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2021-09-01
How to solve the problem of cracking in stretch forming of aluminum alloy workpieces?
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The use of special aluminum alloy drawing oil can solve the problem of aluminum alloy drawing and forming cracking.

 

Aluminum alloy is most afraid of cracking during stretching, so it is very important to choose a special aluminum alloy stretching oil. First of all, it must be able to withstand the friction caused by high temperature. There are certain requirements for extreme pressure. Some customers do not believe it. Extending oil has something to do. In fact, it is difficult to make a good product without controlling any link of a product.

 

 

Analysis of the causes of cracks in aluminum alloy materials:

 

1. The surface of the metal is subjected to additional tensile stress due to friction. When the additional tensile stress is greater than the tensile strength of the surface metal, cracks will occur;

 

2. The tensile molding temperature is too high, the tensile strength of the metal surface layer decreases, and cracks occur under the action of friction;

 

3. When the stretching speed is too fast, the additional tensile stress on the surface of the metal will increase and cracks will occur in the profile.

 

4. Improper selection of aluminum alloy drawing oil may also cause local cracking.

 

Aluminum alloy drawing oil is to fully consider that when aluminum alloy is stretched, the drawing oil needs to have strong extreme pressure. Therefore, it is necessary to focus on the special drawing oil formula for aluminum alloy. One point, many aluminum alloy drawing oil suppliers do not necessarily understand it, so it is even more unlikely that they will tell you, is the parameter index of aluminum alloy drawing oil important? It is important, but a lot of data is copied to you by others on the Internet, so the MD series of FABLE/Fubon’s MD series aluminum alloy special drawing oil will directly show you the results of the actual workshop use, aluminum alloy drawing oil, Please be sure to choose a highly professional supplier, otherwise it will waste your labor and materials and reduce your processing efficiency.

 

 

Customer testimony of aluminum alloy drawing oil:

A factory that exports aluminum covers is all made of 6061 aluminum alloy. The rapeseed oil used before is used as the drawing oil, and a small part of it is cracked. Later, we will use the special aluminum alloy drawn for them. After the oil is stretched, the life of the mold is extended by 35%, the surface finish of the product is excellent, and the cracking and wrinkling rate is zero. The cost of the aluminum alloy stretching oil at this point has solved the problem of such severe cracking of the product.

 

We can tailor a variety of oil products according to the specific requirements of each customer, even if you only buy a barrel, we can also customize it. Especially in some areas of custom-made process lubricants that are more difficult to process, we have more advantages. For example, titanium alloy drawing oil and stainless steel deep drawing oil have very good feedback in the market. Each customized formula will be tracked and archived to ensure the accuracy of each customer's oil formula.