Industrial Silica SRI 97.81% Made in Iran
Iranian industrial silica SRI is a high-quality quartz sand with a SiO₂ content of 97.81% and a sub-angular grain shape. It is designed for general industrial applications, including glass manufacturing, ceramics, construction, foundry, and chemical processing. With controlled particle size distribution, low moisture content, and consistent chemistry, it offers reliable performance at a competitive price point.
The Supply Chain Department at Sahi Rasa Company supplies industrial silica SRI for export to Afghanistan, Iraq, the Kurdistan Region, Tajikistan, Uzbekistan, Armenia, Georgia, Turkey, and Syria. Whether for container glass, ceramic tiles, foundry molds, or construction aggregates, the department ensures reliable supply, competitive pricing, and comprehensive logistics support.
1. Introduction to the Supply Chain Department at Sahi Rasa Company
The Supply Chain Department at Sahi Rasa Company has developed a comprehensive portfolio of silica products to meet the diverse needs of industrial clients. Industrial silica SRI occupies a strategic position in this portfolio, offering a balance of purity, performance, and cost-effectiveness that makes it suitable for a wide range of applications. The department's technical team works with clients to determine whether SRI is the right grade for their process or whether a higher-purity grade is required.
The department sources SRI from Iranian deposits with consistent chemistry and grain characteristics. The raw sand is processed through washing, grading, and drying to remove impurities and achieve the desired particle size distribution. The final product is tested for SiO₂ content, Fe₂O₃ content, particle size distribution, and moisture. Certificates of Analysis accompany every shipment.
For clients in Afghanistan, the Kurdistan Region, Iraq, Tajikistan, Uzbekistan, Armenia, Georgia, Turkey, and Syria, the Supply Chain Department at Sahi Rasa Company offers a reliable supply of SRI in the grade and packaging that best suits their needs.
Disclaimer: Please note that the analyses and specifications provided in this document are indicative and may vary depending on the specific product available at the time of order. For exact analysis and specifications tailored to your requirements, please contact us directly.
2. Product Overview
Industrial silica SRI is a quartz sand with a SiO₂ content of 97.81% and a sub-angular grain shape. It is produced from selected Iranian deposits and processed to meet the requirements of general industrial applications.
Primary Applications:
Glass Manufacturing: Container glass, flat glass, and fiberglass producers use SRI as a cost-effective silica source. While not suitable for crystal or optical glass, it is ideal for applications where slight color variation is acceptable.
Ceramics Industry: Tile manufacturers, sanitaryware producers, and tableware manufacturers use SRI in body formulations and glazes.
Construction Industry: Concrete producers, mortar manufacturers, and asphalt producers use SRI as a fine aggregate.
Foundry Industry: Foundries use SRI for molds and cores where high refractoriness is required but ultra-low iron content is not critical.
Chemical Industry: Chemical manufacturers use SRI as a source of silica for sodium silicate, precipitated silica, and other silica-based chemicals.
Filtration Industry: Water treatment plants use SRI as a filter medium for less demanding applications.
Abrasives Industry: Sandblasting companies use SRI for surface cleaning where high purity is not required.
3. Physical Specifications Table
| Parameter | Specification |
|---|---|
| Product Name | Industrial Silica SRI |
| Synonyms | Quartz Sand, Industrial Sand |
| Chemical Formula | SiO₂ |
| Appearance | White to light brown granules |
| SiO₂ Content | 97.81% |
| Fe₂O₃ Content | 0.14% |
| Al₂O₃ Content | 0.74% |
| TiO₂ Content | 0.15% |
| CaO Content | 0.31% |
| MgO Content | 0.04% |
| K₂O Content | 0.2% |
| Grain Shape | Sub-angular |
| Grain Size | 0.1 – 0.6 mm |
| Bulk Density | 1.5 – 1.6 g/cm³ |
| Specific Gravity | 2.65 g/cm³ |
| Hardness (Mohs) | 7.0 |
| Melting Point | 1,713°C |
| Moisture Content | ≤ 0.5% |
| pH | 6.0 – 7.5 |
| Packaging | 25 kg bags, 1 MT jumbo bags |
4. Chemical Specifications Table
| Component | Content (%) |
|---|---|
| SiO₂ | 97.81 |
| Fe₂O₃ | 0.14 |
| Al₂O₃ | 0.74 |
| TiO₂ | 0.15 |
| CaO | 0.31 |
| MgO | 0.04 |
| K₂O | 0.2 |
| Na₂O | ≤ 0.1 |
| Loss on Ignition | ≤ 0.5% |
5. Industries & Factories Using This Product
Iranian industrial silica SRI is used across a wide range of industries, each benefiting from its balance of purity and cost.
