Writing board paint (HPE)
The company has developed a multi-purpose board with high performance, low pollution and long service life. It has obvious wear resistance, can write 100000 times continuously, the paint film will not have obvious changes, and is easy to clean
The unique advantages of the writing board coating system are reflected in the following aspects:
A. Smooth writing effect
B. Reflectivity is 20% higher than ordinary plate
C. Clearer picture effect
D. Mainly used for teaching
Color writing board paint has a simple color selection system, mainly white board and green board colors
Steel plate is the main substrate for writing board coating
The application of writing paint system is mainly applied in office buildings, teaching and research rooms
|
Test items |
Test indicators |
Experimental method |
Test items |
Test indicators |
Experimental method |
|
Fineness |
≤ 100um |
GB/T 1724-89 |
T-bend |
≤ 6T |
NCCA II-19 |
|
Coating color and appearance |
Flat and smooth, with uniform color |
GB/T 11186. 3 |
MEK wipe resistance |
≥ 100 times |
NCCA II-19 |
|
Chromatic aberration |
△E≤ 2.0 |
Compared with standard plate |
Impact |
None |
GB/T 1732-1993 |
|
Gloss |
Do as required |
GB/T 9754-1988 |
Pencil hardness |
≥ 4H |
GB/T 6739-1996 |
|
Hundred-grid test |
None |
GB/T 9286-1998 |
Salt fog resistance (with bottom 2000Hrs) |
≤ 2mm, scribing on one side |
GB/T 1724-1998 |
|
Dry film test |
Do as required |
GB/T 1724-1998 |
Curing temperature (plate temperature) |
224-241℃ |
Thermometric paper |

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