Crushed fibers : short fibers worked in a crusher on blade. Only the lengthes of the longest fibers are mastered.
Technical fibers
CRUSHED ÉCRUE ACRYLIC
1- FIBER: |
|
| Synthetic fiber | (CH2CHCN)n |
PHYSICAL PROPERTIES: |
|
| Reaction to the heat | Averagely flammable - Point of sticking in 290°C |
| Resumed in humidity (%) : (25°C. - 65% H.R.) | 2 |
| Resistance in the UV | Very strong |
| Specific density (g/cm3) | 1,15 |
MECHANICAL PROPERTIES: |
|
| Dry tenacity (cN/Tex) | 25 - 35 |
| Wet tenacity (cN/Tex) | 20 - 25 |
| Dry elongation (%) | 30 - 40 |
| Wet elongation (%) | 30 - 40 |
CHEMICAL PROPERTIES: |
|
| Resistance to acids | Strong |
| Resistance to bases | Strong |
| Resistance to solvents | Very strong |
| Resistance to micro-organisms | Very strong |
| Resistance to oxidizers | Very strong |
| Sensitive to | Hot alkalis - Soluble in the dimethylformamid and the nitric acid with cold |
2- PRODUCTS: |
|
| Diameter of fibers (dTex) | 3 - 4 |
| Diameter of fibers (microns) | 18 - 21 |
| Crushing 1,2 Lenght of fibers (mm) |
0,4 - 1,2 |
| Crushing 0,7 Lenght of fibers (mm) |
0,3 - 0,9 |
| Crushing 0,5 Lenght of fibers (mm) |
0,1 - 0,6 |
Applications
| Fillers | 3 to 6 dTex |
| Concrete | 3 to 6 dTex |
| Paints | 3 to 6 dTex |
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