LINESKJØT
KONSTRUKSJON
Skjøten består av et hovedrør i aluminium belagt med eksplosiver.
For feral-liner benyttes i tillegg et stålrør over stålkjernen, som i de fleste tilfeller er belagt med et utfyllingsrør med diameter tilsvarende linediameteren. Stål-liner skjøtes med et enkelt stålrør belagt med eksplosiv.
HOW IT IS DONE
AAutomatic cutting of bolt
The bolt is heated to:
*Al from 480 – 540 °C depending on alloy and product.
*Ms from 720 - 800 °C
*Copper from 800 - 850 °C
Hot pressing
Cooling
Grading in the press, possible machining, surface treatment and / or shavings winding / drumming.
BENFITS

Great freedom in the products shape
Surface finish – no machining needed
Good product grain structure
High fatigue strength
High material utilization
VP Metall AS has both hot pressing and machining. We therefore have high process adaptability competence.
FACT
Tool cost from about 30 000 NOK. (For use in 500 ton press tonns)
Tolerance ± 0,2 mm
Series size 100 - infinite
Used a lot in cars, plumbing and aviation industry