AVAS EXPORT-IMPORT - building materials, cementy, příměsi a přísady do betonu

Fly Ash

 

Fly ash we deliver is certified construction product. It can be used as a raw material for production of e.g. mortar, burnt brick products, mineral fibres, asphalt products etc.

Fly ash is certified construction product for following application methods for which following properties has been guaranteed:

Fly ash as a filler for concrete according to ČSN EN 12620

Loss of ignition: max. 5 % hm.
Total Sulphur (S) content: max. 1 %
Chloride content: max. 0,1 % hm.
Grain size (siftings 2 mm): 100 %
Grain size (siftings 0,125 mm): 85 - 100 %
Grain size (siftings 0,063 mm): 70 - 100 %
Weight activity ca 226: max. 300 Bq/kg
Weight activity index I: max. 2,0

Fly ash for concrete according to ČSN EN 450-1

Loss of ignition:max. 5 % hm.
Chloride content:max. 0,1 %
Sulphure trioxide content:max. 3 % hm.
Free calcium lime content:max. 2,5 % hm.
An active calcium lime:max. 10 % hm.
Fineness (sieve residue 0,045 mm):max. 40 %
Effectiveness index after 28 days:min. 75 %
Effectiveness index after 90 days:min. 85 %
Specific gravity: declared value
± 200 kg/m3
Volume constancy: max. 10 mm
Weight activity ca 226: max. 300 Bq/kg
Weight activity index I: max. 2,0

 

Distributor:

AVAS EXPORT-IMPORT spol. s r.o.
Alšova 694
334 41 Dobřany
tel.: 377 224 862, 377 422 542
fax: 377 237 661, 377 220 720
e-mail: avas@avas-concrete.com