Penelitian pemanfaatan kulit sapi mentah dari nusa tenggara barat untuk kulit boks

The aim of this study was to identify of the quality upper leather made from dry cow hide taken from West Nusa Tenggara either of leather produced before or after being provided a technical assistance, were compared to them taken from Java. It was carried out by tanning both kinds of hides using selected IRDLAI tanning method. The upper leather produced in this research were physically tested (water absorption, tensile strength, flexibility and bursting strength), chemically tested (water content, ash content, Cr2O3 content, fat content and pH), as well as organoleptic inspection. The physical and chemical tests were six time repeated. A consclusion could be drawn from the organoleptic test result that the quality of Java upper leather were better compared to them of West Nusa Tenggara either before or after having technical assistance, while the quality of upper leathers after having technical guidance by IRDLAI were considered better compared to them before having it. The test result also shown that there was significant difference on fat, water and ash contents, bursting strength of upper leathers, the dry cow hides of which were taken from West Nusa Tenggara, either before or after having technical assistance.