Not logged in [
Login
]
Search
FAQ
Member List
Today's Posts
Stats
Back to:
Sciencemadness Discussion Board
»
Engineering and Equipment
»
Reagents and Apparatus Acquisition
» Buchi experts pliz help !
Select A Forum
Fundamentals
» Chemistry in General
» Organic Chemistry
» Beginnings
» Responsible Practices
» Miscellaneous
Engineering and Equipment
» Reagents and Apparatus Acquisition
» Electronics
» Process Engineering
» Materials and Metallurgy
Special Topics
» Analytical Chemistry
» Electrochemistry
» Energetic Materials
» Biochemistry
» Radiochemistry
» Computational Models and Techniques
Literature and Documentation
» Sciencemadness Wiki
» Prepublication
Non-science
» Forum Matters
» Legal and Societal Issues
Printable Version
Author:
Subject: Buchi experts pliz help !
mehanik
Harmless
Posts: 1
Registered: 12-5-2008
Location: N pole
Member Is Offline
Mood:
No Mood
posted on 12-5-2008 at 19:56
Buchi experts pliz help !
Set of used glassware (assembly C) was bought for this R-121 unit. Condenser assembly itself holds vacuum well, no leaks.
http://i295.photobucket.com/albums/mm121/ximij/STP80842.jpg
But when connected to vapor duct hissing noise comes from little hole on the bottom of the flange.
http://i295.photobucket.com/albums/mm121/ximij/STP80834.jpg
Not even sure if I have a right seal.. (KD-22?)
http://i295.photobucket.com/albums/mm121/ximij/STP80840.jpg
http://i295.photobucket.com/albums/mm121/ximij/STP80847.jpg
Is it just worn out ptfe vacuum seal, smth else or my stupidity-)) ??
Thanks for help !
stoichiometric_steve
National Hazard
Posts: 827
Registered: 14-12-2005
Member Is Offline
Mood:
satyric
posted on 16-5-2008 at 13:37
the seal should be allright, try greasing it a BIT. no idea what the "little hole" refers to.
Sciencemadness Discussion Board
»
Engineering and Equipment
»
Reagents and Apparatus Acquisition
» Buchi experts pliz help !
Select A Forum
Fundamentals
» Chemistry in General
» Organic Chemistry
» Beginnings
» Responsible Practices
» Miscellaneous
Engineering and Equipment
» Reagents and Apparatus Acquisition
» Electronics
» Process Engineering
» Materials and Metallurgy
Special Topics
» Analytical Chemistry
» Electrochemistry
» Energetic Materials
» Biochemistry
» Radiochemistry
» Computational Models and Techniques
Literature and Documentation
» Sciencemadness Wiki
» Prepublication
Non-science
» Forum Matters
» Legal and Societal Issues