FACING SAND COMPOSITION AND METHOD OF INCORPORATION IN A MOLD

• Main Author: GOODWIN, THOMAS A
• Format: Patent
• Language: English; French
• Published: 20.06.2004
• Edition: 7
• Subjects: CASTING; FOUNDRY MOULDING; PERFORMING OPERATIONS; POWDER METALLURGY; SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS, SLAG, OR MIXTURESCONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER; TRANSPORTING; WORKING CEMENT, CLAY, OR STONE

A sand casting facing composition comprises a dry mixture of about 77% fine sand, 5% binder, 6% green system sand and 12% burned system sand. The fine sand is mulled with 5.8% wt/wt oil per total dry mixture and cataly st at about 0.5% wt/wt. Preferably, fine sand and binder are mulled with oil, cat...