What is the history of casting? Casting is the oldest manufacturing process, the first casting of metals can actually be traced all the way back to around 4000 BC: copper castings in Mesopotamia. Around 3500 BC, Bronze casting was developed by the ancient Sumerians in western Asia. Around 1200 BC bronze casting started to appear in Greece,…
What is the process of powder metallurgy? The powder metallurgy is a manufacturing process which can form ferrous and non-ferrous parts from metallic and/or ceramic powder into their intended shape. Powder metallurgy (P/M) process comprises three steps: producing/blending the powders, compacting the mixed powders in a die, and merging and joining the powder into a…
You might be asking yourself why should you care about the inverse lever rule. If an alloy contains multiple phases, the lever rule can be used to determine the proportions of each phase. This rule is analogous to a simple balance, where the composition of the alloy acts as the fulcrum, and the compositions of…
Why are metals important? Metals are used virtually everywhere from paperclips to huge tractors or aircraft. A tractor uses various metals for various components, for example, copper is used to help cool off the engine because of its thermal properties. The engine block is made from cast iron because of its high strength. Finally, the…