There are 3 main objectives of this study were (1) to design and tear Dies (2) to study the performance and rip hammer, and (3) to evaluate the appropriateness of use. Air rip hammer
, all subjects in the study are summarized in the order: (1) study design
(2) prototype design work (3) creating a prototype specimen (4) Performance Study (5) assessment. right of use (6), data analysis, and (7) the presentation of the data analysis
results showed that
: 1. The mean time of 0.0635 seconds torn nail on line
2. The quality of the tear by tear strips. compared with pegs hammered metal knife. Found to be of good quality, as well as the percentage of 100
3. The reasonable use, tear pegs. Physical characteristics are appropriate to a great extent and nature of work is appropriate skills.
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