Search found 1342 matches

by walshlg
Thu Mar 24, 2016 4:57 pm
Forum: User's Gallery
Topic: Deleted
Replies: 8
Views: 1365

Re: Print for huge telescope mirror prototype

Andy, I think that its a double mold system: you print out a wedge that is a "positive" matching the shape of 1/6 of your mirror. THen you make a silicone mold of that wedge print (the first negative) and use that to make 6 plaster positives. Then you clean up and assemble the plaster posi...
by walshlg
Wed Mar 23, 2016 12:19 pm
Forum: User's Gallery
Topic: Deleted
Replies: 8
Views: 1365

Re: Print for huge telescope mirror prototype

THat is fantastic, are you printing the full set? How do they join the pieces?

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