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Abrasion Resistant Cored Wires

Abrasion resistant cored wires are ideal for build-up welding.
Cored wires and wear protection directly from the manufacturer
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You can find even more information and analysis data in our product catalogue

Corthal® 42 Cored Wires

Corthal® 42 OA is a C -, Cr-, Ni- and Mo- alloyed, self-shielded flux cored wire electrode for hardfacing on parts that are exposed to high abrasive mineral wear and moderate impact. The deposit is corrosion resistant and only machinable by hard metal tools.

Applications on parts in the meat processing and animal feed industries as well as in the chemical industry and in waste water treatment plants.

The hardness is 40 – 45 HRC.

Corthal® 50 Cored Wires

Corthal® 50 OA is a high C -, Cr- alloyed, self-shielded, slag- free flux cored wire electrode for hardfacing on parts that are exposed to high abrasive minerat wear and medium impact stress.

The welding wires are used for applications on parts such as press screws and kneaders.

The hardness is 50 – 55 HRC.

Corthal® 55 OA Cored Wires

Corthal® 55 OA is a high C -, Cr- alloyed, self-shielded, slag- free flux-cored wire electrode for hardfacing on parts that are exposed to high abrasive mineral wear.

The weld metal is not machinable and shouldn/t exceed more than 3 layers and thickness of 8-10 mm.

The material didn/t resist strong impacts.

The welding wires are used for applications on parts such as waste crushers and pumps.

The hardness is 55 – 61 HRC.

Corthal® 55 Mo OA Cored Wires

Corthal® 55 Mo OA is a high C -, Cr-, Mo- alloyed, self-shielded, slag- free flux cored wire electrode for hardfacing on parts that are exposed to high abrasive mineral wear.

ln comparison to Corthal ® 55, the weid deposit of this electrode has a higher temperature resistance (up to 450°().

The welding wires are used for applications on parts such as screw conveyors and grinding bowls.

The hardness is 57 – 62 HRC.

Corthal® 56 Cored Wires

Corthal® 56 OA is a high C-, Cr- alloyed, self-shielded, slag- free flux cored wire electrode for hardfacing on parts that are exposed to high abrasive mineral wear and low impact.

The weld metal is not machinable. Because of high hardness, the deposit thickness should be limited on 2 layers.

he welding wires are used for applications on parts such as Chutes, Ventilators, Liners for mixer, Pumps, Mixer parts, Wear plates.

The hardness is 60 – 64 HRC.

Corthal® 59 Cored Wires

Corthal® 59 is a high C -, Cr- and Si- alloyed, slag-free and self-shielded flux- cored wire electrode for hardfacing on parts that are exposed to high abrasive mineral wear.

The maximum deposit should be limited to 3 layers or thickness of 8-10 mm. Because of a high hardness, the weid meta I is only machinable by grinding.

The welding wires are used for applications on parts such as Pumps, Mixer blades, Impeller screws, Grinding roller, Dredger teeths, Conveyer screws, Wear plates.

The hardness is 59 – 61 HRC.

Corthal® 59L Cored Wires

Corthal® 59 L is a flux-cored wire electrode for open-arc surfacing.

This special alloy find application on parts that are exposed to high abrasive wear in combination with corrosion and medium impact stress.

The welding wires are used for applications on parts such as mixer blades, mixing arms, conveying screws, kneading machines or shredders.

The hardness is 56 – 59 HRC.

Corthal® 59XL Cored Wires

Corthal® 59 XL G is a modified flux-cored wire electrode for gas-shielded surfacing.

The deposit has a slightly reduced hardness, but in return it is less sensitive to cracking. This special alloy is applied on parts that are exposed to high abrasive wear in combination with corrosion and medium impact stress.

The welding wires are used for applications on parts such as mixer blades, mixing arms, conveying screws, kneading machines, shredders and other.

The hardness is 53 – 55 HRC.

Corthal® 60 Cored Wires

Corthal® 60 OA is a high C -, Cr-, Nb- alloyed, self-shielded, slagfree flux-cored wire electrode against high abrasive wear up to 450°C.

The weid deposit is not machinable and should be limited to three layers. The material didn/t resist strong impacts.

The welding wires are used for applications on parts such as cement- and concret pumps, mixer parts, dredger teeths, wear plates, bucket lips and other.

The hardness is 61 – 65 HRC.

Corthal® 61 Cored Wires

Corthal® 61 is a C-, Cr-, Nb-, B- alloyed, self-shielded flux cored wire electrode with special carbides in extreme hardness. This combination results in high abrasion resistance.

