Moderatur dicendi Atratine nostro et aliquanto locum nostro tuus Atratino ex te male illum esse.
Hardness 2300 HV with a friction coefficient of 0.4 and a coat thickness of 2 to 4µ.
Hardness 2000 HV with a friction coefficient of 0.3 and a coat thickness of 3 to 5µ.
Hardness 2500 HV with a friction coefficient of 0.1 to 0.2 and a coat thickness of 2 to 3µ.