FELDSPAR Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 68476-25-5 |
| Product name | FELDSPAR |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty Grade |
| Packaging | 25KG/bag500KG/bag1000KG/bag |
| Sample | Test Samples Available (Click to Request Samples) |
| COA | View COA |
| Price | Get Quote |
| Supply Type | Bulk / Contract manufacturing / OEM |
| Shipping | FCL / LCL available |
| Payment Terms | Support FOB \ CIF \ EXW quotations, and accept Letter of Credit (L/C). |
| Manufacturer | Greenrock Chemical(China Factory) |
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Documents We Provide for FELDSPAR
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk FELDSPAR Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of FELDSPAR
| Industry | Application | Process |
|---|---|---|
| Inorganic Chemical Industry | Used as a raw material for potassium salt production | Potassium compounds are extracted via acid leaching, precipitation, and calcination |
| Ceramics Industry | Acts as a flux and gloss modifier in ceramic glazes | Mixed with other silicates in glaze formulations and fired at high temperature |
| Glass Industry | Improves thermal stability and chemical durability of glass | Added during glass melting and co-fused with quartz sand, soda ash, and other batch materials |
| Fertilizer Industry | Serves as a raw material for slow-release potassium fertilizer (requires further processing) | Processed into slow-release potassium fertilizer products via grinding, granulation, and coating |
Manufacturing Quality Control of FELDSPAR
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Potassium Content | Flame Photometry | Measures potassium ion emission intensity at characteristic wavelength (766.5 nm) in flame-excited sample. |
| Total Iron (Fe) | ICP-OES | Quantifies iron by measuring atomic emission intensity of Fe spectral lines after plasma atomization. |
| Heavy Metals (Pb, Cd, Hg, As) | ICP-MS | Detects trace heavy metals via mass-to-charge ratio separation and ion counting in inductively coupled plasma. |
| Moisture Content | Karl Fischer Titration | Determines water content by stoichiometric reaction of iodine with water in pyridine/methanol solvent system. |
| Loss on Drying (LOD) | Gravimetric Method | Measures weight loss after heating sample at specified temperature (e.g., 105 C) to remove volatile components. |
| pH (10% aqueous suspension) | pH Meter Measurement | Determines hydrogen ion activity using calibrated glass electrode in standardized suspension. |
| Insoluble Matter | Filtration and Gravimetry | Separates undissolved particles by membrane filtration, then dries and weighs residue. |
| Particle Size Distribution | Laser Diffraction | Analyzes scattered laser light intensity patterns to calculate size distribution based on Mie theory. |
| Chloride (Cl-) | Argentometric Titration | Titrates chloride with silver nitrate using potentiometric or chromate endpoint detection. |
| Sulfate (SO42-) | Barium Sulfate Gravimetry | Precipitates sulfate as BaSO4, filters, dries, and weighs the insoluble compound. |
| Bulk Density | Tap Density Measurement | Determines mass per unit volume after controlled tapping of a graduated cylinder containing the sample. |
| Microbial Contamination | Plate Count Method | Enumerates viable aerobic microorganisms by colony formation on nutrient agar after incubation. |
Technical Specifications of FELDSPAR
| Test Item | Specification |
|---|---|
| Appearance | White crystalline powder |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.3% |
| Residue on Ignition | <=0.2% |
| Heavy Metals | <=10 ppm |
Specifications vary by industry. Reach out to our technical experts for a COA tailored specifically to your application. Email:selse@GRchemical.com
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Download COA of FELDSPAR
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
Packaging of FELDSPAR
Industrial FELDSPAR Procurement FAQ
1. How do you ensure product quality consistency?
We rely on a mature China-based manufacturing system and implement strict batch control and quality inspection for every shipment. Our production process complies with ISO 9001 standards, and a COA is provided for each batch to ensure consistent and reliable quality.
2. Do you offer competitive pricing for bulk orders?
Yes, as a China-based manufacturer and bulk supplier, we provide tiered pricing based on order volume. We support FOB and CIF quotations, as well as L/C payment terms for large transactions to meet international trade requirements.
3. Can you support large-volume or long-term supply?
We have stable production capacity and a well-established supply chain, enabling continuous bulk supply. We support ton-level and container-level orders, as well as long-term cooperation projects.
4. What is your typical lead time?
For in-stock products, shipment can be arranged within 1–3 days. For bulk packaging or customized orders, lead time depends on the specific quantity and production schedule.
5. What documents do you provide?
We can provide complete documentation upon request, including COA, SDS, TDS, and other compliance certificates, meeting industrial procurement and export requirements.
6. Can you customize product specifications or packaging?
Yes, we support customization of parameters such as purity, impurities, residual solvents, and heavy metals. We also offer various bulk packaging options, including 25kg bags, drums, and IBC tanks, suitable for industrial applications and transportation.
7. What shipping options do you support?
We support both FCL (Full Container Load) and LCL (Less than Container Load) shipments, and can flexibly arrange logistics solutions based on order size to meet bulk chemical export needs.
8. Do you provide technical or application support?
Yes, we provide basic application guidance and technical support based on industry experience to help customers optimize product usage.
9. How do you handle compliance and export regulations?
We are familiar with international trade and export regulations, ensuring all products comply with relevant requirements. We also provide complete documentation to support smooth customs clearance and global delivery.
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