Feldspar
Potash and sodafeldspar powder
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.
- Fe₂O₃, low-iron grade
- < 0.15%
- Al₂O₃
- 17–19%
- Mesh
- 100–300
By industry
What mattersfor your process
Ceramics
K₂O (potash) up to 10.5% · Na₂O (soda) up to 8.5% · Fe₂O₃, low-iron < 0.15%
Potash or soda feldspar as a flux for ceramic bodies and glazes, with a low-iron grade where fired whiteness matters.
Tiles
K₂O (potash feldspar) up to 10.5% · Na₂O (soda feldspar) up to 8.5% · Feldspar & quartz mesh 100–300
Potash and soda feldspar as a flux, and quartz powder as a source of silica, for ceramic and vitrified tile bodies and glazes.
Glass
Al₂O₃ 17–19% · Fe₂O₃, low-iron < 0.15%
A source of alumina and alkalis for glass batches. The low-iron grade supports clarity.
Paints & fillers
Finest grade 300 mesh · Packing 50 kg or jumbo bags
Fine-mesh feldspar powder as a functional filler and extender.
Chemistry
Chemicalcomposition
Typical ranges by weight.
Packing
50 kg PP bags, or jumbo bags for bulk orders. Delivered across India, or documented for FOB or CIF export from Chennai or Mundra.
Feldspar chemical composition by weight
- SiO2 (silica)
- 68–70%
- Al2O3 (alumina)
- 17–19%
- K2O (potash)
- Up to 10.5%
- Potash grade
- Na2O (soda)
- Up to 8.5%
- Soda grade
- Fe2O3 (iron oxide)
- < 0.15%
- Low-iron grade available
Mesh grades
Four grades,potash and soda
A higher mesh number means a finer powder. All four grades are available in potash and soda types.
100
Mesh · ≈ 150 µm
Our coarsest grade
150
Mesh · ≈ 105 µm
Medium
200
Mesh · ≈ 75 µm
Fine
300
Mesh · ≈ 50 µm
Our finest grade
Particle sizes are standard sieve-opening equivalents (US mesh), given for reference.
Also available
Quartzpowder
Alongside feldspar, we supply quartz powder and run our own quartz processing plant in Ajmer, Rajasthan. Quartz powder comes in the same four mesh grades as our feldspar.
Request a quartz quote- 100Mesh · ≈ 150 µmOur coarsest grade
- 150Mesh · ≈ 105 µmMedium
- 200Mesh · ≈ 75 µmFine
- 300Mesh · ≈ 50 µmOur finest grade
FAQ
Feldsparquestions
What's the difference between your potash and soda grades?
Potash feldspar contains up to 10.5% K₂O; soda feldspar contains up to 8.5% Na₂O.
Which mesh grades are available?
100, 150, 200 and 300 mesh, in both potash and soda types.
Do you have a low-iron grade?
Yes, with Fe₂O₃ below 0.15%.
Do you supply quartz powder?
Yes, in 100, 150, 200 and 300 mesh. Tell us the grade, quantity and packing you need, and we will quote.
How is feldspar packed?
In 50 kg PP bags or jumbo bags. Export orders are documented for FOB or CIF shipment from Chennai or Mundra.
Do you supply within India?
Yes. We supply customers across India as well as overseas. Tell us your city, product and quantity, and we'll quote.
Logistics
Packed and delivered,in India and worldwide
- 50 kg PP bags or jumbo bags
- Delivery across India
- Export from Chennai and Mundra port
- FOB or CIF for export orders
- 14-day average dispatch
Feldspar quote
Get afeldspar quote
Tell us the type (potash, soda or quartz powder), mesh grade, whether you need low-iron, the quantity and your packing preference.