EDM finish scale to VDI 3400 surface comparison pattern

Name: EDM finish scale to VDI 3400 surface comparison pattern
SKU: 921.213
Price: 135.00 EUR
Availability: InStock

135,00 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

For the practically oriented setting, testing and evaluation of the surface quality of eroded workpieces in visual and tact comparison.

Order-No. 921.014

Surface roughness reference samples for "spark erosion edm" TOP-VERSION !!
with parameters of Ra, Rz (DIN) and N-classes
This comparison sample set includes 8 roughness for the Machining Method Spark Erosion (EDM) 331
Ranges of roughness values:
Ra (µm) 0,4 .... 50
Rz (µm) 2,5 .... 160
N-Groups N5 .... N12
Please note that the terms "CLA" and "AA" mean exactly the same thing as "Ra".
the special manufacturing process ensures the high precision and the absolute sameness of all samples
the individual wear-resistant, stainless reference standards are 24 x 15 mm
external dimensions 130 x 55 x 5 mm
weight 0,090 kg
inclusive instruction manual
delivery in protective sleeve