Feldspar

Description

1. Product Overview

Feldspar is a naturally occurring aluminosilicate mineral widely used as a functional industrial raw material across ceramics, glass, and filler applications. It serves primarily as a fluxing agent, reducing melting temperatures in high-temperature manufacturing processes and improving product strength, durability, and chemical resistance. Its balanced composition of potassium, sodium, and calcium aluminosilicates makes it a versatile and cost-efficient input for large-scale industrial production.

Strategically, feldspar is essential to optimizing energy consumption and production efficiency in glass and ceramic manufacturing, making it a critical cost-reduction and performance-enhancement material in global supply chains.

2. Key Specifications & Technical Characteristics

• Chemical Composition: (K,Na,Ca)Al₁–₂Si₃–₂O₈ (Potassium/Sodium/Calcium aluminosilicates)
• Purity Level / Grade: Industrial grade (ceramic grade, glass grade, filler grade available)
• Physical Form: Crushed powder / granular / milled fine powder
• Color: White, off-white, pink, or grey (depending on mineral origin)
• Particle Size: 20 mesh to 400 mesh (custom sizing available)
• Density: ~2.54 – 2.76 g/cm³
• Hardness: Mohs 6–6.5
• Packaging Options: 25 kg bags, 1 MT jumbo bags, bulk vessel shipment
• Shelf Life: Indefinite under dry, stable storage conditions

3. Core Industrial Applications

Feldspar is a foundational raw material across multiple high-volume industries:

• Ceramics Industry: Used in tiles, sanitary ware, porcelain, and tableware as a flux to enhance vitrification and strength.
• Glass Manufacturing: Reduces melting temperature and improves clarity, durability, and chemical resistance in flat glass, container glass, and fiberglass.
• Paints & Coatings: Acts as a functional filler improving abrasion resistance and surface finish.
• Plastics & Rubber: Enhances mechanical strength and dimensional stability as a reinforcing filler.

Compared to alternative fluxing agents, feldspar offers superior thermal efficiency, lower energy consumption in kiln operations, and consistent material performance at scale, making it a preferred choice for industrial optimization.

4. Competitive Advantages

• High Quality Consistency: Strict mineral grading ensures stable chemical and physical performance
• Reliable Supply Chain: Scalable sourcing from established mining and beneficiation operations
• Logistics Efficiency: Export-ready packaging and bulk shipping optimization for global delivery
• Cost Competitiveness: Lower processing energy requirements reduce total production cost
• Sustainability Benefits: Naturally abundant, non-toxic mineral with low environmental processing footprint
• Technical Support: Full documentation including COA, MSDS, and particle analysis reports available upon request

5. Commercial & Supply Information

• Minimum Order Quantity (MOQ): BULK 20 MT
• Loading Capacity: 20–27 MT per 20’ container (depending on packaging configuration and density)
• Supply Form: Bulk shipments, jumbo bags, or palletized bags for export distribution
• Lead Time: Available upon contract and destination port requirements