Tool steels are usually supplied in the annealed condition, around 200/250 Brinell (about 20 HRC), to facilitate machining. In this condition, most of the alloy content exists as alloy carbides, dispersed throughout a soft matrix. These steels must be heat treated to develop their characteristic...
The pattern is surrounded, or “invested”, into ceramic slurry that hardens into the mold. Investment casting is often referred to as “lost-wax casting” because the wax pattern is melted out of the mold after it has been formed. Lox-wax processes are one-to-one (one pattern creates one par...
Vacuum furnaces generally have more leakage faults in the spring and autumn, and leakage failures occur easily when they are idle for a long time. Our factory takes a monthly pressure increase rate (at room temperature, close all vacuum valves, stop the vacuum system operation, read a number afte...
As a processing industrial equipment, the vacuum furnace has been demanded by more and more enterprises. In the mean time, such a special equipment should be maintained during the use process so as to extend the service life of the vacuum furnace.
In the process of using the vacuum furnace, the f...
Powder process : Formula is based on the application requirements;After wet milling,mixing; crushing; drying,sifting and adding forming agent; then drying it again; Mixing after sieved; pelletizing, pressing and molding; Low pressure sintering and shaping (blanks ); flaw detection; cylindrical gr...
1.Controlled atmosphere heat l treatment:
Controlled thermal treatment is mainly to prevent oxidation and decarbonization and to control carburizing and nitriding accurately. According to the requirements of users, a variety of moderate price, diversified styles, excellent performance of c...
The Shanghai heat treatment equipment and technology exhibition was held on June 5, 2018 -June 9 at the National Convention and Exhibition Center. The team of Shanghai SIMUWU VACUUM FURNACE visited the exhibition.
1. Selection of heating temperature:
Quenching and heating problems are basically not uniform, for example, 40Cr material is heated between 870-830℃. It mainly depends on the size of the workpiece, the quenching method, the distance between the furnace and the quenching bath, and the choice of qu...
Vacuum furnace is the mainstream equipment in heat treatment industry at present. Its products are not only reliable in quality, but also environmentally friendly, without waste treatment. At the same time, energy consumption is significantly lower than traditional heat treatment equipment such a...
The peripheral system of the vacuum brazing furnace includes vacuum system, water cooling system, inflation system, pneumatic system and furnace charging vehicle.
Aluminum alloy brazing has very high requirements for vacuum systems. The vacuum system must not only have a sufficiently strong vacuu...
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Heat Treatment of Tool Steels
Tool steels are usually supplied in the annealed condition, around 200/250 Brinell (about 20 HRC), to facilitate machining. In this condition, most of the alloy content exists as alloy carbides, dispersed throughout a soft matrix. These steels must be heat treated to develop their characteristic...
What is investment casting
The pattern is surrounded, or “invested”, into ceramic slurry that hardens into the mold. Investment casting is often referred to as “lost-wax casting” because the wax pattern is melted out of the mold after it has been formed. Lox-wax processes are one-to-one (one pattern creates one par...
Vacuum furnace daily operation maintenance method
Vacuum furnaces generally have more leakage faults in the spring and autumn, and leakage failures occur easily when they are idle for a long time. Our factory takes a monthly pressure increase rate (at room temperature, close all vacuum valves, stop the vacuum system operation, read a number afte...
SIMUWU vacuum furnace maintenance principle
As a processing industrial equipment, the vacuum furnace has been demanded by more and more enterprises. In the mean time, such a special equipment should be maintained during the use process so as to extend the service life of the vacuum furnace. In the process of using the vacuum furnace, the f...
Tungsten round billet process flow
Powder process : Formula is based on the application requirements;After wet milling,mixing; crushing; drying,sifting and adding forming agent; then drying it again; Mixing after sieved; pelletizing, pressing and molding; Low pressure sintering and shaping (blanks ); flaw detection; cylindrical gr...
5 kinds of heat treatment methods for vacuum furnace
1.Controlled atmosphere heat l treatment: Controlled thermal treatment is mainly to prevent oxidation and decarbonization and to control carburizing and nitriding accurately. According to the requirements of users, a variety of moderate price, diversified styles, excellent performance of c...
The heat treatment exhibition in 2018
The Shanghai heat treatment equipment and technology exhibition was held on June 5, 2018 -June 9 at the National Convention and Exhibition Center. The team of Shanghai SIMUWU VACUUM FURNACE visited the exhibition.
Medium carbon steel quenching considerations
1. Selection of heating temperature: Quenching and heating problems are basically not uniform, for example, 40Cr material is heated between 870-830℃. It mainly depends on the size of the workpiece, the quenching method, the distance between the furnace and the quenching bath, and the choice of qu...
Causes and solutions of abnormal color of products produced by vacuum furnace heat treatment
Vacuum furnace is the mainstream equipment in heat treatment industry at present. Its products are not only reliable in quality, but also environmentally friendly, without waste treatment. At the same time, energy consumption is significantly lower than traditional heat treatment equipment such a...
Introduction to the mechanical structure of vacuum aluminum brazing furnace
The peripheral system of the vacuum brazing furnace includes vacuum system, water cooling system, inflation system, pneumatic system and furnace charging vehicle. Aluminum alloy brazing has very high requirements for vacuum systems. The vacuum system must not only have a sufficiently strong vacuu...