China Factory Direct
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| CAS number | 12141-46-7 |
| Product name | ALUMINUM SILICATE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material 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) |
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 |
|---|---|---|
| Construction Materials | Thermal insulation materials | Melted and processed into fibrous form via blowing or centrifugal spinning to enhance building thermal insulation performance |
| Refractories | Production of refractory bricks and castables | Blended with other refractory raw materials, then formed, dried, and sintered to produce refractory products |
| Glass Industry | Clarifying agent in glass manufacturing | Added to molten glass at specific temperatures to remove bubbles and other impurities |
| Ceramics Industry | Improving mechanical strength and thermal stability of ceramic products | Incorporated as a powder into ceramic raw materials; forms stable crystalline structures during high-temperature sintering |
| Automotive Manufacturing | Exhaust system thermal insulation protection | Applied as thermal insulation gaskets or coatings on automotive exhaust components, leveraging its superior thermal insulation properties |
| Home Appliances | Insulation layers for refrigerators, air conditioners, and similar equipment | Applied via spraying or pre-fabricated panels to deliver efficient thermal insulation for household appliances |
| Detection Item | Common Detection Methods | Method Overview |
|---|---|---|
| Chemical Composition Analysis | X-ray Fluorescence Spectroscopy (XRF) | Uses X-rays to excite elements in the sample, generating characteristic fluorescence to rapidly determine the content of major and trace elements such as silicon, aluminum, iron, and calcium. |
| Wet Chemical Analysis (Titration) | After dissolving the sample in acid, quantifies aluminum, silicon, and other components via complexometric titration (e.g., EDTA method); results are accurate but time-consuming. | |
| Purity | Loss on Ignition (LOI) | Heats the sample at high temperature and measures mass loss to assess moisture, organic matter, or volatile impurity content. |
| Crystal Phase Composition | X-ray Diffraction (XRD) | Analyzes crystal structure to identify crystalline phases such as mullite, quartz, and cristobalite, evaluating raw material purity and thermal treatment status. |
| Particle Size Distribution | Laser Diffraction Particle Size Analysis | Uses laser scattering principles to determine particle size distribution, assessing powder uniformity and suitability for applications. |
| Sieve Analysis / Sedimentation Method | Traditional methods suitable for grading coarser particles. | |
| Specific Surface Area | BET Nitrogen Adsorption Method | Measures specific surface area via nitrogen adsorption, reflecting powder reactivity and dispersibility. |
| Refractoriness | High-Temperature Pyrometric Cone Method (Seger Cone) | Heats the sample together with standard temperature cones and observes softening and deformation temperature to evaluate refractory performance. |
| Thermal Conductivity | Heat Flow Method / Laser Flash Method | Measures thermal conductivity under steady-state or transient conditions, used for quality control of insulating materials. |
| Apparent Density and Apparent Porosity | Archimedes' Displacement Method | Calculates apparent density and porosity based on dry weight, wet weight, and saturated weight to evaluate compactness and structural properties. |
| pH Value | pH Meter Measurement | Measures the acidity or alkalinity of a water suspension of the sample after stirring; affects stability in applications. |
| Trace Impurity Element Content | Inductively Coupled Plasma Optical Emission Spectroscopy (ICP-OES) | High-sensitivity detection of trace metallic impurities (e.g., Fe, Ca, Na, K), suitable for controlling high-purity aluminosilicate materials. |
| Test Item | Specification |
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| Appearance | White to off-white 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 and common organic solvents |
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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.