tag:blogger.com,1999:blog-6535889439070244325.post8957804792463305116..comments2024-03-27T10:51:42.714+00:00Comments on Glass Tips from Verrier: Slumping unknown glassesStephen Richardhttp://www.blogger.com/profile/17854964450984329333noreply@blogger.comBlogger2125tag:blogger.com,1999:blog-6535889439070244325.post-9304423623794019822012-02-08T16:22:17.440+00:002012-02-08T16:22:17.440+00:00I'm not sure what the pits may be. Possibilit...I'm not sure what the pits may be. Possibilities include spalling mould, separator not fully dissolved when applied, chemical reactions, too long a soak, too high a temperature; but there are others.<br />If you have a slow rate of advance you do not need such a high slumping temperature. The S curve is one that can be done at a relatively low temperature anyway. A slow rise allows all theStephen Richardhttps://www.blogger.com/profile/18043440528649354154noreply@blogger.comtag:blogger.com,1999:blog-6535889439070244325.post-46426683605800083252012-02-03T20:11:37.153+00:002012-02-03T20:11:37.153+00:00I am experiencing some pitting on the bottom of my...I am experiencing some pitting on the bottom of my glass while slumping in an "S" Curve, stainless steel mold. Will slow heating up to desired temperatures still allow for slumping, without pitting?Anonymousnoreply@blogger.com