HDPE plugs for heat-shrinkable and electro-fusion welding joints

Plug are using to protect the joint set from infiltration of moisture through the foaming openings. There are 3 types of plugs:

1. weldable, closing (welded) KW:
material: HDPE 100
melt flow index MFR: 0,25 +/- 0,05 g/10min
measurements: Ø1=34,3mm
Ø2=19,0mm
h=13,3mm

2. ventilation (spiking) KB:
material: HDPE
measurements: Ø1=30mm
Ø2=19,0mm
h=20,5mm

3. two-parts expanding KR:
material: HDPE