AAA grade-100% first layer 1.3mm*8 inches 3450-3600pcs per kg 1.3mm*9 inches 3150-3300pcs per kg 1.3mm*10 inches 2600-2700pcs per kg 1.3mm*12 inches 2300-2500pcs per kg wastage within 3% A grade-second layer 1.4mm*8 inch 3900-4100pcs per kg 1.4mm*9 inch 3500-3700pcs per kg wastage within 5%
