Excellent Quality 98.5% Fixed Carbon Cac Calcined Anthracite Coal. High Fixed Carbon Content: Features 98.5% fixed carbon with low ash, low sulfur, and low moisture for superior performance. Versatile Industrial Applications: Ideal for steelmaking, water filtering, shipbuilding rust removal, and carbon material production. Superior Physical Properties: Offers high density, low resistivity, and enhanced mechanical strength with anti-oxidation. Flexible Customization Options: Supports full customization, minor customization, and flexible options from samples or designs. Multiple Particle Sizes: Available in standard sizes: 0-1mm, 1-5mm, 3-5mm, and 8-26mm to meet specific needs. ISO CE Certified Quality: Manufactured under strict quality control systems with ISO and CE certifications. Experienced Manufacturer: Over 20 years of production experience with own laboratory and inspection systems.