The procedure for hot bending a PVC pipe involves the following steps:
1. Measure and mark the desired bend location on the PVC pipe using a measuring tape and a marker.
2. Prepare a heat source, such as a heat gun or a blowtorch, with a temperature range suitable for PVC. The recommended temperature range for bending PVC is typically between 180 to 200 degrees Celsius (356 to 392 degrees Fahrenheit).
3. Put on appropriate safety gear, including heat-resistant gloves and safety glasses, to protect yourself from potential burns or eye injuries.
4. Hold the heat source about 2 to 3 inches away from the marked bend location on the PVC pipe. Move the heat source back and forth along the marked area to evenly distribute the heat.
5. Continue heating the PVC pipe until it becomes soft and pliable. This usually takes a few minutes, depending on the thickness of the pipe and the heat source being used.
6. Once the PVC pipe is soft and pliable, carefully and slowly bend it to the desired angle. Use a bending tool or a template if necessary to ensure a precise bend.
7. Hold the PVC pipe in the bent position until it cools down and hardens. This can take a few minutes, so be patient and avoid any sudden movements that may cause the pipe to lose its shape.
8. After the PVC pipe has cooled and hardened, inspect the bend for any cracks or deformities. If any issues are found, the pipe may need to be reheated and bent again.
9. Clean the PVC pipe with a mild detergent and water to remove any residue or dirt that may have accumulated during the bending process.
Note: It is important to follow safety precautions and manufacturer guidelines when working with PVC pipes. Improper handling or excessive heating can lead to pipe damage or personal injury.