Silica flour [MICROSIL]

The raw material of our silica flour is washed silica sand. Only flint stones are used as grading stones.

Our silica flour is supplied under the trademark MICROSIL^®.

Some MICROSIL standard mixtrues:

M 4

M 6

M 8

M 10

M 300

M 400

M 500

Click on a red written mixture to enter the product data sheet.

µm	Mesh	Meshes in cm²	total residue in %
µm	Mesh	Meshes in cm²	M 4	M 6	M 8	M 10	M 300
> 250	62	510	1	-	-	-	-
> 160	92	1,500	7	1	-	-	-
> 100	96	3,700	20	8	4	2	-
> 63	235	10,750	37	24	15	9	2
> 40	345	15,000	53	45	34	24	9
> 30	495	n.d.	62	56	45	36	18
> 20	700	n.d.	72	67	57	51	36
> 15	900	n.d.	78	74	66	60	47
> 10	n.d.	n.d.	84	80	75	70	61
> 5	n.d.	n.d.	91	88	84	81	75
> 2	n.d.	n.d.	97	95	93	90	87
> 1	n.d.	n.d.	99	99	99	95	93
specific surface cm²/g			1,700	2,000	2,500	3,600	4,000
average grain size diameter d₅₀ in µm			45	52	33	22	14
average grain size diameter d₅₀ in mesh			330	290	435	675	900

Other granulations on request (n.d. = not determined)

µm	Mesh	Meshes in cm²	total residue %
µm	Mesh	Meshes in cm²	M 400	M 500
> 48	62	12.600	-	-
> 32	92	n.d.	3	-
> 24	96	n.d.	12	-
> 16	875	n.d.	30	-
> 12	n.d.	n.d.	44	6
> 8	n.d.	n.d.	58	21
> 6	n.d.	n.d.	66	35
> 4	n.d.	n.d.	75	52
> 3	n.d.	n.d.	81	62
> 2	n.d.	n.d.	88	75
> 1,5	n.d.	n.d.	94	88
> 1	n.d.	n.d.	96	92
specific surface cm²/g			4.800	5.500
average grain size diameter d₅₀ (µm)			10.3	4.2
average grain size diameter d₅₀ (mesh)			n.d.	n.d.