Recent Developments in German-American Trade in Chemicals

1915 Journal of Industrial & Engineering Chemistry  
73 ing about 0.55 to 0.6 cy. f t . of air per minute for every I lb. per sq. in. air pressure, so that with an air supply a t 80 lb. per sq. in., which is a very suitable figure for ordinary spraying, the air consumption will be from 4j to jo cu. f t . per minute. The mass of this will be from 830 to 920 g. and the mass of metal sprayed by this air will be from about 8 g. in the case of iron to about 2 0 0 g. in the cast: of lead. The effectiveness of the cooling is shown by the fact that the
more » ... the fact that the hand can be held to receive a coating of metal without inconvenience.
doi:10.1021/ie50073a036 fatcat:yo4gw3mtbjf5dmrllxlo6vm6lq