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Structural analysis of the flame-retardant grade of the hollow board by the method of burning the hollow board

by:Qusheng     2021-06-06

Structural analysis of the flame-retardant grade of hollow panels by the method of burning hollow panels

The hollow panel turnover boxes are used in electronics, packaging, machinery, light industry, postal, food, Various industries such as medicine, pesticides, home appliances, advertising, decoration, stationery, magneto-optical technology, bioengineering, medicine and health have important uses. It is a new type of environmentally friendly packaging material.

The hollow board turnover box is produced by adding flame retardants to plastic raw materials, with superior performance, preventing burning due to fire and avoiding economic losses.

There are several grades of flame-retardant hollow board turnover boxes, which can be selected according to customer needs. So how do you test the grade of the flame-retardant hollow board turnover box? The method is very simple. The flame-retardant hollow board turnover box can be known by burning the hollow board turnover box. The following are several grades of flame-retardant hollow board turnover boxes identified according to the test results :   

1. After two 10-second combustion tests on the hollow board turnover box, the flame goes out within 30 seconds. The hollow board turnover box should not be burnt down. This is a v0-level flame-retardant hollow board turnover box, which is also a higher-level flame-retardant hollow board turnover box.

2. After two 10-second combustion tests on the hollow board turnover box, the flame goes out within 60 seconds. The hollow board turnover box should not be burnt down. This is the v1 flame retardant hollow board turnover box.

Three. After the hollow board turnover box is tested for two 10 seconds, the flame will stay in 60 seconds. Extinguished inside. There can be a hollow board turnover box that burns down. This is a v2 flame retardant hollow board turnover box.

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