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Technical Specifications
JOINING TECHNIQUE FOR PPR PIPES
PIPE WELDING
- Prepare the welding machine with the dies of the proper diameters to be processed, wait till the welding machine has reached the working temperature (260°C).
- Cut the pipe at right angle to the pipe axis. Remove burrs & chips.
- Mark the welding depth at the end of the pipe and fitting.
- Push the end of the pipe & fitting without turning, up to the marked welding depth into the welding tool. It is essential to observe the mentioned heating times.
- After the stipulated heating time quickly, remove pipe and fitting from the welding dies. Join them immediately, and without turning, until the marked welding depth is covered by the bead of PP-R from the fitting.
- The correction is only restricted to the alignment of pipe and fitting. Never turn the elements after the processing Time.
- Allow the cooling period.
RECOMMENDED TIME FOR FUSION WELDING
Pipe O.D.
mm |
Insert Length mm |
Heating up Sec. |
Processing
Sec. |
Cooling
Min. |
| 20 |
14 |
6 |
4 |
2 |
| 25 |
16 |
7 |
4 |
4 |
| 32 |
18 |
8 |
6 |
4 |
| 40 |
20 |
12 |
6 |
4 |
| 50 |
23 |
18 |
6 |
5 |
| 63 |
26 |
25 |
8 |
6 |
| 75 |
28 |
30 |
10 |
8 |
| 90 |
33 |
40 |
11 |
8 |
| 110 |
33 |
50 |
15 |
8 |
ADVICE & TRAINING
We will be pleased to provide to you advice on selection & application of PPR pipes & fittings. we also conduct workshop on how to join PPR pipes & fittings for piping engineers & plumbers free of charge.
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