There is a sand reclamation plant to suit every metalcasting facility requirement and budget. Chris Wilding, Omega Foundry Machinery Ltd., Peterborough, U.K. Today’s chemically-bonded sand metalcasting facilities are under increasing pressure to reduce costs and their impact on the environment while improving and maintaining casting quality. One of the ways […]
Daily Archives: Friday October 25th, 2013
Yetter Manufacturing, Colchester, Ill., U.S., needed a solution to a prematurely wearing knife fabrication an agriculture product designed for high-speed, high-volume fertilizer applications. “When we had the fabrication part, it worked better than anything we had like it,” said Lonnie Lucas, engineer for Yetter. “But the knives were one of […]
Farm Equipment Supplier Yetter Increases Part Life With CADI
To reduce the cost of preparing a semi-solid slurry, grain shape must be refined and improved by controlling the pouring temperature or using a low pouring temperature. Liu Zheng, Material and Chemical Engineering Institute of Jiangxi University of Science and Technology, Ganzhou, China; Mao Weiming, Materials Science and Engineering Institute […]
Semi-Solid Aluminum Alloy Slurry for Rheocasting
Examine your metallurgy, tooling and molding practices to improve the quality of your castings. Doug White, Elkem Metals Inc., Boca Raton, Fla. Several factors in ductile iron melting and pouring can be controlled to maximize yield and reduce shrinkage. Whether dealing with a problem part or a need to improve […]
7 Ways to Avoid Shrinkage Defects
The idea of reducing seacoal use to control metalcasting facility emissions has gone from the theoretical to the practical. Vic LaFay, S&B Industrial Minerals, Cincinnati, and Jim Schifo, Keramida Inc., Indianapolis Pride Cast Metals, Cincinnati, has overhauled its sand system in the past four years in the face of mounting […]
Reducing Seacoal in Practice
A common nobake binder work time testing procedure may not be as accurate as you think. Greg Sturtz and Jean Szabo, ASK Chemicals, Dublin, Ohio, U.S. If you work in the nobake molding department of your metalcasting facility, it is likely you are using the B scale mold hardness gauge method […]
Determining Your Binder Work Time
Michael Colditz, Engineer, DISA Industries A/S, Herlev, Denmark Horizontally parted, flaskless moulding systems based on Matchplate technology have been around for many years. Outside Europe they are one of the most popular moulding processes. A general description of the technical basis of this process was first introduced in issue 08/2010 […]