EDM finish scale to VDI 3400 surface comparison pattern

Name: EDM finish scale to VDI 3400 surface comparison pattern
SKU: 921.213
Price: 139.00 EUR
Availability: InStock

139,00 EUR

plus 19% tax excl. Shipping costs

Description

Order-No. 921.213

EDM to VDI 3400 surface profile
This comparison sample set includes 12 roughness pattern to
VDI 3400 EDM = Electrical Discharge Machining Definitions, Process, Application
Comparison area:
VDI Ref. 12 / Ra 0,40 µm / Rmax 1,6 µm
VDI Ref. 15 / Ra 0,56 µm / Rmax 2,3 µm
VDI Ref. 18 / Ra 0,80 µm / Rmax 3,2 µm
VDI Ref. 21 / Ra 1,12 µm / Rmax 4,5 µm
VDI Ref. 24 / Ra 1,60 µm / Rmax 6,3 µm
VDI Ref. 27 / Ra 2,24 µm / Rmax 9,0 µm
VDI Ref. 30 / Ra 3,15 µm / Rmax 12,5 µm
VDI Ref. 33 / Ra 4,50 µm / Rmax 18,0 µm
VDI Ref. 36 / Ra 6,30 µm / Rmax 25,0 µm
VDI Ref. 39 / Ra 9,00 µm / Rmax 35,0 µm
VDI Ref. 42 / Ra 12,50 µm / Rmax 49,0 µm
VDI Ref. 45 / Ra 18,00 µm / Rmax 70,0 µm
the individual wear-resistant, stainless reference standards are 12 x 8 mm
on the front with VDI classes 12 to 45 and "VDI 3400 Ref."
on the back, the roughness table with the arithmetic mean roughness values Ra of 0,4 to 18 µm
and the maximum roughness Rmax 1,6 to 70 µm
the special manufacturing process ensures the high precision and the absolute sameness of all samples
external dimensions L x B x H = ca. 125 x 27 x 3 mm
weight 0,028 kg
delivery in protective sleeve