nature pebbles
(1)high silica
(2)good hardness
(3)grind media
(4)competitive price(5)bearable
1.Product:Pebbles/Cobblestone/Natural pebbles
2.Size:small,middle,big
3.Packing:in bulk/ton bags&pallets/ton bags
4.Use:grind ceramic material in ball mill
5.Spec.
SiO2 | 99.31% |
Al2O3 | 0.33% |
Fe2O3 | 0.028% |
MgO | 0.04% |
CaO | 0.09% |
6.Inspectation Report
INSPECTATION PRODUCT | FLINT PEBBLE |
SIZE OF PRODUCT | 8-10CM |
STANDARD ABRASION RATE OF SILICA PEBBLE | < 1.5 |
ACTUAL ABRASION RATE OF SILICA PEBBLE | 1.35 |
APPEARANCE OF SILICA PEBBLE | ROUND(ELLIPSE) |
COLOUR OF PRODUCT AFTER BURNING | GRAY AND WHITE |
7.Physical data
Specific weight : 2,66
Hardness(mohs): 8
Porosity : 0,38 %
Apparent density : 1,60
8.to produce 1,000 kg of ceramic body,between 4 and 5 kg of pebbles will be necessary
