Penerapan Sand Mold Casting Kit pada Pembelajaran Pengecoran Logam di SMK

Abstract

Metal casting is one of the competencies learned in mechanical engineering vocational school. It was found that the practices of metal casting at SMK Negeri 7 Semarang were carried out with some limitations. The implementation tended to carry out without relating it to the theory. The application of the sand mold casting kit (SMCK) was aimed to improve the quality of learning in metal casting practice. SMCK consists of practices topics relating to the theory and supported with module. The methods used in this activity were demonstration, practices, and tests. SMCK was introduced and explained through demonstration. It was then followed by practicing using SMCK by the teacher and students. Pre-test and post-test were used to compare student learning outcomes while observation was held to see the enthusiasm of students. The result shows that the application of SMCK has increased students' understanding. There was an increase in the average of student learning outcomes from 42.5 (pre-test) to 79 (post-test). Students’ enthusiasm was indicated by the activeness of the students in following learning processes. The implementation of SMCK brings impacts to the learning processes where it can be conducted effectively and efficiently.

Keywords: SMK, kit, learning, metal casting, sand mold