Reference Sphere DK 25, DG 18, M6 (µ50 porosity)

Reference Sphere DK 25, DG 18, M6, ceramic Surface porosity is less than µ50 (Standard porosity is less than µ20)

• diameter sphere: DK = 25 mm
• diameter shaft: DS = 7 mm
• diameter base element: DG = 18 mm
• length: L = 82.5 mm
• connection thread: M6
• material of sphere: ceramic
• Surface porosity: less than µ50
• Sphericity: less than µ0.13

Includes calibraton certificate