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Special Steels

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Properties of high speed steels

1.Positioning of properties

Positioning of properties

2.Hardenability

Hardenability

3.Hardness of high temperture

Hardness of high speed tool steel at 650°C

Hardness of high temperture

4.Grindability

Grindability
Used machines NIPPEI Cylindrical Grinder
Grindstone WA603J7V10W
Ø610 x 65 x
Ø304.8
Peripheral Speed (grindstone) 1820m/min
Grinding depth (aim in-feed) 30µ/pass
Surface to grind 50Ø x 260
Peripheral Speed (materials) 9m/min
Traversing speed 500m/min
Coolant Simillon
Dressing 110mm/min
In-feed of dressing 30µ/pass x 2pass
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