It will also affect the friction effect between the hot metal

Adjust the forging Plastic Infusion Apparatus Parts Manufacturers with the impact value of 700°CAk and the mechanical properties of 800°C. 32 internal combustion engine oil and verified on a home-made Thomas test machine. 2. Another method is to randomly hang 12 samples of different steel types uniformly and randomly. Separate the failure and test the coaxial rotation speed of the sample on a self-made Uddeholm fusion loss tester (9r/min). In addition, there are inevitable micro-cracks in the material during the mold manufacturing process. Test the sample on the W-10 universal testing machine and keep it in the furnace for 15 minutes. ??

The crucible oxidation weighting method, sample size: 10medical treatment mould suppliers continuously introduced in units of steel types. In addition to reflecting the ability of the mold to maintain mechanical properties under hot conditions, it can also provide a basis for selecting the tempering temperature during heat treatment in salt bath furnaces and box furnaces. The basis of high temperature hardness.2 Molds mainly based on collapse and wear failure 2.?? Prefabricated cracks and crushing on 1255 testing machine. In addition, the oxidation resistance also reflects the hot processing of the mold steel during forging and heat treatment. The main declination angle=90, the auxiliary declination angle=4. Therefore, the research on the thermal wear performance of hot work die steel is beneficial to prolong the service life of the die.

The high temperature hardness of hot work die steel can reflect the strength and wear resistance of the mold material in the use temperature range, so it can be used as an important basis for the selection of hot work die materials at different use temperatures. The research work was conducted by 15 researchers (Chen Yunbo and Li Pingping) from three units: Beijing Institute of Mechanical and Electrical Engineering, Shanghai Institute of Materials Research and Huazhong University of Science and Technology , Shi Zhanhua, Zhu Zongyuan, etc.

It will also affect the friction effect between the hot metal and the die (or forged anvil) during the high-temperature plastic processing of the die steel. In addition, the temperature of the core of the large-section forging die is often less than 300°C when used, so the actual measurement is at room temperature and 300°C. Tool angle: rake angle=15, back angle=8, auxiliary back angle= 6. General mold