CoCr Soft Milling Discs

Pre-sintered milling blanks of already proven Scheftner dental alloys.

The powder-based milling blanks are produced in special and own developed methods.
Our manufacturing process ensures excellent handling characteristics and high quality of this product group.

Starbond CoS Soft Disc

Starbond CoS Soft Disc  coming soon 

Binder based and powder pressed milling disc from a sintered CoCrWMo alloy
Starbond CoS Soft Disc is based on our proven dental alloy Starbond CoS. This material has a high bonding with conventional high-fusing (low expansion) ceramics. Free of nickel, lead, beryllium and cadmium. Type 4 pursuant to DIN EN ISO 22674.

Advantages for users:

  • Sinterable with all common sintering furnaces
  • Simplest processing with adjusted milling strategies and tools for PMMA
  • High-strength type 4 alloy with a wide range of applications
  • Biocompatible

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) 585MPa
Ultimate tensile strength 800MPa
Elongation 4%
Elastic modulus 220GPa
Vickers hardness 325HV10
Density 8.5g/cm³
CTE (20-500°C) 14.4 x 10⁻⁶K⁻¹
CTE (20-600°C) 14.7 x 10⁻⁶K⁻¹
Laser weldable Yes
Type (DIN EN ISO 22674) 4


10mm x 98mm with edge Ref. 133610
12mm x 98mm with edge Ref. 133612
14mm x 98mm with edge Ref. 133614
18mm x 98mm with edge Ref. 133618
20mm x 98mm with edge Ref. 133620
25mm x 98mm with edge Ref. 133625