- 26
- Nov
Mbili-cavity sawa shinikizo akaumega pedi mold, disc akaumega pedi mold
Tabia za mold hii ni:
1. Cavity moja inakabiliwa na silinda moja
2. Mold ina cavities nne
3. Msingi (punch) ni joto
4. Muundo huu unaweza kuzalisha aina nyingine za usafi wa kuvunja