Feldspar: technical data sheet
Potash and soda feldspar in four mesh grades, including a low-iron grade, and quartz powder, from a producer with its own feldspar quarries and processing plants in Bhilwara, and a quartz processing plant in Ajmer, Rajasthan.
Feldspar chemical composition by weight| Oxide | Typical content | Notes |
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| SiO2 (silica) | 68–70% | |
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| Al2O3 (alumina) | 17–19% | |
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| K2O (potash) | Up to 10.5% | Potash grade |
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| Na2O (soda) | Up to 8.5% | Soda grade |
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| Fe2O3 (iron oxide) | < 0.15% | Low-iron grade available |
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Mesh grades (potash and soda)| Grade | Nominal particle size | Notes |
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| 100 mesh | ≈ 150 µm | Our coarsest grade |
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| 150 mesh | ≈ 105 µm | Medium |
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| 200 mesh | ≈ 75 µm | Fine |
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| 300 mesh | ≈ 50 µm | Our finest grade |
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Packing and shipment| Packing | 50 kg PP bags or jumbo bags |
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| Supply | Across India and worldwide |
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| Export terms | FOB or CIF |
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| Export ports | Chennai, Mundra |
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