Starbond CoS Disc basic

CoCrWMo milling disc from our proven and successful product line Starbond CoS.

This high-end product is specially designed for industrial milling units and is particularly suitable for the manufacture of crowns, bridges, frameworks, telescopes, bars, attachments and implant-supported superstructures. Free of nickel, Beryllium, lead and cadmium. Type 4 pursuant to DIN EN ISO 22674.

Advantages for users:

• Excellent CTE of 14.2 ensures flexibilty in ceramic selection
• No cooling phase required, depending on the ceramics
• Biocompatibile
• Easy polishing
• Excellent metal-ceramic bonding
• Laser weldable
• Dry and wet milling

Composition in percent by mass:

• Co: 59%
• Cr: 25%
• W: 9.5%
• Mo: 3.5%
• Si: 1%
• C,Fe,Mn,N: <1%

Technical properties:

• Proof stress (Rp 0.2): 441MPa
• Ultimate tensile strength: 639MPa
• Elongation: 14%
• Elastic modulus: 235GPa
• Vickers hardness: 281HV10
• Density: 8.8g/cm³
• CTE (20-500°C): 13.9 x 10⁻⁶K⁻¹
• CTE (20-600°C): 14.2 x 10⁻⁶K⁻¹
• Laser weldable: Yes
• Type (DIN EN ISO 22674): 4