Early 20th Century of Metal Casting

1906 is the first electric arc furnace used in the United States Holcomb Steel Co. in Syracuse, NY.

1913 The first stainless steel true molten Harry Brearley in Sheffield, England.

1913 Crucible steel casting Co.’s Lansdown, PA plant installs the first low-frequency electric furnace for melting special.

1923 Formation of the International Committee of Foundry Technical Association in Zurich, Switzerland.

1924 Dr. WH Hatfield invents 18/8 stainless steel (18% chromium, 8% nickel). University of Michigan professors 1930s pioneer Spectrography for metal analysis.

1930 is the first high-frequency electric coreless induction furnace in the United States installed in Lebanon steel foundry in Lebanon, PA.

1940 is wood flour into practice as an additive foundry sand.

A 1947 Shell Process, invented by J. Croning Germany during WWII, discovered by US officials and made public.

1948 Development of ductile iron, cast iron with graphite structure completely spheriodal.

US patent granted in 1949 to KD Millis, AP Gagnebin and NB Pilling International Nickel Company to develop ductile iron.

System 1953 is to make the hot box and apply only cores developing curing, eliminating the need for dielectric drying oven.

HF 1958 Shroyer granted a patent for the full mold process, the predecessor of the expendable pattern (lost foam) casting process.

Compactibility 1960s and methylene blue clay testing development on green sand control. Also developed at this time is high-pressure molding processes and fast-set no bake binders for sand.

1964 is the first molding machine Disamatic into.

A Scanning Electron Microscope 1965 invented the Engineering Department at Cambridge University in England.

1965 cast metal matrix composites are initially poured by International Nickel Company in Sterling Forest, NY, by Pradeep Rohatgi.

Process 1968 is The Box Cold introduced Toriello L. and J. Robins your heart to produce high.marking.