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  • Closed-Die Forging(Impression-Die)

Closed-die Forging(Impression-die)

Closed-die forging, also called closed forging, is a kind of forging method that can be achieved by closed die forging press. 


Closed die drop precision forging drives a plurality of punches or die cavities, makes the material mainly carry out lateral extrusion deformation flow, enters the die space set on the side, and produces the forging with radial protrusion. 


The whole forging process is closed die forging process, also called impression die forging. As a reputable closed and open die drop forging company in China, we can provide such kind of service. Relevant closed/impression die forging diagram, videos and pdf files are available for your better understanding our products.      

Material we can do but not limited to:


AISI 1010, AISI 1018, AISI 1020, AISI 1026, AISI 4130, AISI 4140, AISI 4330, AISI 4340, AISI 8620, AISI 8630, AISI 9310, Nitralloy 135,


Stainless Steel 300 Series

Grade 302, Grade 304, Grade 304-l, Grade 309, Grade 310, Grade 316, Grade 316-L, Grade 317, Grade 321, Grade 330


Stainless Steel 400 Series

Grade 403, Grade 405, Grade 410, Grade 414, Grade 416, Grade 418, Grade 422, Grade 431, Grade 440-A, Grade 440-C


Precipitation Hardening Grades

13-8MO, 15-5 PH, 17-4 PH, 450, 455

Duplex stainless-steel grades:2205, 2507, F-55

Monel: 400, K 500

Nitrolic: 40, 50, 60

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