PontoLloyd P - Au 77.5%
High-gold-content, extra-hard alloy for metal-ceramic restorations
Commercially available since 1977and accepted worldwide – no known incompatibilities
Medium grain size 20 µm – high corrosion resistance.
Wide range of indications – cost-saving.
Suitable for veneering with composites and conventional ceramics – does not require any additional outlay.
Biocompatible and corrosion-resistant.
Product details
Composition in % by mass | |
Au 77.5 · Pt 9.9 · Pd 8.9 · Ag 1.0 · In 1.4 · Cu · Fe · Ir · Sn · | |
Alloy characteristics | Standard values |
Type (ISO 22674) | 4 |
BEGO colour code | 8 |
Density | 17.9 g/cm3 |
Preheating temperature | 850 °C |
Solidus, liquidus temperature | 1 145, 1 215 °C |
Casting temperature | 1 380 °C |
Young’s modulus | 110 GPa |
Proof strength (Rp0,2) | 490 MPa |
Ultimate strength (Rm) | 675/700 MPa |
Elongation after fracture (A 5) | 5 % |
Vickers hardness | 205 HV5 |
Coefficient of thermal expansion (CTE) 25–500 °C, 10-6 K-1 | 13,8 |
Availability | REF |
PontoLloyd® P, 25gr* | 61087 |
Accessoires | REF |
Laser welding wire : PontoLloyd® P wire, Ø 0,35 mm | 61154 |
BEGO-GOLD solder after firing | 61017 |
Minoxyd Flux | 52530 |
*Sold in 25-gram pack. Price per gram fluctuates according to daily market prices.
The BEGO Colour Code
The areas of colours within the characteristic fields approximately correspond to the intensity of the alloy colours.
Commercially available since 1977and accepted worldwide – no known incompatibilities
Medium grain size 20 µm – high corrosion resistance.
Wide range of indications – cost-saving.
Suitable for veneering with composites and conventional ceramics – does not require any additional outlay.
Biocompatible and corrosion-resistant.
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