QUARTZ/SILICA

Avira Elements LLP supply high-purity silica (quartz) sourced and processed under strict quality controls, with controlled grading and low impurity levels, suitable for construction materials, glass manufacturing, foundry applications, fillers, and a wide range of industrial processes.

Key Specifications

• Appearance: White to off-white crystalline material

• SiO₂ (Silicon Dioxide): 95.0% – 99.5% (grade dependent)

• Al₂O₃: ≤ 1.0% – 2.5%

• Fe₂O₃: ≤ 0.05% – 0.8%

• CaO: ≤ 0.5%

• MgO: ≤ 0.3%

• Na₂O + K₂O: ≤ 1.0% combined

• Loss on Ignition (LOI): ≤ 0.5% – 1.0%

• Moisture Content: ≤ 0.5%

• Hardness (Mohs): ~7

• Specific Gravity: ~2.65

• Bulk Density: 1.4 – 1.7 g/cm³ (size dependent)

• pH (10% slurry): 6.5 – 7.5

• Solubility: Insoluble in water

• Thermal Stability: High, suitable for elevated-temperature applications

• Form & Size: Lumps (10–150 mm) and powder/sand in 100, 200, 300 mesh, with micronized grades available on request

Specifications may vary by grade and application. Custom sizing and specifications can be supplied on request.

Key Benefits & Applications

• High Purity Silica: Suitable for demanding industrial and construction applications

• Low Iron Content: Improves strength, color consistency, and thermal performance

• Hardness & Durability: Excellent abrasion resistance for industrial and infrastructure use

• Thermal Stability: Performs reliably under high-temperature conditions

• Controlled Particle Size: Available in lumps and graded powders for precise application needs

• Construction Materials: Used in concrete, mortar, tiles, and cement-based products

• Glass & Foundry: Suitable for glass manufacturing and metal casting applications

• Paints & Coatings: Enhances strength, finish, and formulation stability

• Ceramics & Refractories: Improves mechanical strength and firing performance

• Industrial Fillers: Used in rubber, plastics, adhesives, sealants, and chemical formulations

Packing & Storage

Packing:

• 25 kg HDPE / PP woven bags with inner liner

• 900–1000 kg jumbo / big bags

• Customized packing available on request

Shelf Life:

• Indefinite shelf life when stored under recommended conditions

Storage:

• Store in sealed packaging

• Keep in a cool, dry, and well-ventilated area

• Protect from moisture, humidity, and contamination