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Steatite heat-resistant chalk (chalk welder) Markal FM.400
Chalk talcum for high temperatures Markal FM.400 is used for marking on a heated surface and metal products before heating or welding. Widely used in welding operations for marking parts before and after welding. Marking steatite chalk Markal FM.400 is very popular among welders, so it received its second name - chalk for welder . The inscription applied by this heat-resistant chalk is resistant to a temperature of up to 2000 °C. In the welding process, the chalk does not contaminate the welds.
Markal FM.400 welder can also be used for marking on a number of other materials, including: metal, brick, stone, concrete.
The chalk is made in the form of a bar size: 10 mm x 10 mm x 100 mm
