Author: wudejian

It’s difficult to buy 8566 needles now. You said the material must be from Yuhui 8566 die steel. The needle factory is blatantly falsifying and buying materials to process them themselves, afraid of being stolen. This is what a client told me this morning. It’s useless for you to ask for a material report, and…

Having safety stock is good. The customer placed an order at 19:33 and requested it to be shipped out tonight. The package was packed at 19:40 and they are waiting for the courier to pick it up. The shipment is even faster than McDonald’s. Having safety stock is good. The customer placed an order at…

Received a consultation from Mr. Hu, regarding the continuous punching of 2.3mm acid washed plates with an I-shaped narrow edge punch width of 2.75. Currently, using DC53 will always break after punching for 4-5000 times. What kind of tool steel do you need? This is a narrow edge I-shaped punch with a relatively large amount of drift,…

I can do business now. A netizen who doesn’t know his name asked me to help recommend tool steel and give him some tool steel to try out. How to do this business? I didn’t make any money and sent out the tool steel. As Xiao Shenyang said, before the dishes were ordered, two more were added. This netizen is…

Waking up from a nap, the payment for 10 pieces of heat-resistant steel 8433 has been received, and it feels great to take on a large order. Good customers are like this, they quote in the morning and make payment in the afternoon without any ambiguity. The heat resistance and stability of heat-resistant steel 8433 are…

Every day of doing business, you will meet all kinds of people, and the day you do business is a day of joy, anger, sorrow, and happiness. Fortunately, a 5-year old customer has placed another order for me. The 8566 die steel ordered this time is enough to produce for two days. What’s even more pleasing…

Now, the market is forcing you to upgrade your tool steel materials. This morning, I received a consultation that the zinc alloy die casting lobster clasp and other products, with dozens of holes in the the first mock examination, used H13 at the beginning, 8407 later, and now 8418, with a hardness of 53HRC, are easy to…

Tiktok netizens left a message asking, what kind of die steel is used for stamping and trimming aluminum plates without aluminum powder? When punching aluminum, it depends on factors such as the thickness of the aluminum, the punching speed, and whether there is refueling. Netizens replied again, 1.0, normal speed, no refueling。  My answer is that…

Received consultation from netizens, stamping 2.3-thick acid washed plate, SKD11、DC53， This corner always falls off. This product is a narrow edge sharp angle stamping with harsh working conditions, requiring the use of tool steel with good anti cracking performance. SKD11 and DC53 are both high carbon cold work mold steels with severe segregation and a large number…

I just got off the plane today and received a consultation from Mr. Zhao about the fracture of the punch made of hard alloy during cold extrusion of No. 20 steel. May I ask if there is any tool steel with higher hardness and better toughness than tungsten steel. Mr. Zhao was introduced by his old customer…

The improvement of aluminum die-casting molds cannot be achieved solely by pressing the solution onto the tool steel. This morning, I received a consultation from Mr. Zhou. I have a set of aluminum die-casting molds that often corrode during core pulling. The new mold has not been put into mass production yet, and there was a…