CoCr Milling Discs

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, implant-supported superstructures and abutments. 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

Sizes:

08mm x 98.3mm with edge Ref. 133514
10mm x 98.3mm with edge Ref. 133516
12mm x 98.3mm with edge Ref. 133513
13.5mm x 98.3mm with edge Ref. 133511
15mm x 98.3mm with edge Ref. 133517
16mm x 98.3mm with edge Ref. 133518
18mm x 98.3mm with edge Ref. 133512
25mm x 98.3mm with edge Ref. 133525
30mm x 98.3mm with edge Ref. 133530
08mm x 99.5mm without edge Ref. 133504
10mm x 99.5mm without edge Ref. 133506
12mm x 99.5mm without edge Ref. 133503
14mm x 99.5mm without edge Ref. 133501
15mm x 99.5mm without edge Ref. 133507
16mm x 99.5mm without edge Ref. 133508
18mm x 99.5mm without edge Ref. 133502
25mm x 99.5mm without edge Ref. 133509
30mm x 99.5mm without edge Ref. 133510