![ATA Tools](https://harveyperformance.widen.net/content/7gmd51urez/png/ATA_SGSPRO_Logo_White.png?position=c&color=ffffff00&quality=80&u=rghc4j">){kind=logo}
![A Harvey Performance Company](https://harveyperformance.widen.net/content/ynknfznzgg/png/ATA_SGSPRO_Logo_Primary_RGB.png?position=c&color=ffffff00&quality=80&u=rghc4j">){kind=logo}
Our Coatings
Engineered Coatings That Maximize Tool Performance
ATA SGSPRO offers a range of high-performance standard coatings—Accelerator-P, Accelerator-N, Accelerator-K, and TiAlN—each purpose-built to deliver peak performance in specific material applications. These advanced coatings boost tool life and efficiency by enhancing properties like heat resistance, lubricity, adhesion resistance, and overall strength.
Every coated tool in our lineup is fully stocked and available for same-day shipping—so you get top-tier performance without the wait.
Accelerator-P
Specially engineered to boost stock removal and prolong tool life.
Coating Color
Green
Materials
Ferrous materials: Steels (< 60HRC), stainless steel and nickel based alloys.
Hardness HIT (indentation hardness)
36±3GPa
Coefficient of Friction (dry)
≈ 0.5 (against steel)
Coating Thickness (microns)
3 μm
Maximum Working Temperature
1832ºF / 1000ºC
Accelerator-N
Optimized coating developed to minimize adhesion and maintain a sharp cutting edge.
Coating Color
Rainbow*
Materials
Non-ferrous materials: Aluminum alloys, titanium, copper and brass alloys, and polymers including composites.
Hardness HIT (indentation hardness)
> 65GPa
Coefficient of Friction (dry)
< 0.10
Coating Thickness (microns)
0.3 μm , 0.8 μm , 1.5 μm
Maximum Working Temperature
932ºF / 500ºC
Accelerator-K
Prevents chip adhesion and improves thermal properties, reducing heat generation within the workpiece.
Coating Color
Bronze
Materials
Cast irons: Gray cast irons, nodular (ductile) cast irons.
Hardness HIT (indentation hardness)
36±3GPa
Coefficient of Friction (dry)
≈ 0.5 (against steel)
Coating Thickness (microns)
3 μm
Maximum Working Temperature
1832ºF / 1000ºC
TiAIN
Preferred for high speed and dry cutting in cast iron, high temperature alloys, hardened steels, and stainless steel.
Coating Color
Gray / Silver
Materials
Ferrous materials: Hard steels, stainless steels, tool steels, HRSAs and cast irons.
Hardness HIT (indentation hardness)
33±3GPa
Coefficient of Friction (dry)
≈ 0.6 (against steel)
Coating Thickness (microns)
3 μm
Maximum Working Temperature
1652ºF / 900ºC
*Variations in color depend on tool dimensions, applications and geometry.