cements, fire lutes
cements, fire lutes defined in 1909 year
cements, fire lutes - Cements, Fire Lutes;
cements, fire lutes -
Flexible cement is made by melting together equal parts gutta-percha and white pine pitch. This cement softens on the water-bath and is not deteriorated by remelting.
- Mix thoroughly 2 parts good clay, 8 parts sharp washed sand, 1 part horse-dung, then temper like mortar.
- Linseed or almond meal mixed to a paste with milk, lime-water, or starch-paste. This lute stands to 500° F.
- Mix dry clay in powder with drying oil into a thick paste. The part to which this is applied must be clean and dry.
- Plaster of Paris mixed with water, milk, or weak glue. Both (3) and (4) stand a dull red heat.
near cements, fire lutes in Knolik
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