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Perlite

Typical Applications

Grade
Application
418
Sharp Filtration : hydrogenated veg. oil, wine, sodium, perborate and beer.
428
Agar, can sugar liquor, lemon juice, olive oil, phosophoric acid and beer.
438
Beet sugar liquor, cirtus pulp, MaCI, antibiotics, melamine, urea and gelatine.
448
Special filtration on rotary vacuum filters.
478
Standard grade. Apple juice, beer, beet/cane sugar, pectin and uranium liquors.
4108
Brine in chlor/alkali plants, various oils, enzymes, polyglycols, varnishes and beer.
4128
Similar to 4108 but suitable on rotary vacuum precoat filters.
4158
Alginates, beer (wort), dextrose, clugose, sodium silicate, titanium dioxide and H20.
4208
Very often used on rotary vacuum precoat filters, antibiotics and enzymes.
4258
Coarse grade for high flowrate filtrations, molten sulphur, pectin and beer (wort).
4308
Fast flowrate filteraid with excellent clarity.
4358
Fast flowrate filteraid.
4408
Fastest available filteraid. For coarse filtration on pressure filters.


Grade
Screen retention on 150M (%)
Maximum filter cake density (kg/m3)
Mean particle size diameter in microns
Volume of 1 ton (m3)
418
max 1
385
4.0-5.0
4.3
428
max 1
290
4.5-5.5
4.3
438
max 3
230
5.0-6.0
5.2
448
max 3
190
5.0-7.0
5.3
478
2.5-7.0
240
7.0-8.5
4.3
4108
4.0-8.0
240
7.5-9.0
4.4
4128
7.0-13.0
190
8.5-9.5
5.3
4158
7.0-13.0
220
8.5-9.5
5.1
4208
13-25
175
8.5-9.5
5.9
4258
18-25
160
8.5-9.5
5.9
4308
20-35
150
11.0-12.0
6.6
4358
30-45
150
11.5-13.5
6.7


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