High Speed Steel

DESCRIPTION
BÖHLER S705 – “The industrial one”

The conventional high-speed steel for industrial applications in machining. With a well-balanced alloy position and cobalt content, this type always manages to get the job done. Cobalt-alloyed molybdenum high-speed steel with high hardness, excellent cutting properties, outstanding compressive strength, high hot hardness, and good toughness.
Property Features

• Toughness & Ductility: good
• Wear Resistance: high
• Compressive strength: very high
• Edge Stability: high
• Grindability: good
• Hot Hardness (red hardness): very high

Specification

Compressive strength	Grindability	Through hardenable	Toughness	Wear resistance	Edge Stability
★★★☆☆	★★★☆☆	★★★★☆	★★☆☆☆	★★☆☆☆	★★★★☆

Chemical Composition

C	Cr	Mo	V	W		Co
0.29	4.10	5.00	1.90	6.20		4.80

Chemical composition (average %)

Applications

• Blades for Sawing Machines
• Broaches and Reamers
• Building Industry
• Cold Forming / Coining
• End Mills
• Gear Cutting, Shaving and Shaping Tools
• Other Oil and Gas + CPI comps.
• Special Cutting Tools
• Twist Drills and Taps
• Well Logging Tools