1、Bending Resistance Test

The heating cable shall be endured a test of bending above 25000 times according to a test method stipulated in the IEC standard.

2、High voltage test while immersed into water

Each heating cable shall be tested under 3000V high voltage while immersed into water to make the blanker work safely even in an abnormally humid environment.

3、Mechanic Strength Test

The product shall be endured a mechanic strength test by 4000 times of continuous beats as stipulated in the IEC standard to make the product safe and reliable even in a abnormal bending, kick and folding situations.