1. TIN PLATE (인쇄된 석판준비) 2. SLITTING (재단) 3. PANELING (셋팅완료) 4. ROOL FORMING (롤포밍) 5. WELDING (용접) 6. EXPANDING (각잡기) 7. FLANGNG (동체말림) 8. BOTTOM SEAMING (엔드부착) 9. TURNING (회전) 10. TOP SEAMING (탑부착) 11. AIR TESTER (검사) 12. 포장