China Factory Direct
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| CAS number | 55465-40-2 |
| Product name | Silicic acid, aluminum potassium sodium salt |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial 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) |
Based on current marketvolatility and material availability.
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
| Industry | Application | Process |
|---|---|---|
| Welding Materials | Binder and slag former in electrode coatings | Acts as a binder in electrode coating formulations, while regulating slag viscosity and fluidity to enhance welding performance and stabilize the arc. |
| Casting Industry | Binder for foundry molding sand | Applied in precision investment casting shell processes as a high-strength binder for molding sand, improving mold surface finish and dimensional accuracy. |
| Refractories | Binder for monolithic refractories | Serves as a binder in refractory castables and gunning mixes, leveraging its ambient-temperature hardening property to improve structural strength of refractory materials. |
| Building Materials Industry | Concrete additive and waterproofing agent | Used as an accelerator or waterproofing agent in concrete or cement mortar, accelerating setting and hardening through enhanced hydration and improving impermeability by pore blocking. |
| Ceramics Industry | Additive for ceramic bodies and glazes | Functions as a deflocculant (diluent) to reduce slurry viscosity in ceramic body preparation, or as a flux in glazes to lower firing temperature. |
| Coatings Industry | Base material for inorganic zinc-rich primers | Serves as the primary film-forming component in water-based inorganic zinc-rich primers, reacting with zinc dust to form a hard, corrosion-resistant coating for steel structures. |
| Detection Item | Common Analytical Method | Method Overview |
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| Aluminum Content | ICP-OES | Quantification of Al by atomic emission intensity after acid digestion and plasma excitation. |
| Silicon Content | XRF | Elemental analysis based on characteristic X-ray fluorescence emitted from pressed pellets. |
| Potassium Content | Flame Photometry | Measurement of K emission intensity in flame using selective optical filters. |
| Sodium Content | Flame Photometry | Measurement of Na emission intensity in flame using selective optical filters. |
| Loss on Ignition (LOI) | Gravimetric Method | Mass loss determined after heating at 1000 C for 2 h to remove volatiles and structural water. |
| Moisture Content | Karl Fischer Titration | Volumetric titration based on stoichiometric reaction of water with iodine and sulfur dioxide in pyridine/methanol medium. |
| pH of Aqueous Slurry | Potentiometric Method | Measurement of H+ activity using calibrated pH electrode in 10% w/w aqueous suspension. |
| Bulk Density | ASTM D1895 | Determination of mass per unit volume using a standardized graduated cylinder and tapping procedure. |
| Particle Size Distribution | Laser Diffraction | Analysis of light scattering patterns to calculate size distribution of dispersed particles in liquid medium. |
| Heavy Metals (Pb, Cd, As, Hg) | ICP-MS | Ultra-trace quantification of toxic elements after microwave-assisted digestion and mass spectrometric detection. |
| Insoluble Residue | Filter Gravimetry | Mass of residue retained on 5-micron filter after acid digestion and filtration of sample solution. |
| Sulfate Content | Barium Sulfate Gravimetry | Precipitation of SO4 as BaSO4 followed by ignition and weighing of the precipitate. |
| Test Item | Specification |
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| Appearance | White to off-white crystalline powder |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Residue on Ignition | <=1.0% |
| Heavy Metals | <=20 ppm |
| Total Impurities | <=1.5% |
| Solubility | Insoluble in water; soluble in strong mineral acids |
| Odor | Odorless |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
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.