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Select the spring to pay attention to the following points
2017-09-19

1, too light glass doors such as the use of load-bearing too much of the spring, both to increase the cost of manufacturing doors, but also because of too heavy can not get the ideal effect of opening the door.

2, in order to save the cost of the project and choose to load the lack of ground to the spring, will directly affect the life of the spring, in advance to make the spring scrapped.

3, for outdoor doors, taking into account the external wind factors, regardless of the size of the door should be used double-cylinder spring, because the double-cylinder spring 0 ° positioning and 90 ° positioning relative to single-cylinder spring.

4, cold areas should be used to inject antifreeze hydraulic oil to the spring, to prevent the temperature is too low so that the spring can not function properly.

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