Fire retardant: how to use fire retardant glue correctly

As the name suggests, the special glue for fire doors is used for bonding between fire doors, and it must have good fire performance. So, how to use fireproof glue correctly to make it function well? Let's briefly talk about it below.

1. First of all, before using this kind of fireproof glue, make sure that the place where it is used is clean, without any oil stains and dust. If required, the process of phosphating treatment is also carried out.

2. After confirming that the steel plate is clean, the next step is to scrape the glue. Generally, the glue is directly placed on the steel plate for stirring. However, you should calculate the required amount before placing it, so as to reduce the phenomenon of waste.

3. The last thing to note is that if there is a need for plastic spraying or baking paint, it must be carried out after cold pressing for 12 hours, so that the fireproof glue can play a better role.