Metso Minerals, Inc.

Metso Sweden Ab

Metso Minerals (Wear Protection) Ab

Pekka Siitonen

Lars Grönvall

Jari Liimatainen

Mikko Kaipiainen

Tage Möller

Klas-Göran Eriksson

Sture Persson

The disclosure relates to an elongated insert member for a grinding roll for heavy wear operation. The insert member includes a core of a first material having a first hardness, the core having an extension in the longitudinal direction of the insert member, and a body of a second material having a second hardness, the body enclosing the core. The first hardness is greater than the second hardness. The disclosure also relates to a cassette and a segment for a grinding roll, a grinding roll and a roll machine.

Bimaterial elongated insert member for a grinding roll

The invention relates to an elongated insert member for a grinding roll for heavy wear operation. The insert member includes a core of a first material having a first hardness, said core having an extension in the longitudinal direction of said insert member, and a body of a second material having a second hardness, said body enclosing said core. The first hardness is greater than the second hardness. The invention also relates to a cassette and a segment for a grinding roll, a grinding roll and a roll machine.

A lifting element for a drum of a grinding mill to be used for grinding of ores and minerals. The lifting element is attachable to a frame of the drum and extending in the longitudinal direction of the drum. The lifting element includes a flexible body and a wear protection element located in the leading edge of the body with respect to the direction of rotation of the drum. The wear protection element includes at least two different parts manufactured of different materials having toughness and hardness different from each other.

Composite lifting element of a grinding mill

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Lempaala, Finland

Pekka Siitonen