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Slip casting (Criteria (Use of Deflocculant (electrolyte rearrange charge,…
Slip casting
Criteria
High solid content (water 30-35%), less water absord, good green strength
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Use of Deflocculant
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Clay hexagonal plate like randomly charged → same charge on surface, causes repel, decrease in viscosity
Eg: Na Silicate, Darvan 7, Na carbonate,calgon
Stages
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- Forming of solid layer on mould surface
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Type of Casting
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Drain casting
At Partial drying, shrinkage results in releasing of cast from wall of moulds
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