Method of reducing total oxygen in slab
Improving the cleanliness of the cast slab is the basis for the production of high-quality steel, and the total oxygen content of the cast slab is an important measure of the cleanliness of the molten...
Author Archives: Yoyokuo
Measures to reduce the content of hydrogen, oxygen and nitrogen in steel
Generally, clean steel refers to a steel grade that has a low content of five major impurity elements (S, P, H, O, N) in steel, and strictly controls non-metallic inclusions (oxides, sulf...
It is necessary for a professional foundry person to know this scrap knowledge!
It is necessary for a professional foundry person to know this scrap knowledge! Scrap steel is a general term for ferrous metal scrap in scrap metal recycling. It includes several categories suc...
Analysis and Improvement of Common Defects of Valve Castings
1. Stoma This is a small cavity formed by the gas that has not escaped during the solidification process of the metal. Its inner wall is smooth, contains gas, and has a high reflectivity to ultrasonic...
Collection of common defects and preventive measures in carburizing and quenching
Carburizing and quenching is actually a composite process, namely carburizing + quenching. We are often used to talk about the two together, because the two processes that are completed ...
How To Calculate Pressure Die Casting Tonnage
Calculation Formula The calculation formula for the selection of die-casting machine: Die-casting machine clamping force (t) = 1.4 * casting projected area * ratio of the projected area of the Die C...
Big business problem!
In this type of enterprise, the employees are tired, and the boss is even more tired. They are all working hard for the future of the company, and they have also thought of many ne...
Do not hold useless meetings every day
Any corporate meeting should look like a lady’s skirt, the shorter the better. In fact, many corporate meetings are like shrouds, long and useless, and the biggest effect is a waste of tim...
Several problems that should be paid attention to in sodium silicate sand casting
1 What are the factors that affect the “aging” of water glass? How to eliminate the “aging” of water glass? The freshly prepared water glass is a true solution. However,...
Ten skills and three responsibilities for team leaders of manufacturing enterprises to deal with production problems!
Three roles of team leader The team leader in the workshop is the main communication bridge between the company and the production staff. The management of the company team leader...
If human beings enter the 4th dimension, who will become?
In 1687, Newton published “The Philosophical Principles of Natural Science”. The view of time and space “evolved” from the place of the sky to a flat and absolutely lost time a...
What is the content of forging quality inspection?
The existence of forging defects may affect the processing quality or processing quality of the subsequent processes, and some seriously affect the performance and use of the forgings, and even greatl...
Precise Sheet Metal Processing Enterprises to Control the Quality of Products
Most of the products processed in the precision sheet metal machining industry are characterized by small batches and multiple varieties, in addition, each customer has different product quality requi...
Does Precision Sheet Metal Processing Require High Precision?
Do you know sheet metal machining? Today we will analyze it specifically for you, hoping it will help you. 1. Precision sheet metal machining requires precision The development speed of the machinery ...