Published: November 25, 1951Received: -Released on J-STAGE: November 22, 2012Accepted: -
Advance online publication: -
Revised: -
Correction information
Date of correction: October 08, 2013Reason for correction: change of paginating methodCorrection: ArticleDetails: change of paginating method on the monthly journal from starting page 1 on each month to serial page number from January through December
Author made a study of stability of moulding sand by mixture of ōgin, pine resin, vinyl chloride and etc. by scratching method, and got following results. 1. It increases stability to plaster on surface more than mixes binder in the moulding sand. 2. The drying temqerature are 200°C and drying time 1.5 hours.
