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The Ratios unit of RJG's Maths for Moulders course defines ratios and how they are used in the plastic injection moulding industry. Specifically, formulas are taught to calculate intensification ratios, compression ratios, and screw L/D ratios. The lessons feature practical examples related to plastic injection moulding, opportunities for practice, and an assessment. Suggested prerequisite: Maths for Moulders: Area (Unit 1) Read more

The Volume unit of RJG's Maths for Moulders course teaches the use of the volume formula to calculate the volume of cylinders, as well as the use of a formula triangle to calculate the specific figures required when transferring moulds, ensuring that the correct mould is fitted to the correct machine. The lessons feature practical examples related to plastic injection moulding, opportunities for practice, and an assessment. Suggested prerequisite: Maths for Moulders: Area (Unit 1) Read more