Graphite flakes natural

Description

1. Product Overview
Natural graphite flakes are a crystalline form of carbon known for their layered hexagonal structure, high electrical and thermal conductivity, and chemical inertness. They are primarily used as a raw material in refractories, brake linings, lubricants, and lithium-ion battery anodes. The key value proposition lies in their superior performance under extreme temperatures and corrosive conditions, reducing downtime and enhancing end-product reliability. As global demand for energy transition materials accelerates, securing high-grade natural graphite flakes is a strategic imperative for industrial buyers.

2. Key Specifications & Technical Characteristics

• Chemical composition: Carbon (C) – 85–99% depending on grade; trace ash (SiO₂, Al₂O₃, Fe₂O₃)

• Purity level: 85% C, 90% C, 94% C, 96% C, 98% C, 99% C (custom blends available)

• Physical characteristics:

  • Form: Thin, hexagonal crystalline flakes

  • Color: Dark gray to black metallic luster

  • Particle size: 32 mesh, 50 mesh, 80 mesh, 100 mesh, 150 mesh, -200 mesh

  • Bulk density: 0.45–0.65 g/cm³ (loose); tap density variable

• Packaging options: 25 kg PP woven bags, 1 MT jumbo bags, or customer-specific big bags

• Shelf life: 36 months when stored in dry, covered conditions away from oxidizers

3. Core Industrial Applications

• Primary industries: Refractories, foundries, automotive (brake linings & gaskets), powder metallurgy, Li-ion battery anodes, lubricants, conductive coatings.

• Operational use cases: As a carbon raiser in steelmaking, a mold release agent in metal casting, and an anode precursor in EV battery manufacturing.

• Performance advantage: Superior thermal shock resistance and spalling reduction compared to synthetic graphite, yielding lower total cost of ownership.

• Efficiency gain: Flake morphology provides higher lubricity and electrical conductivity per volume, allowing reduced loading rates in formulations.

4. Competitive Advantages

• Quality consistency: Every batch tested via LECO carbon analysis and sieve particle distribution; COA provided with each shipment.

• Supply reliability: Multi-source mining partnerships with 12+ MT monthly sustained capacity; safety stock held in regional hubs.

• Logistics capability: Export-ready from major ports with fumigated containers and priority vessel booking.

• Price competitiveness: Direct from processor to end-user; volume tier pricing eliminates broker margins.

• Sustainability: Low-energy mechanical beneficiation process; zero hazardous waste discharge.

• Technical support: In-house metallurgists and application engineers for formulation integration.

5. Commercial & Supply Information

• Minimum Order Quantity (MOQ): BULK 20 MT per product grade

• Loading capacity: 20 MT per 20-foot dry container (24 MT for 40-foot HC upon request)