Copper Rate Aluminum Rate Copper Rate Calculator Current Copper Rate : Gauge (Enter 9.00 to 12.00): Size (Sq.mm): Select Size 1.5 2.5 4 6 Total Weight (Kg): Calculate Final Rate Fill in the values and click 'Calculate'. Aluminum Rate Calculator Current Aluminium Rate: Number of Cores: Select Cores 1 Core 2 Core 3 Core Size (mm): Select Size Total Cable Weight (Kg): Calculate Final Rate Select Aluminium Rate, Core, and Size to calculate.