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Manufacture of tubes

Granlund - Tube welding mill, Type KOW

The Granlund KOW-M tube welding mill is intended for continuous welding of stainless and alloy steel tubes in outer tube diameter 4,0 – 19,0 mm and wall thickness 0,3 – 1,2 mm. A normal welding speed for strip of good quality is 8-20 m/minute. Also mild steel tubes can be produced, but with lower speed. If you are in the need for larger tube diameter up to 30,0 mm with wall thickness up to 3,0 mm you can use the Granlund KOW-HD welding line.

Options: Strip accumulator, Collecting/Sorting table, Calibration in line, Hyperbolic straightener and more.

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Cutting table, type KCT

The combination of Granlund cutting table, KCT and calibrating unit, KOG makes it possible to get tubes cut to accurate length and calibrated ends following the tube welding mill, ready for filling without any further operation. Can also be connected to existing tube mills to improve your tube handling.

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Calibrating unit, type KOG

The combination of Granlund cutting table, KCT and calibrating unit, KOG makes it possible to get tubes cut to accurate length and calibrated ends following the tube welding mill, ready for filling without any further operation. Can also be connected to existing tube mills to improve your tube handling.

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Tube cut-off line, type KCL

The cutting method used is of a type which does not contaminate the interior of the tube. The KCL can be delivered as a fully automatic line, or a manual line. Often the KCL is connected to the calibrating unit, type KG

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Manual cuting and calibrating unit, type KCM

Granlund KCM is used for cutting standard length (precut) tubes into the desired lengths. It is designed to operate also without a tube welding mill. In conjunction with the cutting head KCH and the calibrating head of the KOG, gives you tubes cut to accurate final length with calibrated ends. The element tubes are ready for filling wihout any further operation.

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