- 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
Fibers		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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