Instructions Owner's manual

Measure what you see.
Additives & Instruments
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BYK-Gardner GmbH · Lausitzer Strasse 8 · 82538 Geretsried · Germany · Tel. [phone] · Fax [phone] · www.byk.com/instruments
199 020 781 E 0904
ENGLISH
How to determine the Buchholz Indentation?
INDENTATION
LENGTH
(mm)
INDENTATION
RESISTANCE
a
B
INDENTATION
DEPTH
(µm)
min. COATING
THICKNESS
(µm)
0,4 250,0 1 3
0,5 200,0 2 6
0,6 166,7 3 9
0,7 142,9 4 12
0,8 125,0 5 15
0,9 111,1 7 20
1,0 100,0 8 20
1,1 90,9 10 20
1,2 83,3 12 25
1,3 76,9 14 25
1,4 71,4 16 30
1,5 66,7 19 30
1,6 62,5 21 35
1,7 58,8 24 35
1,8 55,6 27 40
1,9 52,6 30 40
2,0 50,0 33 45
• Adjust the microscope and count the markings
Buchholz Indentation Tester
Instrument Description
1. Indentation Tool
2. Upper eyepiece to adjust the sharpness of the scale
3. Lower object lens to focus on the surface
4. Illumination
• Place the indentation tester carefully on the surface
for 30 sec.
How to perform the Buchholz
Indentation?
• Mark the position of the instrument pins before lifting it up and
without touching the instrument
How to find the indentation mark?
• Place the plastic guide over the marked position (see picture)
1
4
3
2
1 line marking = 0.05 mm
Example: 36 lines = 1.8 mm
1. Position of indentation
2. Position of pins