Specifications Product specifications and dimensions

• Brand
  Wironit Extrahart
• Item
  Alloy
• Item Type
  Partial Denture
• Quantity
  35oz/Package

Catalog Description As seen in our print catalog

The classical partial denture alloy for clasp prostheses. Successful all over the world since 1953. No permanent deformation in clasps. Easy to cast.
Alloy Characteristics in Standard Values:
Type: (ISO 22674) 5
Density: 8.3 Gm./cm³
Preheating temperature: 950–1050°C
Solidus, liquidus temperature: 1265°C/1395°C
Casting temperature, approx.: 1460°C
Young’s modulus: 185 GPa
Proof strength (Rp 0.2): 615 MPa
Elongation after fracture (A5): 10%
Vickers hardness: 360 HV10