Crystacal Base

Crystacal Base is a high strength base plaster used in the formulation of a wide variety of construction materials and products.

29;12;21;18;17;

Chamotte
Al₂O₃ content (%)		Open porosity (%)
Vitreous phase (%)		Pyroscopic resistance (°C)
Apparent density

Plaster
Chemical composition	CaSO₄½H₂O	Linear expansion (%)	0.45
Chemical name	Calcium sulphate hemihydrate	Colorimeter L (L* value)	92
Plaster to water mix ratio (by weight)	100/35	Colorimeter a (a* value)	0.3
Plaster to water ratio (by weight)	2.86:1	Colorimeter b (b* value)	3.5
Water to plaster ratio (by weight)	35%	Colour	white
Fluidity / spread (cm)		Sieve analysis (Mesh size & % weight retained)	32microns; 15%: 63microns; 0.0%
Initial setting time (minutes)	5	Bulk density loose (kg / m³)	1100
Final setting time (minutes)	7	Bulk density compacted (kg / m³)	1500
Wet compressive strength MPa	25	Apparent bulk density (g/cm³)	1.1
Dry compressive strength MPa	52	Pore volume (%)
Flexural strength MPa		Start of warming phase (minutes)
Brinell hardness MPa	190	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

Crystacal Base is a high strength base plaster used in the formulation of a wide variety of construction materials and products.

Plaster based construction elements	Plaster is commonly used as the base material (binder) for the manufacturing of prefabricated construction elements for interior walls, ceilings and plaster blocks.
Construction Chemicals	Formula offers high quality plaster and uncalcined gypsum products for use in various construction products and chemicals.
Interior Wall Products	Plaster is a popular material for interior wall finishing.
Flooring Products	Plaster and gypsum are used in flooring applications, including floor screeds and levelling compounds.

Additive / Binder / Product Base

Plaster and gypsum products are used in a variety of formulations where they are added in small amounts to improve, strengthen, or in some way alter the finished formulation.

Customer Service Office Hours
Monday - Friday: 8.00am - 5.00pm

Plant Loading Times
Monday - Thursday : 9.30am - 3.45pm
Friday : 9.30am - 3.00pm

Packaging
Products are supplied in nomina 25kg paper sacks on 1400kg or 1050kg, 2-way wooden pallets.
Certain specialist engineering and dental plasters are packed in 25kg tubs on 500kg pallets.
1 tonne Bulk Bag and Bulk Tanker options are also available on request for certain products.

Please consult our Customer Service Team for any further information

Dianne Sweeney: +44 (0) 1636 670 235
Kevin Reynolds: +44 (0) 1636 670 213

Fax : +44 (0) 1636 670 229

Bahrain;Egypt;Iran;Jordan;Kuwait;Saudi Arabia;Syria;United Arab EmiratesBangladesh;Pakistan;India;Sri Lanka;Bahrain;Egypt;Iran;Jordan;Kuwait;Saudi Arabia;Syria;United Arab EmiratesRussia;Russian Federation;Ukraine; Ireland;United Kingdom;Turkey;Andorra;Italy;Malta;Albania;Armenia;Bosnia;Bulgaria;Croatia;Cyprus;Czech Republic;Estonia;Greece;Herzegovina;Hungary;Kyrgyzstan;Latvia;Liechtenstein;Lithuania;Macedonia;Moldova;Poland;Romania;Serbia;Slovak Republic;Slovenia;Uzbekistan;Denmark;Finland;Iceland;Norway;Sweden;Portugal;Spain;Germany;Austria;Switzerland;France;Monaco;Belgium;Luxembourg;Netherlands;Algeria;Angola;Benin;Botswana;Burkina Faso;Burundi;Cameroon;Central African Republic;Chad;Congo;Cote D'Ivoire;D.R. Congo;Djibouti;Equatorial Guinea;Eritrea;Ethiopia;Gabon;Gambia;Ghana;Guinea;Guinea-Bissau;Kenya;Lesotho;Liberia;Libya;Madagascar;Malawi;Mali;Mauritania;Mauritius;Morocco;Mozambique;Niger;Nigeria;Senegal;Sierra Leone;Somalia;South Africa;Sudan;Swaziland;Tanzania;Togo;Tonga;Tunisia;Uganda;Zambia;Zimbabwe;Cambodia;D.P.R.;Korea;East Timor;Macao;Suriname;Taiwan Region;Vanuatu;China;Hong Kong;Japan;South Korea;Indonesia;Laos;Malaysia;Philippines;Singapore;Thailand;Vietnam;Argentina;Barbados;Bolivia;Brazil;Canada;Chile;Colombia;Costa Rica;Cuba;Dominica;Dominican Republic;Ecuador;San Salvadore;Guadeloupe;Guatemala;Honduras;Jamaica;Martinique;Mexico;Nicaragua;Paraguay;Peru;Puerto Rico;Reunion;Trinidad And Tobago;United States;United States Minor Outlying Islands;Uruguay;Venezuela;Montenegro;Turkmenistan;Afghanistan;Brunei;Emirates;Iraq;Israel;Lebanon;Oman;Qatar;Yemen;Australia;New Caledonia;New Zealand;Vatican City State;

Crystacal Base

Choose your continent

Choose your country

Europe

North America

Central America

South America

Asia

Middle East

Africa

Oceania

Choose your language