The weld deposit is not machinable and should be limited to two layers. Furthermore, the material is suitable up to 450°C

The welding wires are used for applications on parts such as mixer blades, spiker rollers, cement and concrete pumps, elevator teeths, grinding Rolls, slag crusher, coke oven carriage, wear plates and other.

The hardness is 62 – 65 HRC.

Corthal® 64 Cored Wires

Corthal® 64 OA is a C -, Cr-, B-, V- and W- alloyed, self-shielded flux cored wire electrode with a very hard martensitic- carbidic microstructure.

This alloy is used for hardfacing against extreme mineral wear also at higher temperatures.

The welding wires are used for applications on parts such as conveyer screws, parts in cement- and brick industry, mining, teeths for bucket wheel and excavators, sandpumps and other.

The hardness up to 20°C: 62-66 HRC
The hardness up to 400°C: 52-54 HRC
The hardness up to 600°C: 47-49 HRC

Corthal® 65 Cored Wires

Corthal® 65 is a C -, Cr-, Nb-, Mo-, V- and Tu- alloyed, selfshielded flux cored wire electrode, which forms extremely hard carbides.

This alloy is used for hardfacing against extremely mineral wear.

The deposit retains its wear resistance up to 650°C but the coating should be limited to two layers.

The welding wires are used for applications on parts such as sinter breaker, grill bars, screens and plates in hot sintering area, mixer blades, blast furnace bells, chutes and liners and other.

The hardness up to 20°C: 63-65 HRC
The hardness up to 400°C: 61 HRC
The hardness up to 600°C: <57 HRC

Corthal® 67 Cored Wires

Corthal® 67 is a high C-, Cr-, V- alloyed, self-shielded flux cored wire electrode for hardfacing against extremely abrasive mineral wear.

The weld deposit has a high scratch hardness and a maximum deposit thickness of 2 layers (8-10 mm) is recommended.

On basis of the special alloy composition, the deposit retains wear resistance also at higher working temperatures.

The welding wires are used for applications on parts such as cement and concrete pumps, slurry pumps, mining, excavator teeths and lips and other.

The hardness is 63 - 67 HRC

Corthal® 69 Cored Wires

Corthal® 69 is a high C -, Cr-, Nb-, 8- alloyed, self-shielded flux cored wire electrode for extreme mineral wear also at high temperatures.

The deposit retains its wear resistance up to 600 °C.

Maximum deposit should be limited to maximum two layers or 10 mm thickness.

The welding wires are used for applications on parts such as sintergrate bars, sinter wheel breakers, coke oven screens, mixerparts, cement- and concrete pumps and other.

The hardness is 64 - 67 HRC

Corthal® 72 Cored Wires

Corthal® 72 is a high C -, Cr-, Mo-, Nb-, W-, V-, B- alloyed, selfshielded and slag-free flux-cored wire electrode for extreme mineral abrasive wear at higher temperatures with excellent weldability.

The weid deposit has a ledeburitic structure with many different hard carbides and it should be limited to two layers.

The welding wires are used for applications on parts such as sintergrate bars, sinter wheel breakers, coke oven screens, mixerparts, cement- and concrete pumps and other.

The hardness is 60 - 63 HRC

Corthal® 78 Cored Wires

Corthal® 78 is a high C-, Cr-, Nb-, V- alloyed, self-shielded and slag-free flux-cored electrode for hardfacing against extreme mineral abrasive wear.

Because of versatile, fine distributed Nb- and V- carbides the deposit has a very good resistance against scratching with medias containing sharp-edged quartz.

The welding wires are used for applications on parts such as excavator lips, dredger teeths, concrete pumps, conveyer srews and other.

The hardness is 64 - 68 HRC

Corthal® 87 Cored Wires

Corthal® 87 is a self-shielded flux cored wire electrode for extremely hard and non- corrosive hardfacing against very high mineral wear also at high temperatures.

The weld deposit has a ledeburitic structure with many various carbides and very hard borides.

A maximum deposit thickness of 8 mm (1-2 layers) is recommended.

Because of a high hardness, the weld metal is only machinable by grinding.

The welding wires are used for applications on parts such as ore processing, mining, brick and tile industry, sand and gravel dredging, cement and concrete industry and other.

The hardness is 64 - 68 HRC
The information presented represents the current view at the time of the specified revision level. Further product development may change these. The details have no legal effect.
Corodur Verschleiss-Schutz GmbH
Wolfsburgstraße 31 a 06502 Thale Germany
+49 3947 4910
+49 3947 491-99
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