LR-G016 בודק קשיות עיפרון שולחני
Pencil hardness test, also known as “Wolff – Wilborn” experiment, to evaluate the coating with a different hardness value of graphite pencil hardness.
Precision design ensures that the cylinder of the pencil lead can keep unchanged in a 45 ° Angle, and maintaining a constant pressure.
Can leave a mark on the coating hardness value is the smallest pencil can determine the coating hardness level.
- תיאור
- חֲקִירָה
תיאור
LR-G016 בודק קשיות עיפרון שולחני
להשתמש
Pencil hardness test, also known as “Wolff – Wilborn” experiment, to evaluate the coating with a different hardness value of graphite pencil hardness.
Precision design ensures that the cylinder of the pencil lead can keep unchanged in a 45 ° Angle, and maintaining a constant pressure.
Can leave a mark on the coating hardness value is the smallest pencil can determine the coating hardness level.
LR-G016 בודק קשיות עיפרון שולחני
תואם את התקן
GB/T 6739 paint and varnish, paint film hardness pencil method.
| pen point load | 1000 ז |
| גודל חיצוני | 430x160x280 mm |
| מִשׁקָל | 15 ק"ג |
The packing list
Desktop pencil hardness tester
A balance weight
1000 גרם
6 ב – חֲצִי פֶּנסיוֹן – h pencil, 13
