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Physical properties
There is a very long list of physical properties of a paint or paint related product which can be determined by the COT laboratory. Below you can find a list of many important items, together with the method(s) and/or standard(s):
properties | method | standard |
---|---|---|
viscosity | Brookfield flow cup |
ISO 2431 ISO 2431 |
density | pycnometer | ISO 2811 |
fineness of grind | ISO 1524 | |
flash point | Abel Pensky | ISO 1523, ASTM D3278 |
drying times | ISO 9117-3 | |
storage stability | shelf life | |
hiding power | ISO 6504 | |
pinholes | high or low voltage | NACE RP 0188, ISO 2746 |
water vapour permeability | ISO 7783-2, ASTM D1653, DIN 53122 |
|
water permeability | EN 1062-3 | |
water absorption | water uptake | ASTM D570 |
freeze resistance | freeze-thaw stability test | |
chemical resistance | ISO 2812 | |
adhesion | cross-cut pull-off |
ISO 2409 ISO 4624 |
stackability | ISO 9117-2, DIN 53150 | |
hardness | König Pencil shore A |
ISO 1522 ASTM D3363 ASTM D2240 |
elasticity | Erichsen cylindrical mandrel conical mandrel |
ISO 1520 ISO 1519 ASTM D522 |
impact resistance | ASTM D2794, ASTM G17, ISO 6272 |
|
thick film cracking | cyclic temperature test | |
falling nuts chipping resistance |
NEN 5335 ASTM D3170 |
|
scratch resistance | ISO 1518 | |
abrasion resistance | with pad with brush classification falling sand Taber |
ISO 11998 DIN 53778-2 EN 13300 ASTM D968 ASTM D4060 |
heat resistance | temperature test | |
force of traction | flexural strength tensile strength |
ISO 178, ASTM D790 ISO 527, ASTM D412, ASTM D638 |
elongation at break | ISO 178, ISO 527 | |
peel strength | EN 10329 | |
gloss | 60° | ISO 2813 |
colour | CIE 1976 | ISO 11664-4 |
orange peel | ISO 11347 HISWA/COT norm |
|
layer thickness | microscopy | ISO 2808 |
Ask the specialist
Do you have a question about the above or one of our other services? Our specialists are happy to help you!