Silica flour:    MICROSIL®
According to ISO 3262-13 Type A


Nature:
Raw material of our silica flour is a high-grade silica sand, exploited in own quarries, washed and dried, then milled with grinding media free of iron.


Standard grades:

Mean value - total residue in %
µm Mesh type 3 type 5 type 6 type 8 type 10 type 300 type 310 type 350 type 500
315 50 0                
250 60 0,5                
200 76 2 0              
160 95 6 1 0 0          
100 156 32 6 1 0,5 0        
63 240 56 27 13 5 2 0      
40 380 68 46 30 18 8 2 0 0  
30 450 71 64 51 38 16 9 5 4  
20 635 86 76 68 58 35 25 23 12 0
10 1250 93 88 83 78 64 53 50 43 21
6 2080 95 92 89 86 76 68 63 60 54
Specific surface
in m2/g		  
0,13 0,22 0,28 0,37 0,43 0,55 0,57 0,68 0,87
Median grain diameter
in µm
in Mesh
in Mesh / cm2
 
70 37 30 24 15 11 10 8,5 3,5
205 390 450 500 800 1150 1250 1500 3550
6.514 23.576 31.388 38.750 99.200 204.988 242.188 348.751 1.953.391


Properties:

SiO2 : 99.5 - 99.7 % Fe2O3 : <   0.04 %
Al2O3 : 0.29 - 0.45 % TiO2 : <   0.08 %



Applications:
Ceramic industry Glass fibre production
Dental products Lacquer and paint industry
Enamel production Polymer concrete
Foundry chemicals Refractory chemicals


Delivery is made:


For further information please contact
in our sales department:
 		zur Homepage

Mr. Carsten Kindermann phone: ++49 / 2362 / 2005 - 31
e-mail: carsten.kindermann@euroquarz.de
Mr. Joachim Krehl phone: ++49 / 2362 / 2005 - 33
e-mail: joachim.krehl@euroquarz.de
fax: ++49 / 2362 / 2005 - 99