It is impossible to produce saleable items from plaster moulds if the moulds are in any way faulty.

This module describes:

• How plaster is produced from gypsum rock
• The storage and ageing of plaster
• Measuring the properties of plaster
• The plaster water blending process
• The physical effects of early and late poured plaster
• Vacuum blending
• Mould drying
• Measuring mould properties
• Mould making best practice tips
• The effect of mould properties on ware quality (case studies).

The practical session will include:

• Making specimen moulds at various pouring times and plaster to water ratios
• The use of the mould permeability apparatus
• A demonstration of plaster tests
• Mould faults (case studies).

At the end of the module, you will be able to understand:

• The basics of how gypsum is processed to make plaster
• The ageing process
• Best practice for making mould
• Best practice for drying mould
• Solving common mould faults
• Solving common ware faults that arise from plaster mould issues.

For more information on this course, please contact Caroline Mullington, Technology Partnership Manager on +44 (0)1782 764422 or caroline.mullington@lucideon.com.

Registration has now closed for this course