Insulation strip manufacturers show you how to distinguish the quality of insulation strips

Time: 2023-06-25

Thermal insulation strips manufacturers show you how to identify the quality of thermal insulation strips

Don't look at the small heat insulation strip, but it is an important part of the aluminum alloy doors and windows, so that the system doors and windows heat insulation performance is guaranteed. The material strength, wear resistance, high temperature resistance and flame retardant performance are stronger, which makes the doors and windows have excellent system performance and is the high quality choice for system doors and windows. But there are also differences in the types of heat insulation strips, today we will take you together to understand the difference between the two types of heat insulation strips, as a layman consumers and how to identify it?

The surface of PA66 heat insulation strip of broken aluminum window is a kind of frosted texture with black color; but PVC heat insulation strip looks smooth and smooth with white color. The two can be clearly distinguished by comparing them together.

/ Burning method /

The PA66 insulation strip is non-combustible, while the PVC insulation strip will burn after a while to see a small flame and will have the general plastic smell.

/ Bending method /

PA66 heat insulation strip is broken once or twice, and the sound is crisp when it is broken, and the fracture is neat and not deformed after it is broken, and it can be restored by butt jointing. The PVC insulation strip needs to be folded more than ten times before it breaks, and the fracture is white and deformed after breaking.

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