Metallic Alloy Pvt. Ltd. Supplies Clear Chill or Definite Chill Cast Iron Rolls. Metallic Alloy Pvt. Ltd. Manufactures high class rolls with centrifugal casting of European technique and also produces DPIC and ICCI Rolls by sand casting technology in any size, weight and dimension. Clear Chill or Definite Chill Cast Iron Rolls has the working surface which shows the white graphite free structure consisting of eutectic carbide and transformed austenitne. Clear Chill or Definite Chill Cast Iron Rolls gives a hard layer which confers good resistance to wear. These make excellent work rolls for two, three and four mills, turning out of high grade ferrous and non-ferrous sheet and strip or section.