How to preheat the FEP heat shrink tube?

Preheat the FEP heat shrink tube by using a heat gun or hair dryer set on low heat.

2. Place the heated FEP heat shrink tube over the desired object and begin to shrink it.

3. Slowly move the heat source in circular motion around the FEP heat shrink tube until it shrinks and conforms to the desired shape.

4. Stop heating when the FEP heat shrink tube is securely fastened to the object.

5. Let the FEP heat shrink tube cool for several minutes before handling.

Is it necessary to heat the FEP heat shrink tube by a heat gun? 

Yes, it is necessary to heat the FEP heat shrink tube by a heat gun in order to shrink it around the desired object. The heat gun should be set on low heat in order to prevent overheating and damage to the FEP heat shrink tube.

what's the shrink temperature of FEP heat shrink tube? The shrink temperature of FEP heat shrink tube is typically between 200-300°F (93-148°C). 

What's the alternative tool to heat the FEP heat shrink tube? 

An alternative tool to heat the FEP heat shrink tube is a hair dryer set on low heat.