Made from seaweed, this remarkable material is used in dentistry to make precision moulds in the mouth for crown construction etc. It is also the material used for making casts of body parts, including babies hands and feet. When the fine white powder is mixed with water, it turns purple and then changes colour to indicate readiness for moulding around a pattern – and then setting.
It takes just minutes for create a durable flexible mould capable of taking plaster, plastics and low temperature metals. The material is entirely natural and non–toxic, and has a very low cost compared to other high–definition mould making materials such as silicon compounds.
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