Ihe nkiri Kechie Pre-Stretch

Tupu ịgbatịa na-emepụta n'ụdị nke nwere ma na-enweghị ihe ọ bụla. Usoro teknụzụ dị elu na ihe eji ahọrọ nke ọma na-enye anyị ohere ịnye ngwaahịa nwere ike dị elu na oke arụmọrụ.

Atụmatụ:

Otu akwụkwọ mpịakọta nke ihe nkiri Pre-Stretch nwere ọkpụrụkpụ nke 8 μm ruru ihe dị ka 600 m. Tupu ịgbatị bụ nke 13 n'ígwé. E jiri ya tụnyere ihe nkiri gbatịa ọkọlọtọ, ọnụ ahịa mkpuchi na-ebelata ruo 40%.