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Semi automatic door guide rail can be very effective help for the automatic door processing and production now, and for the people, if you want to get more practical guide, it is mainly to consider these aspects, the first is to guide the size of consideration, after all now guide the cost is still relatively high, the length of the guide rail between the price has a large gap, so if you buy this product, it must first consider good.
The next step is to consider the structure of different styles, usually we can choose are mainly two categories, respectively is fixed and mobile, then you can also according to their own needs, to choose whether or not to an external device accessories, in use process, can play more function.
In addition, you need to pay attention to is to see the semi-automatic door rail material, generally speaking, the guide rail is made of stainless steel, while others are using carbon steel, and some may use other, the price will be a gap.