Alfor CA

Alfor CA is a formulated plaster used in ceramics to produce working moulds for the slip casting of tableware and sanitaryware.

Chamotte
Al2O3 content (%) Open porosity (%)
Vitreous phase (%) Pyroscopic resistance (°C)
Apparent density
Plaster
Chemical composition CaSO4½H2O Linear expansion (%) 0.23
Chemical name Calcium sulphate hemihydrate Colorimeter L (L* value)
Plaster to water mix ratio (by weight) 100/62 Colorimeter a (a* value)
Plaster to water ratio (by weight) 1.61:1 Colorimeter b (b* value)
Water to plaster ratio (by weight) 62% Colour
Fluidity / spread (cm) Sieve analysis (Mesh size & % weight retained) + 200 microns : < 0.04%, + 90 microns : 4%
Initial setting time (minutes) 10-15 Bulk density loose (kg / m³)
Final setting time (minutes) Bulk density compacted (kg / m³)
Wet compressive strength MPa Apparent bulk density (g/cm³) 900
Dry compressive strength MPa 13.1 Pore volume (%) 44
Flexural strength MPa 6.1 Start of warming phase (minutes)
Brinell hardness MPa 24 End of warming phase (minutes)
Hardness shore D Shelf life (Months) 6
Refractory Investments
Water used (%) Liquid Density
Mixing Time (minutes) Linear Expansion 1 hour after setting (%)
Working / Casting Time (minutes) Linear Expansion 2 hours after setting (%)
Initial Setting Time (minutes) Shelf Life (months)
Gypsum
Chemical composition pH
Chemical name Solubility of Gypsum (g/ litre)
Minimum Gypsum purity (%) Bulk density loose(kg/cm³)
Sieve analysis (mesh size & % weight retained) Bulk density compacted (kg/cm³)
Colorimeter L (L* value) Apparent bulk density []
Colorimeter a (a* value) Gypsum hardness (MOH scale)
Colorimeter b (b* value) Shelf life
Colour

Please refer to product data sheets for futher information

  • Technical data
  • Applications
  • Process
  • Tutorials
  • Logistics

Alfor CA is a formulated plaster used in ceramics to produce working moulds for the slip casting of tableware and sanitaryware.

SanitarywareSaint-Gobain Formula’s comprehensive product range enables the production of high performance moulds used to manufacture quality porcelain and vitreous sanitaryware (whiteware) toilets, shower trays, urinals, bidets, wash basins.
Spagless / Capillary CastingSpagless or capillary casting is a technique used to de-water or dry moulds more quickly than using conventional drying techniques.

Customer Service Office Hours
Monday - Thursday:    8.00am - 4.30pm
Friday:                          8.00am - 3.00pm

Plant Loading Times
Monday - Thursday:    6.00am - 8.00pm
Friday:                          6.00am - 6.00pm

Standard Pack Options
25kg, 40kg, 50kg valve paper sacks
1 tonne bulk bag
Bulk tanker

Standard Palette Sizes
1 tonne pallet (25kg), 0.96 tonne pallet (40kg), 1.05 tonne (50kg)

Please consult our Customer Service Team for any further information.

Oliver Kneip :                     + 49 (0) 5525 203 52
Babett Biele :                      + 49 (0) 5525 203 80
Lianne Neumann :               + 49 (0) 5525 203 98
Michael Bestert :                 + 49 (0) 5525 203 18

Fax : + 49 (0) 5525 203 58

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