• Key Parameters
• Number of Rows: 1 row, 4 rows, 20 rows, or customized.
  Fin Material: Aluminium Foil.
  Shape of Fins: V-waffle, V-waffle with louver, louver with reinforcement ribs and etc.
  Flat tube Diameters of Fins: 1.5mm, 1.6mm, 2.1mm, 2.5mm and etc.
  Pitch: 12.1mm, 10.5mm, 12.2mm and etc.
  Feeding Progression:  2-progression and 3-progression.
  
   

 

• Die Material and Service Life：
• To ensure the initial grinding life of blanking parts, materials used for blanking parts are powder metallurgy alloy steel imported from abroad.
  Materials of other core plates are NAK80 pre-hardened steel that is hard-wearing.
  Punching speed ranges from 150 – 300 strokes per minute (SPM).
  The tonnage capacity of domestic press matched with dies is 45 tons, 60 tons and 125 tons while the tonnage capacity of imported ones is 80 tons and 100 tons. Material collecting unit needs to be manufactured separately.