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Moreover, if the quality of pyrite concentrate is further improved, it can be used as photoelectric or magnetic materials [10,11], and thus a great increase in its added value will be achieved.
Experimental Materials and reagents.
Süngün: Journal of Hazardous Materials Vol. 166 (2009), p. 144–149
[5] Yang, C. et al.: Journal of Hazardous Materials, Vol. 167(2009), p. 835-845
[6] Liu, A., Ni, W., Wu, W.: Journal of University of Science and Technology Beijing Vol. 14 (2007), p. 291–296

Materials and methods Experimental material.
The main components of compost raw materials presented in table 1.
Journal of Agro-Environment Science,2009,28 (3):564-569( in Chinese)
Journal of Agro-Environment Science. 2010,29(1): 194-199( in Chinese)
Journal of Henan Agricultural Sciences, 2006(11):65-67( in Chinese)

Thus, the government has tried to solve this problem and increase value of rubber materials for exportation.
Jaturapitakkul, Construction and Building Materials 2007, Vol. 21, p. 1492-1499
Mendes, Construction and Building Materials 2015, Vol. 82, p.31-38
Furtado, Journal of Applied Polymer Science 2002, Vol. 83, p. 2331-2346
Rempel, Journal of Applied Polymer Science 2005, Vol. 98, p. 34-41.

Ignition time is one of the important parameters to characterize the fire hazard of the materials [4, 15].
Mouritz, Post-fire flexural properties of fibre-reinforced polyester, epoxy and phenolic composites, Journal of Materials Science, vol. 37, pp. 1377-1386, 2002
Liew, Experimental study on ignition and combustion characteristics of typical oils, Fire and Materials, vol. 38, pp. 409-417, 2014
Bhargava, Flammability properties for charring materials,” Fire Safety Journal, vol. 38, pp. 219-228, 2003
Quintiere, A theoretical basis for flammability properties, Fire and Materials, vol. 30, pp. 175-214, 2006

Experimental Materials and methods.
White, Self-healing structural composite materials, Composites Part A: Applied Science and Manufacturing. 34 (2003) 743-753
Bond, Biomimetic reliability strategies for self-healing vascular networks in engeneering materials, Journal of the Royal Society Interface. 5 (2008) 735-747
White, Self-healing of internal damage in synthetic vascular materials, Advanced Materials. 22 (2010) 5159-5163
White, Self-healing materials with microvascular networks, Nature Materials. 6 (2007) 581-585

Research on Fracture Mechanics and Dispersed Structure of the Polymeric Composite Materials under Abrasive Processing Aleksandr A.
Different parts can be subject to repair: shafts, shafts bearing journals, cases bearing journals, covers, gear boxes covers, etc.
This allows supposing than chip formation mechanics under cutting these materials will differ from metals processing.
El Wakil Grinding processes for polymer matrix composites, Machining Technology for Composite Materials. (2012), 65-74
Shin Modeling of machining of composite materials: A review, International Journal of Machine Tools and Manufacture. 57 (2012), 102-121

Tribology – Friction and Wear of Engineering Materials[M], London: Edward Arnold, 1992
Journal of Composite Materials, 2007, 41, 559-574
Tribology: Materials, Surfaces & Interfaces, 2008, 2, 200-212
Science China Technological Sciences, 2010, 53, 379-387
Friction and Wear of Materials, Wiley, USA, 1995

Erbium doped tellurite glasses are very interesting materials in the field of basic science and for several photonic applications [10].
All materials were prepared with high purity raw materials (99.99%).
To achieve homogeneity, the liquid materials shaked before poured.
Zainal, Optical properties of ternary tellurite glasses, Materials Science-Poland. 28 (2010) 173-180
Refractive index and optical properties, Journal of Optoelectronics and Advanced Materials. 6 (2004) 747-753

Figure 1 – Etched micrographs of the tested materials over the cross section of the bar material Except for X5CrNi18-10, the materials show a homogeneous structure over the entire cross section.
For the other two materials, the bar stock has a diameter of 20 mm.
The sample geometries and test materials have been described in section 2.
Vollertsen, Size effect in the FE-simulation of micro-forming processesm, Journal of Materials Processing Technology 45 (1994) 371–376
Chan, A constitutive model for modeling of the deformation behavior in microforming with a consideration of grain boundary strengthening, Computational Materials Science, 55 (2012) 85–94

Nowadays, several approaches have been developed for modelling the impact loading of composite materials.
Rivallant, Damage tolerance of composite structures under low-velocity impact, in: V.V Silberschmidt (Eds), Dynamic Deformation, Damage and Fracture in Composite Materials and Structures, Elsevier, 2016, pp. 7-33
Pettermann, A multiscale approach for modelling impact on woven composites under consideration of the fabric topology, Journal of Composite Materials. 52 (2018) 2859-2874
Sapozhnikov, Yarn-level modelling of woven and unidirectional thermoplastic composite materials under ballistic impact, PNRPU Mechanics Bulletin. 3 (2016) 108-119
Reddy, Ballistic impact behaviour of woven fabric composites: Parametric studies, Materials Science and Engineering A. 412 (2005) 104-116.