Glass Manufacturing Industry: Container glass producers use SRI for bottles and jars. Flat glass manufacturers use it for windows and mirrors where slight color variation is acceptable. Fiberglass producers use it for insulation and composites.
Ceramics Industry: Tile manufacturers use SRI in body formulations. Sanitaryware producers use it in ceramic bodies. Tableware manufacturers use it in stoneware and earthenware.
Construction Industry: Concrete producers use SRI as a fine aggregate. Mortar and render manufacturers use it as a filler and aggregate. Asphalt producers use it in asphalt mixes.
Foundry Industry: Ferrous and non-ferrous foundries use SRI for molds and cores. Investment casting foundries use it for less demanding applications.
Chemical Industry: Sodium silicate manufacturers use SRI as a raw material. Precipitated silica producers use it as a silica source. Other silica-based chemical manufacturers use it as a feedstock.
Filtration Industry: Water treatment plants use SRI as a filter medium. Industrial processors use it for less demanding filtration applications.
Abrasives Industry: Sandblasting companies use SRI for surface cleaning. Abrasive manufacturers use it in sandpaper and grinding wheels.
The Supply Chain Department at Sahi Rasa Company serves clients in all these industries, providing SRI in the grade and packaging that best suits their needs.
Disclaimer: Please note that the analyses and specifications provided in this document are indicative and may vary depending on the specific product available at the time of order. For exact analysis and specifications tailored to your requirements, please contact us directly.
6. Key Properties & Advantages
Iranian industrial silica SRI offers several key properties that make it valuable across diverse applications.
Good Silica Content: With SiO₂ content of 97.81%, SRI delivers reliable performance in glass, ceramics, and construction applications.
Controlled Particle Size: The 0.1–0.6 mm grain size is suitable for a wide range of industrial processes.
Sub-Angular Grain Shape: The sub-angular grain shape provides good interlocking in foundry molds and concrete, enhancing mechanical strength.
Consistent Chemistry: The department's quality control ensures batch-to-batch consistency.
Chemical Inertness: SRI is chemically inert and resistant to acids, alkalis, and solvents.
High Thermal Stability: With a melting point of 1,713°C, SRI withstands high temperatures.
Competitive Pricing: Iran has abundant silica sand reserves, allowing the department to offer competitive pricing.
7. Chemical Formula / Size & Packaging Specifications
Chemical Formula: SiO₂. Molecular Weight: 60.08 g/mol. CAS Number: 14808-60-7. Packaging Options: 25 kg multi-wall paper bags, 1 MT jumbo bags, and custom packaging upon request.
8. Available Grades, Sizes, Qualities & Custom Colors
| Grade | SiO₂ Content | Grain Size | Typical Application |
|---|---|---|---|
| SRI | 97.81% | 0.1 – 0.6 mm | General industrial |
| SRP | 99% | 0.1 – 0.4 mm | High-purity glass |
| SRC | 98% | ≤ 2 mm | Construction |
Quality Grades: Industrial Grade.
Custom Options: Custom grain sizes and packaging available.
9. Sahi Rasa Supply Chain Department Services for International Factories
The Supply Chain Department at Sahi Rasa Company offers a comprehensive suite of services for international factories procuring Iranian industrial silica SRI.
Monthly & Weekly Supply Planning: The department aligns supply with client production schedules.
Sourcing & Procurement: With access to multiple silica sand producers, the department secures high-quality material at competitive prices.
Sample Dispatch: Samples are provided for testing and approval.
Custom Manufacturing (OEM/ODM): Custom grain sizes and packaging are available.
Pre-Shipment Quality Control: Chemical and physical properties are verified before shipment.
Loading & Handling: Proper loading and securing of bags and jumbo bags.
Export Documentation: Full export documentation support.
International Transportation: Sea, land, and air transport arranged.
Export Customs Clearance: Handled by customs brokers.
Import Customs Clearance: Can be arranged at destination.
On-Site Technical Team Deployment: Technical support for silica handling and use.
Training & Knowledge Transfer: Training on the use of silica in industrial applications.
Disclaimer: Please note that the analyses and specifications provided in this document are indicative and may vary depending on the specific product available at the time of order. For exact analysis and specifications tailored to your requirements, please contact us directly.
10. Why Choose the Supply Chain Department at Sahi Rasa Company?
The department offers high-quality industrial silica, consistent performance, competitive pricing, and reliable export services to clients in Afghanistan, Iraq, Kurdistan, Tajikistan, Uzbekistan, Armenia, Georgia, Turkey, and Syria.
11. Ordering & Contact Information
International customers can place orders through the Request for Quotation (RFQ) form located at the bottom of this page. The expert team at the Supply Chain Department at Sahi Rasa Company will respond to all inquiries as soon as possible, providing complete information on pricing, delivery schedules, shipping terms, and export documentation.
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