Open die forging: Advantages and Disadvantages

Advantages and Disadvantages of Open die forging?



What is Open die forging?

Open die forging is a process of manufacturing forged products. In this process, the forged product is manufactured by using metal as raw material which has been melted and extruded through an open die. This method of manufacturing is preferred for producing large-sized products that require heat treatment. It also offers a high level of consistency in the finished product due to uniformity in pressure and temperature throughout the entire forging operation.

Advantages of Open die forging 

  1. The precision is high.
  2. This is a good option for those who need to have a durable product with a long life span.
  3. No moulds are needed for casting the dies.
  4. This process allows for faster production times because there are no restrictions on how long the presses can be operated.
  5. Open die forging machines are simple to operate and easy to maintain.
  6. There are also less chances of defects in parts because all open die machines have high-precision tools, these tools make it easy to correct any mistakes during the manufacturing process. 
  7. Open die forging is suitable for heavy-duty work because it uses dies that have been designed for this purpose and are constructed from stronger materials than those used in the traditional method.
  8. It also offers a high level of consistency in the finished product due to uniformity in pressure and temperature throughout the entire forging operation. 
  9. Open die forging can be done with almost any type of metal. 



  10. The cost per unit can be lower than other methods because it requires less heating energy
  11. Less waste is produced during production
  12. It produces a superior quality product with no deviations from specifications
  13. There are no limitations on dimensions – you can make an item of any size or shape you wish.

Disadvantages ​of Open die forging

  1. Open die forging may result in defects or loss of quality control due to uneven heating or improper spacing between punches.
  2. This cannot produce complex shapes such as lugs or other fancy things which require more time and effort.
  3. Cannot obtain a close tolerance.
  4. your parts might not fit perfectly together due to less accuracy.
  5. It will have gaps between plated products, especially when there are more than one layer of plating or you use thinner material for the next layer because this method produces less surface area per unit volume than thicker material layers.
  6. It is not more economical compared to other methods.




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