Onyx Industrial Holding

Products

• Sulphur granules
• Steel billets
• Gypsum board
• Kaolin clay
• Kaolin clay
• Carbon black
• Citric acid
• Steel billets
• Iron ore pellets
• Rock phosphate
• Rock phosphate
• Gypsum board
• Urea fertilizer
• Urea fertilizer
• Zinc concentrate
• Copper cathode