy Method to produce castings to fine tolerance and finish,economically,short run: https://www.google.ca/webhp?sourceid=chrome...ing&tbm=vid / Look! There's more:https://www.youtube.com/results?search_quer...+die+cast+metal https://scholar.google.ca/scholar?q=solidif...bJdBe8QgQMIGjAA To answer the question of why it looks like that,and the other why,'draft'. (IMG:style_emoticons/default/smile.gif) / |
Lo-Fi Version | Time is now: 23rd May 2024 - 04:40 PM |
All rights reserved 914World.com © since 2002 |
914World.com is the fastest growing online 914 community! We have it all, classifieds, events, forums, vendors, parts, autocross, racing, technical articles, events calendar, newsletter, restoration, gallery, archives, history and more for your Porsche 914 ... |