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1. Punching data

Punching SPCC T=1.5mm with standard B workstation 5X30 (material varies according to machine accuracy)

Material   

Number of first 

grinding and punching

Number of secondary 

grinding and punching

Grinding capacity 

each time(mm)

Grinding times
The Life of a Punch Core
SLD 250,000 237,500 0.2 10 2,200,000
SKH51 820,000 779,000 0.2
10 7,500,000
SKH51+TiCN 1,030,000 950,000 0.2 10 9,000,000


Actual case
1. Electrical cabinet manufacturer, Amada machine
punching T=2.0mm stainless steel with yzjinsd 5x30 rectangular die, the number of first grinding and punching is 92,000 times.

2. Kitchen Equipment Manufacturing Company, Jiangsu JIN FANG YUAN JFY CNC punching machine.
Punching T=1.5mm stainless steel SUS with D6x25 die, the number of first grinding and punching is 650,000 times.

3. Chemical Equipment Company, Yawei machine, punching T=3.7mm stainless steel SUS201 with D20 die,  the number of first grinding and punching is 50,000 time.

Floating content
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