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Cooking varnish

posted 24 Jul 2016, 04:54 by Peter Grankulla   [ updated 24 Jul 2016, 10:35 ]
24.07.2016, 14:50
1 h and 45 min into cooking colophony, reduction was ~7,5% the first 30-45 min. after that slows down, expecting 10-15% reduction.
Beautiful color as usual... 
24.07.2016, 18:30 Done, link to album: Varnish cooking 24.07.2016

Colophony cooked 4,5 hours
81 g -> 68,5 g
Linseed oil 
69 g
Mastic
18 g
Balsam turp
35 g
Total weight when ready 184 g





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