Author: wudejian
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What is the best red nut mold to use? The current tungsten steel molds are prone to cracking and the cost is too high
During the New Year holiday, some people began to consult about die steel. Just received a consultation from Mr. Hu, what is the best die steel for the red nut mold? The current tungsten steel molds are prone to cracking and the cost is too high. The molds have water-cooled cooling. You make tungsten steel…
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Netizens said that 8566 is even more famous than Wu Dejian, which makes me quite happy. This is the 570th post
Netizens said that 8566 is even more famous than Wu Dejian, which makes me very happy. It’s a good thing when a product becomes more famous than the person behind it. In the 260th live broadcast room, we received positive feedback from 4 netizens. What made me happiest was the feedback about 8566 mold steel.…
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I have filmed 2000 videos about die steel, and I want to summarize and reflect on them. This is the 571st video
On January 3, 2026, I filmed my 2000th video. Actually, I have filmed over 2300 videos along the way, and this is the 2000th one about application cases of die steel. I have also filmed over 100 video diaries and over 100 mini-encyclopedias about die steel, but both of those were intermittent. Among the cases related…
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In some businesses, service is more important than the product. You can’t make the product unique, but you can make the service unique. Handheld Notebook 069
Some people are naturally gifted in business, and their politeness is so impressive that you feel embarrassed to seek out a second option. This morning, I went to the wet market and asked someone to kill a chicken and a duck for me. At the first poultry shop, although they agreed to help me with…
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Nightlife in a small county town
Only at night in a small county town can one feel the festive atmosphere; But apart from food, clothing, and daily necessities, it seems there are no other businesses; Only upon returning home do we realize how important the manufacturing industry is. A city without manufacturing industry will inevitably become hollowed out; It’s not a…
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We all know that imported DC53 die steel is better than domestic DC53, but we don’t know specifically how it is better. Article 572
We all know that imported DC53 is better than domestic DC53, but what specifically makes it better? I don’t know In my 268th live broadcast, netizens engaged in a heated discussion about it. In this live broadcast room, there were many inquiries about DC53 die steel. Some asked how much a kilogram of imported DC53…
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What die steel is suitable for stamping 4mm stainless steel? Mr. Li won the order with 8566. Article 575
In the 273rd live broadcast room, a netizen asked: What die steel is suitable for stamping 4mm thick stainless steel? Stamping 4mm stainless steel involves a typical thick and hard material stamping process, given the hard and thick material. Based on past customer feedback, the primary failure mode of molds is cracking. When selecting die…
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1.5mm stainless steel drawing dies are made of Cr12MoV, but they become worn out after just a few hundred draws. What type of die steel should be used instead? Handwritten notes 067
Using the wrong die steel is common, but if the die steel is suitable for the mold, there will be no issues with the mold. I just received a phone consultation from a netizen. They are using Cr12MoV for 1.5-thick stainless steel drawing, but the steel gets scratched after drawing a few hundred pieces. The…
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In the live streaming room, not only do I receive questions from unfamiliar customers, but I also chat with regular customers about everyday matters. Handwritten notes 066
On the evening of Friday, February 6th, 2026, I conducted a live broadcast for one hour, marking my 286th live broadcast. The exposure of this live broadcast room was 13,000, with 1,088 viewers. The average viewing duration per person was 1.17 minutes, the average number of online users was 21, and the highest number of…
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To punch 0.2mm pure nickel strip, what die steel should be used for the punch and blade? Article 574
Netizen Xiaolong in the live streaming room asked: What die steel should be used to make the punch and blade for stamping 0.2mm pure nickel strip? Nickel material may seem soft, but it is actually very ductile. When punching and cutting, it is prone to breaking off in small pieces, which means your punch is prone…
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What kind of die steel is best for stretching 1mm 304 stainless steel?
In the 285th live broadcast room, a netizen asked, what kind of die steel should be used to make 1mm thick 304 stainless steel stretched to 4mm high? Stainless steel is easy to draw when stretched. It is necessary to choose a non-stick mold material with good smelting quality and no microscopic cracks invisible to…
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Which die steel has toughness comparable to VIKING and a higher hardness than VIKING? Article 573
In the 264th live broadcast room, a netizen asked: Is there any die steel with toughness similar to VIKING but higher hardness than VIKING, suitable for making injection molds for connectors? VIKING is a cold work die steel of the chromium Cr8 series, with a carbon C content of 0.5%. Among cold work die steels, it…