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World Minerals Inc. is the world's leading supplier of premium quality diatomite and perlite products, marketed for its Celite, Harborlite and Europerlite subsidiaries. It is the industry leader in product research and development and minerals processing technology.


Celite Diatomaceous Earth Products

Filter Aids Functional Fillers
Beer Paint
Wine Paper
Water Polishes
Sweeteners Rubber
Edible Oils Plastic Film
Pharmaceuticals Agricultural Chemicals
Chemicals Insulations
Fruit Juices Absorbants
Liquid Wastes Anti-Caking Agent




Typical Properties - Filter Aids

Grade Colour Product Type Permeability
D'Arcys
Median Pore
Size (Micron)
Median Particle
Size (Micron)
Celite®507 Pink/Buff Calcined 0.02 0.5 7.3
Celite®505 Pink/Buff Calcined 0.06 2.0 10.9
Celite®500 Grey Natural 0.05 1.5 17.3
Filter-Cel® Buff Lightly Calcined 0.07 2.5 19.2
Celite®577 Pink/Buff Calcined 0.16 2.5 20.8
Std. Super-Cel® Pink/Buff Calcined 0.25 3.5 20.9
Celite®512 Pink/Buff Calcined 0.50 5.0 23.9
Celite®513 White Flux Calcined 0.75 6.0 28.0
Hyflo Super-Cel® White Flux Calcined 1.10 7.0 30.1
Celite®501 White Flux Calcined 1.30 9.0 30.6
Celite®503 White Flux Calcined 1.90 10.0 33.9
Celite®535 White Flux Calcined 3.00 13.0 42.9
Celite®545 White Flux Calcined 4.00 17.0 46.5
Celite®560 White Flux Calcined 25.00 22.0 95.7

Specialty Filter Aids

Name Composition Properties and Users
Fibra-Cel® Cellulose fibre and diatomite Widest range of flow rates and clarities. Efficient precoat stability.
Acid-Washed Filter Aids Acid washed to reduce iron and calcium content Used where exceptional purity is needed as in the filtration of distilled spirits and fine chemicals.
Sorbo-Cel® An activated diatomite filter aid Removes emulsified oil from water.
Micro-Cel® A synthetic hydrated calcium silicate Adsorbs free fatty acid and trace amonts of inorganic acids.
Celkate® A synthetic hydrated magnesium silicate Removes colour and protein hazes from animal and vegetable fats and oils, plus other solvents.
Silasorb® A synthetic hydrated calcium silicate Controls free fatty acids in cooking oils.

 

Characteristic Celite
266
Celite
281
Celite
499
Superfine
Superfloss
Snow Floss Super Floss White Mist
Colour Buff White White White Buff White White
Average Oil Aborption (%) 135 110 105 100 175 105 105
325 Mesh Residue 0.5 1.5 Trace Trace Trace 0.1 Trace
Refarctive Index 1.42 1.46 1.46 1.46 1.46 1.43 1.47
Median Particle Sixe (Micron) 3.3 7.8 6.8 3.5 3.5 5.5 5.3

Kenite Diatomite

Kenite filter aids are mostly sourced from fresh water diatoms and are extremely dffective in vacuum filtration.

Harborlite® and Europerl® Perlite Products

  • Carefully selected and milled ore
  • Consistent low density
  • High absorptivity
  • Closely controlled particle size distribution
  • Chemical inertness

Superior Quality Perlite Products for a World of Applications:

  • Filtration
  • Horticulture
  • High temperature insulation
  • Cryogenic insulation
  • Gypsum board
  • Construction materials
  • Lightweight refractories
  • Coatings
  • Stone washing
  • Lightweight roof tiles
  • Lightweight cement plasters
  • Swimming pool bases
  • Crop dusting
  • Explosives
  • Silverware polish
  • De-watering