SKF Food Line Y-bearing units, chemical resistance
| Chemical | Example | Concentration | Temperature
|
Time |
| – | – | – | °C (°F) |
min |
| Chlorinated alkalies
|
Mild solution of
caustic soda |
max. 0,5% | 55 .. 70
(130 .. 160) |
5 .. 22
|
| Acidified rinse | Post rinse, fresh
water, acid solution |
pH 5,5 .. 6,0 | RT
|
– |
| Strong alkalies | Caustic soda
|
0,5 .. 5% | max. 90
(195) |
45 .. 90 |
| Strong acids
|
Phosphoric acid,
nitric acid |
pH ~2
|
75 .. 90
(165 .. 195) |
20 .. 30
|
| Sanitizer
|
Sodium hypochlorite
|
200 ppm active
chlorine |
cold
|
2 .. 3
|
| Hot water
|
– | – | 80 .. 90
(145 .. 195) |
– |
| Steam
|
– | – | max. 130
(265) |
– |
