| Judul | PENELITIAN PEMBUATAN KOMPON KARET UNTUK ROL MESIN PERCETAKAN |
|---|---|
| Tahun | 1993 |
| Pelaksana | Usodo, B.Sc, Drs.Ir. prayitno, M.Sc,Ir. Hadi Musthofa |
| Pembantu Pelaksana | Dra. Murwati, Bambang Priyono, B.Sc,Sumardjono,L. Triyono |
| Kata Kunci | Kompon Karet, Rol Mesin Percetakan |
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font-size:11.0pt; font-family:"Calibri","sans-serif"; mso-ascii-font-family:Calibri; mso-ascii-theme-font:minor-latin; mso-fareast-font-family:"Times New Roman"; mso-fareast-theme-font:minor-fareast; mso-hansi-font-family:Calibri; mso-hansi-theme-font:minor-latin;} </style> <![endif]--> <div align="justify"><span style="font-size: 11pt; line-height: 115%; font-family: "Calibri","sans-serif";">Tujuan dari penelitian ini adalah untuk mendapatkan perbandingan terbaik penggunaan campuran karet alam dengan karet sintesis Nitril dalam pembuatan kompon karet untuk percetakan. Penelitian ini dilakukan dengan memvariasi perbandingan karet alam dengan karet nitril. Dari 100:0 ; 90: 10 ; 80:20 ; 70: 30 ; 60:40 ; 50:50 ; 40:60 ; 30:70 ; 20:80 dan 10: 90. Hasil pengujian baik fisika maupun kimia dengan menggunakan tolak ukur SII 2539-90, Rol karet percetakan, menunjukan bahwa hanya kompon dengan perbandingan karet alam dan karet sintesis 50:50 yang memenuhi persyaratan SII.</span><br /> <span style="font-size:11.0pt;line-height:115%; font-family:"Calibri","sans-serif";mso-ascii-theme-font:minor-latin;mso-fareast-font-family: Calibri;mso-fareast-theme-font:minor-latin;mso-hansi-theme-font:minor-latin; mso-bidi-font-family:"Times New Roman";mso-bidi-theme-font:minor-bidi; mso-ansi-language:EN-US;mso-fareast-language:EN-US;mso-bidi-language:AR-SA"> Kompon yang memenuhi persyaratan tersebut mempunyai sifat fisis tegangan putus 5,18 N/mm2; perpanjangan putus 446,91%; kekerasan shore A 32; pampat tetap 4,11% perubahan setelah pengusangan pada tegangan putus -23,36 %; <span style="mso-spacerun:yes"> </span>pada perpanjangan putus -21,96%; Kekerasan 1,33% shore A; Perubahan volume dalam NaOH -2,41%; dalam oli 2,96%; dalam HCl -4,67% dan di dalam Isooktan 3,14%. </span></div> |
| Kategori | Karet |