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Journal : Rotasi

Experimental Study : Thermal Variations and Pressure's Impact on Plastic Injection Molding Quality Leksonowati, Nur Fitria; Pamungkas, Nurman; Manurung, Meilani Mandalena
ROTASI Vol 26, No 3 (2024): VOLUME 26, NOMOR 3, JULI 2024
Publisher : Departemen Teknik Mesin, Fakultas Teknik, Universitas Diponegoro

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.14710/rotasi.26.3.50-56

Abstract

This study investigates the effects of varying hot water temperatures (75℃, 85℃, and 95℃) and injection pressures (328 Bar and 928 Bar) on the outcomes of experimental tests in injection molding. Results indicate that at 75℃, 85℃, and 95℃ with an injection pressure of 328 Bar, the product displayed a Short Mold defect despite a slight increase in mass. At 75℃ with an increased injection pressure of 928 Bar, a White Line defect was observed, while at 85℃ and 928 Bar, a defect-free part was produced with optimal mass. However, at 95℃, a Bright Color defect was evident, leading to part rejection despite a slight mass increase. The findings highlight the significance of meticulous parameter selection, with an optimal combination identified as 85℃ hot water temperature and 928 Bar injection pressure for defect-free production in injection molding processes. 
Co-Authors Abda Abda Abulija Maskarai Adhe Aryswan Adi Syahputra Purba Adimas, Adimas Agung Saputra Ali, Sulaiman Ari Wibowo Ari Wibowo Ari Wibowo Arif, Zainal Asrafi Asrafi Aulia Fajrin Baharudin, Budi Batubara, Ninda Batubara, Ninda Hardina Budi Baharudin Budiman Budiman Butar, Hendra Butar Cahyo Budi Nugroho Danang Cahyagi Dimas Prasetyo Domi Kamsyah Dupan, Pandi Dzulfikar, Mohamad Alif Fajrin, Aulia Fedia Restu Fyona, Annisa Gianluca Fenta, Sandro Giat Juangsa Putra, Lalu Hanifah Widiastuti Hendra Saputra Hendra Saputra Hendra Saputra Hendra Saputra Husen Ihsan Saputra Irawan, Benny Haddli Ita Wijayanti James Siregar Jayawarsa, A.A. Ketut Juangsa Putra, Lalu Giat Khollilurrahman, Kholillurrahman Leksonowati, Nur Fitria Leo Van Gunawan Lisa Novianty Manurung, Meilani Manurung, Meilani Mandalena Mega Gemala Meida Perwira Antartika Meilani Mandhalena Manurung Mohamad Alif Dzulfiqar Mufariz, Mufti Fathonah Mufti Fathonah M Mufti Fathonah Muvariz Mufti Fathonah Muvariz Mufti Fathonah Muvariz Muhammad Ismail Mutiarani Mutiarani MUTIARANI MUTIARANI Muvariz, Mufti Fathonah Naufal A Prasetyo Naufal Abdurrahman Naufal Abdurrahman Prasetyo Nidia Yuniarsih Nidia Yuninarsih Nugroho Pratomo Ariyanto Nur Fitria Pujo Leksonowati Nurul Fadhilah Nurul Laili Arifin Nurul Ulfah Nurul Ulfah Pujo, Nur Fitri Purba, Adi Rahman Hakim Restu, Fedia Reynaldi, Muhammad Ryan Rosbandrio, Wowo Roza Puspita Saiful Akhyar Lubis Salman Al Faris Sapto Wiratno Satoto Siregar, James Sriyanto Sriyanto Suheri Suheri Sulistyo Wibowo Surawan, Surawan Syafii, Muhamad Widodo Widodo Widodo Widodo Widodo, Syamsul Bahri Windy Stefani Yogantara Yogantara