Sand 30 Mesh
$0.71 - $0.71 / lbs $0.63 - $0.71 / lbs
Priced per pound, in 1 lb. increments.
Bulk Discounts
2 = 0.67
5 = 0.65
10+ = 0.63
Details
- material type: Grog
- use: Additive
Material Overview
Feldspathic silica sands which can be used in place of grog in clay bodies to add texture and strength. Available in a number of screened sizes.
Typical analysis: | |
SiO2 | 75.0-84.0% |
Al2O3 | 8.0-12.0% |
Fe2O3 | 0.2-0.6% |
Na2O | 1.0-4.0% |
CaO | 1.0-3.0% |
MgO | 0-0.1% |
K2O | 3.0-5.0% |
Ti2O | 0-0.3% |
LOI | 0.2% |
Begins to soften at Cone 7, 2250°F.
US Sieve Series1 | |||||||||||||
16 mesh | 20 mesh | 30 mesh | 40 mesh | 50 mesh | 60 mesh | 70 mesh | 80 mesh | 100 mesh | 140 mesh | 200 mesh | Pan | ||
Percentage retained on screen |
16 | 25-50% | 28-63% | 4-30% | – | 0-10% | – | – | – | – | – | – | 0-5% |
30 | – | – | 0-1.0% | 2-40% | 40-80% | 20-45% | – | – | 4-20% | – | – | 0-2% | |
60 | – | – | 0-0.2% | 0-3% | 3-23% | – | 45-60% | – | 14-26% | 3-16% | 0-7% | 0-4% | |
60-M | – | – | – | 0-5% | – | 5-25% | – | 20-45% | 10-25% | – | 10-30% | 0-5% | |
1Percentages retained on US sieves are derived from average production figures and do not represent specifications. |
Coarser particles tend to fuse and melt out onto the surface of pots in the form of small pearls. Also contributes some black speckling to clay bodies. Mineral and particle size composition is variable. This material has a fractured irregular shape.
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