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Pemanfaatan Serat Cangkang Kulit Kopi dalam Pembuatan Beton Polimer dengan Resin Polyester sebagai Perekat
(Universitas Sumatera Utara, 2018)
Research of polymer concrete had been made by using sand, pumice, coffee shell fiber and polyester resin. Research had been done in order to get the best combination. Then, it has pressd by using Hot Press at temperature ...