Effects of injection moulding process parameters on impact strength of polypropylene-hydroxyapatite biocomposite
The present work investigates the impact strength of Polypropylene-Hydroxyapatite (PP-HA) biocomposite for orthopaedic scaffold implants and tissue engineering applications. The effects of injection pressure and speed and cooling time on the impact strength of polypropylene (PP) - hydroxyapatite (HA...
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my.uniten.dspace-232012023-05-29T14:38:23Z Effects of injection moulding process parameters on impact strength of polypropylene-hydroxyapatite biocomposite Manoraj M. Ansari M.N.M. 57200984688 55489853600 The present work investigates the impact strength of Polypropylene-Hydroxyapatite (PP-HA) biocomposite for orthopaedic scaffold implants and tissue engineering applications. The effects of injection pressure and speed and cooling time on the impact strength of polypropylene (PP) - hydroxyapatite (HA) were studied for a wide range of process parameters using injection moulding machine. PP (100 wt%) was processed using injection moulding machine with optimal process settings. Later, PP (99 wt%) with HA (1wt%) was melt-mixed using a twin-screw compounding extruder followed by injection moulding process to prepare the impact test specimens with varying process parameters. The impact of strength test was conducted according to ASTM-D 256 standards on PP and PP-HA biocomposites. The fractured samples were studied for morphological properties using scanning electron microscope. The result shows that injection moulding parameters had a great influence on their impact strength and morphological properties. The best conditions to produce composites of optimum mechanical properties are injection pressure of 30 MPa, injection speed of 15 cc/s and cooling time of 20 s for PP-HA biocomposite. It is known that characterising efficient solutions is an important way to realise the potential of an injection moulding operation. Besides that, by applying all various parameters, we are most definitely able to reduce the time of a real-time injection moulding operation and produce a better quality product. � 2017 Universiti Malaysia Pahang, Malaysia. Final 2023-05-29T06:38:23Z 2023-05-29T06:38:23Z 2017 Article 10.15282/jmes.11.2.2017.2.0236 2-s2.0-85040464330 https://www.scopus.com/inward/record.uri?eid=2-s2.0-85040464330&doi=10.15282%2fjmes.11.2.2017.2.0236&partnerID=40&md5=5183ed31405a0b88aee20f6bd427f02d https://irepository.uniten.edu.my/handle/123456789/23201 11 2 2581 2591 All Open Access, Gold Universiti Malaysia Pahang Scopus |
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The present work investigates the impact strength of Polypropylene-Hydroxyapatite (PP-HA) biocomposite for orthopaedic scaffold implants and tissue engineering applications. The effects of injection pressure and speed and cooling time on the impact strength of polypropylene (PP) - hydroxyapatite (HA) were studied for a wide range of process parameters using injection moulding machine. PP (100 wt%) was processed using injection moulding machine with optimal process settings. Later, PP (99 wt%) with HA (1wt%) was melt-mixed using a twin-screw compounding extruder followed by injection moulding process to prepare the impact test specimens with varying process parameters. The impact of strength test was conducted according to ASTM-D 256 standards on PP and PP-HA biocomposites. The fractured samples were studied for morphological properties using scanning electron microscope. The result shows that injection moulding parameters had a great influence on their impact strength and morphological properties. The best conditions to produce composites of optimum mechanical properties are injection pressure of 30 MPa, injection speed of 15 cc/s and cooling time of 20 s for PP-HA biocomposite. It is known that characterising efficient solutions is an important way to realise the potential of an injection moulding operation. Besides that, by applying all various parameters, we are most definitely able to reduce the time of a real-time injection moulding operation and produce a better quality product. � 2017 Universiti Malaysia Pahang, Malaysia. |
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57200984688 |
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57200984688 Manoraj M. Ansari M.N.M. |
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Manoraj M. Ansari M.N.M. |
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Manoraj M. Ansari M.N.M. Effects of injection moulding process parameters on impact strength of polypropylene-hydroxyapatite biocomposite |
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Manoraj M. |
title |
Effects of injection moulding process parameters on impact strength of polypropylene-hydroxyapatite biocomposite |
title_short |
Effects of injection moulding process parameters on impact strength of polypropylene-hydroxyapatite biocomposite |
title_full |
Effects of injection moulding process parameters on impact strength of polypropylene-hydroxyapatite biocomposite |
title_fullStr |
Effects of injection moulding process parameters on impact strength of polypropylene-hydroxyapatite biocomposite |
title_full_unstemmed |
Effects of injection moulding process parameters on impact strength of polypropylene-hydroxyapatite biocomposite |
title_sort |
effects of injection moulding process parameters on impact strength of polypropylene-hydroxyapatite biocomposite |
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Universiti Malaysia Pahang |
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2023 |
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1806423496029372416 |
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13.222552 |