GUOYU PRECISION MACHINERY CO.,LTD.

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Air Condition Piercing and Hole-flanged Punch Die

1.Material:SKH51(M2) Hardness:61-64HRC

2.Material:SKH40 /ASP30 Hardness:64-67HRC

Piercing and Hole-flanged Punch Die,with accuracy up to 0.003 mm

and roundness and coaxial tolerance for 0.002 mm

Semiconductor Related Precision Components

1.Material:SKH51, Hardness:59-61HRC, with hard chromium plating
2.Material:SUS440,Hardness:56-58HRC,Range working:Іе1-5mm Diametre

Processing precision can be up to 0.003 mm, and the plating chromic layer is 0.001-0.0015mm;The surface roughness by apex mirror treatment is below 0.1 s . Which is widely used in semiconductor packaging mold.

Die

1.Material:SKD11                           Hardness:60-63HRC
2.Material:SKH51                           Hardness:61-64HRC
3.Material:SKH40                           Hardness:64-67HRC

Pilot Pin

1.Material: SKD11                          Hardness:60-63HRC
2.Material:SKH51                            Hardness:61-64HRC
3.Material:SKH40/ASP 30             Hardness:64-67HRC

Block Die

1.Material: SKD11                          Hardness:60-63HRC
2.Material:SKH51                             Hardness:61-64HRC
3.Material:SKH40/ASP 30              Hardness:64-67HRC

Forming Punch and Die

Japanese materials, advanced vacuum furnace heat treatment are used to ensure product quality.

Different materials are used according to process situations and requirements.

Products are of high precision, reasonable design.

Each connecting department works perfectly,which are mainly used for forming ,flanging and hole piercing, etc.

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