Molda® SN75 G
Molda SN75 G is used in the ceramics industry to produce working moulds for the slip casting of Tableware and Sanitaryware.
Benefits
Designed for traditional casting
Allows time for working
Molda SN75 G is used in the ceramics industry to produce working moulds for the slip casting of Tableware and Sanitaryware.
Designed for traditional casting
Allows time for working
Chemical Properties | |
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Chemical Composition | CaSO4 ½ H2O |
Chemical Name | Calcium sulphate hemihydrate |
Colour | off-white |
Min. Gypsum Purity (%) | >92 |
Mechanical Properties | |
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Dry compressive strength (Mpa) | >10 |
Flexural Strength (MPa) | >4.5 |
Setting Parameters | |
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Final setting time (minutes) | <40 |
Initial setting time (minutes) | 14 - 18 |
Linear Expansion (%) | <0.2% |
Vicat Ring Fluidity (cm) | 17 - 22 |
Physical Properties | |
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Loose bulk density (kg/m³) | 620 - 720 |
Particle Size Distribution (mesh size and % weight retained) | +63 microns <6.0% 90 microns <1.0% |
Plaster to Water Ratio | |
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Plaster to water mix ratio (by weight) | 100/64 |
Plaster to Water Ratio (by weight) | 1.56 : 1 |
Water to plaster ratio (by weight) | 64% |
The recommend PWR is 1.50 : 1. The product can be use at 1.40 – 1.60 : 1
Recommend mixing time 3 – 5 min.
Packaging available : 25 kg
Shelf life : 6
Packaging available : 1.05 MT
Shelf life : 6