Copper Infused “Spirograph” San Mai Billet, a new creation in the world of San Mai Damascus. At its core, this billet features 1095 steel, known for its excellent edge retention and toughness. Encasing this core are thin layers of nickel that provide enhanced brightness, while subsequent thicker layers of copper add a unique aesthetic flair.
The outermost layers are composed of our Carbon Spirograph Damascus (0-1/Nickel) which is known for its intricate, mesmerizing patterns. These layers are all stacked and fused together, creating a billet that is not only visually stunning but also unparalleled in performance. This Copper Infused Spirograph San Mai Billet represents the pinnacle of craftsmanship, blending traditional techniques with innovative materials for a truly exceptional creation.
Spirograph Copper Infused San Mai is a striking billet built on a high-carbon 1095 steel core, prized for its edge retention and toughness. Surrounding it are thin layers of nickel for added brightness and thicker layers of copper for bold contrast and visual warmth.
The outer faces are forged from our Carbon Spirograph Damascus (0-1/Nickel), renowned for its swirling, intricate patterns. Each layer is carefully stacked and fused to form a billet that’s both a technical marvel and a visual centerpiece.
Tempering: Typical harnesses of 1095 carbon steel after tempering for 2 hours at different temperatures | ||
Grade | Temperature, °C (°F) | Rockwell hardness, HRC |
1095 high carbon steel, carbon content: 0.95% | 205°C (400°F) | 58 HRC |
260°C (500°F) | 57 HRC | |
315°C (600°F) | 52 HRC | |
370°C (700°F) | 47 HRC | |
425°C (800°F) | 43 HRC | |
480°C (900°F) | 42 HRC | |
540°C (1000°F) | 41 HRC | |
595°C (1100°F) | 40 HRC | |
650°C (1200°F) | 33 HRC |
Temperature | Hardness (2hour x2 guidline) |
300°F / 149°C | 65 |
350°F / 177°C | 63-64 |
400°F / 204°C | 60-61 |
450°F / 232°C | 57-58 |
500°F / 260°C | 55-56 |
550°F / 288°C | 53-54 |
600°F / 316°C | 52-53 |