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MANYETO-REOLOJİK ETİLEN PROPİLEN DİEN MONOMER VE DOĞAL KAUÇUK TÜRÜ SENTETİK KAUÇUKLARIN İZOTROP VE ANİZOTROP DURUMDA MEKANİK ÖZELLİKLERİNİN İNCELENMESİ

INVESTIGATION OF MECHANICAL PROPERTIES OF MAGNETO-RHEOLOGICAL ETHYLENE PROPYLENE DIENE MONOMER AND NATURAL RUBBER TYPE SYNTHETIC RUBBERS FOR BOTH ISOTROPIC AND ANISOTROPIC SITUATIONS

Journal Name:

Publication Year:

DOI: 
10.5505/pajes.2015.49389
Abstract (2. Language): 
Magneto-rheological (MR) materials are in a smart material class that has the rheological properties to be quickly and reversibly controlled with the external magnetic field applications. Considering the technological developments the rubber-like smart materials has had a more functional usage area with magneto- rheological effect. This study investigates the axial mechanical properties of magneto-rheological Ethylene Propylene Diene Monomer (EPDM) and Natural Rubber (NR) type synthetic rubbers for isotropic and anisotropic situations. Also, these composite materials were built by means of hot press systems as either isotropic or anisotropic using magnetic field application after addition of ferromagnetic powders. The influence of magnetic field was investigated. In this study, NR rubber was found to be more susceptible in terms of smart material properties unlike EPDM synthetic rubber.
Abstract (Original Language): 
Manyeto-reolojik (MR) malzemeler dış manyetik alan uygulamalarıyla tersinir ve hızlı bir şekilde kontrol edilebilen reolojik özelliklere sahip akıllı(smart) malzeme sınıfındandır. Gelişen teknoloji koşulları göz önüne alındığında kauçuk türü akıllı malzemeler manyeto-reolojik etkilerle beraber daha fonksiyonel bir kullanıma sahip olmuştur. Bu çalışmada, manyeto-reolojik Etilen Propilen Dien Monomer (EPDM) ve Doğal Kauçuk (NR) türü sentetik kauçukların izotrop ve anizotrop durumda tek eksenli yükleme altındaki mekanik özelliklerinin incelenmesi amaçlanmıştır. Bu tür kompozit malzemeler geleneksel sıcak kalıp sistemi yardımıyla izotrop (homojen) ve anizotrop (hizalanmış) olarak ferromanyetik toz ilave edilerek ve manyetik alan uygulanarak elde edilmiştir. Elde edilen kompozit malzemelere manyetik alanın etkisi incelenmiştir. Çalışmada EPDM sentetik kauçuk malzemesinin aksine NR kauçuğunun akıllı malzeme özelliğine daha yatkın olduğu gözlemlenmiştir.
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REFERENCES

References: 

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Pamukkale Univ Muh Bilim Derg, 21(8), 371-375, 2015
(15. Uluslararası Malzeme Sempozyumu Özel Sayısı)
U. Mazlum, R. Gümrük
375
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