Properties

- 2. Mechanical Properties -


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Tensile properties of Technora are shown in the following Table and Graphs, in comparison with other industrial fibers.

Table 3   Tensile Properties of Industrial Fibers
Fibers Density Tensile Strength Tensile Modulus Elongation
at break
g/cm3 cN/dtex kg/mm2 cN/dtex kg/mm2 %
Aramid Technora 1.39 24.5 347 530 7500 4.5
PPTA (reg) 1.44 20.8 300 500 7470 3.5
PPTA (HM) 1.45 21 304 720 10700 2.7
MPIA 1.38 4.6 65 53 700 40
Organic
Fiber
Polyester 1.38 8.1 115 90 1300 13
Nylon 66 1.14 9.1 106 82 1300 20
HMPE 0.98 29 290 880 8800 3.5
Polyarylate(HT) 1.41 23 329 529 7600 3.8
Polyarylate(UM) 1.37 19 271 777 10900 2.4
Inorganic
Fiber
Steel 7.85 3.3 275 200 21500 1.9
E-glass 2.58 7.8 205 280 7500 2.0
Carbon
(PAN HT)
1.76-1.80 22.3-27.8 400-510 1330-1340 24000-24500 1.7-2.1
Carbon
(PAN HM)
1.79-1.97 16.9-27.4 340-500 2100-3300 39000-66000 0.5-1.3


Wet strength is same as dry strength.
Knot strength and loop strength are respectively about 25% and 40% of tensile strength.
Impact strength is high.
As shown in following graph, strength remarkably increases according to the stretching speed.

Graph 1


Graph 2





1. Standard Performance
2. Mechanical Properties
3. Fatigue Resistance
4. Dimensional Stability
5. Thermal Properties
6. Chemical Properties
7. Other Properties

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