Nnwale plastik
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DRK209 Nnwale Plasticity
A na-eji DRK209 plasticity tester maka igwe nyocha plastik nwere nrụgide 49N na nlele. Ọ dị mma maka ịlele uru plasticity na uru mgbake nke raw roba, plastic compound, roba compound na roba (usoro efere yiri ya)
