TTK-4
has high strength and hardness which make this an excellent pick for electrodes having very fine details and high requirements for the surface finish.
TTK-4 is a high grade material which is well recognized for its excellent machinability, this without any compromise in terms of wear resistance.
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Surface: [VDI 23 - < 17]
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Grain size: [4 µm]
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Density: [1.78 g/cm3]
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Hardness: [72 Shore]
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Color code: [Gold]
Maximum block size: 210 x 510 x 950 mm