GF IM 160 - Page 33

Operating instructions IM 160 8 Fusion
29
Heating element butt fusion of PP
Fusion table 2207/11 guidelines
Heating element temperature 210 °C  10 °C
1 2 3 4 5
Nominal wall
thickness
Equalize
Bead height on the
heating element
after equalization
time (equalization
at
0.10 N/mm
2
)
Heat soak
(heat soak
≈ 0.01 N/mm²)
Change-over Join
Time until max
pressure reached
Cooling
Cooling time at
fusion pressure
(p = 0.10 N/mm²
± 0.01)
mm mm (min.value) s s (max. time) s min (min.value)
up to 4.5 0.5 up to 53 5 6
See next
table
4.5 – 7.0 0.5 53 – 81 5 – 6 6 – 7
7.0 – 12.0 1.0 81 – 135 6 – 7 7 – 11
12.0 – 19.0 1.0 135 – 206 7 – 9 11 – 17
19.0 – 26.0 1.5 206 – 271 9 – 11 17 – 22
26.0 – 37.0 2.0 271 – 362 11 – 14 22 – 32
37.0 – 50.0 2.5 362 – 450 14 – 17 32 – 43
50.0 – 70.0 3.0 450 – 546 17 – 22 43
Nominal wall
thickness
mm
Cooling time at fusion pressure p = 0.10 N/mm
2
± 0.01
depending on the ambient temperature
Up to 15°C
min (min.value)
15° - 25°C
min (min.value)
25° - 40°C
min (min.value)
up to 4.5 4.0 5.0 6.5
4.5 – 7.0 4.0 – 6.0 5.0 – 7.5 6.5 – 9.5
7.0 – 12.0 6.0 – 9.5 7.5 – 12 9.5 – 15.5
12.0 – 19.0 9.5 – 14 12 – 18 15.5 – 24
19.0 – 26.0 14 – 19 18 – 24 24 – 32
26.0 – 37.0 19 – 27 24 – 34 32 – 45
37.0 – 50.0 27 – 36 34 – 46 45 – 61
50.0 – 70.0 36 – 50 46 – 64 61 – 85