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Why the precision of the cast iron platform is lower

Cast iron platform precision is not high, in addition to their causes iron platform with features, there are other additional features. Working flat durability, and long-lasting cutting foot, usually in the mild sand guide, it is a good machinability, when push research is still very smooth. When used easily get the required amount of blocks a higher finish and lapping of the work piece glossy green light. Cast iron plate platform widely used in the fields of railway locomotives, railway, aerospace, environmental protection facilities, the ceramic industry, textile facilities. It was easy to use, on the cast iron plate directly on the sand, but the sand is very convenient, fast, large deposit of sand.

Cast iron platform precision formation factor is not high, in other words, may be allowed to cause the accuracy of the reasons can be divided into the use of non-normal wear and tear or normal wear and tear, embodied in the following points:
1 Non normal wear is: use the wrong way, and not in place and maintenance of product quality caused by three factors constituting

2. normal wear cast iron platform factors are:
(1) low surface hardness of the cast iron plate, when easy to wear
(2) Effect of work piece material on the surface quality of the work, if the work is produced when iron castings, wear its work surface is relatively large, if the work piece is copper, aluminum and other soft non-ferrous metals, the wear is relatively small and the surface roughness the work is also very easy to scratch the surface of the cast iron platform 2. using cast iron plate work environment is not clean, not only can cause accuracy errors, it will increase the degree of wear.
(3) If using the work load is too large will cause distortion or face early wear
(4) If the non-use is the correct way to test constitute flat work surface rough important factors. Tips: Be sure to select the time of purchase in line with national standards, and regular professional manufacturer of the product, read the instruction manual carefully before using and maintenance of common sense to ensure that your products are a fundamental protection.