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Properties of principal fibers |
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Diameter
μm |
Ultimate Stress
Mpa |
Strain
% |
Modulus
Gpa |
Density
Kg/m³ |
Specific Stress
(Mpa*m³/Kg) |
Cellulose/
lignin |
Microf.
Angle 0° |
| Broom |
50-80 |
400-800 |
2,5-4,5 |
15-30 |
1250 |
0,32-0,64 |
75-85/5-6 |
< 10 |
| Ramic |
16-120 |
800-1000 |
1,7-3 |
50-80 |
1560 |
0,51-0,64 |
70-80/0,5-1 |
6,0-10,0 |
| Pincapple |
20-80 |
400-1000 |
0,8-1,6 |
34-82 |
1440 |
0,28-0,69 |
84-5/12-7 |
14-80 |
| Banana |
80-250 |
500-700 |
2-3,5 |
7,7-20,8 |
1350 |
0,37-0,52 |
63-64/5 |
11 |
| Palmyra |
70-1300 |
95-220 |
3,2-11 |
3,3-7,0 |
1090 |
0,09-0,20 |
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30 |
| Sisal |
50-300 |
500-600 |
3,0-7,0 |
9,4-16 |
1450 |
0,34-0,41 |
66-72/14-10 |
18-22 |
| *Coir |
12,0-24,0 |
100-200 |
15-20 |
4,0-6,0 |
1150 |
0,09-0,17 |
32-43/40-45 |
30-49 |
| Jute |
25-120 |
400-700 |
1,5-2 |
2,5-15 |
1450 |
0,28-0,48 |
63-70/12 |
7,0-9,0 |
| Hemp |
16-50 |
400-700 |
1,6-2,5 |
35 |
1480 |
0,27-0,47 |
70-88/3-4 |
6,0-10,0 |
| Kenaf |
15-30 |
350-600 |
2,5-3,5 |
40 |
1500 |
0,22-0,40 |
75-90 |
9,0-15,0 |
| Cotton |
15-25 |
300-600 |
5,0-8,0 |
4,0-12,0 |
1520 |
0,20-0,39 |
90-95/0 |
20-30 |
| Flax |
12,0-30,0 |
900-1200 |
2,0-3,0 |
100 |
1540 |
0,58-0,80 |
71/2,2 |
6,0-10,0 |
| Carbon |
6-10,5 |
1700-2400 |
1,4-1,8 |
180-415 |
1880 |
0,90-1,28 |
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| Glass |
2,5-15 |
1400-2500 |
2,5-5 |
68-96 |
2540 |
0,57-0,98 |
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| * Values highly
variable depending the part of plant from which fibres are obtained. |
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Kenaf and Hemp? Yes, please! 
Company
Technical info
K.E.F.I. S.p.A.