Zogulitsa zojambulidwa zojambulidwa ndi mayina a National Kuyang'aniridwa ndi Milertection Carbon Company, ndi Mankhwala Akuluakulu Akuluakulu ndi Mankhwala Osiyanasiyana: Ndi kampani yanyumba yomwe imatha kupanga zinthu zazikuluzikulu zojambula zazikulu za isostatic yokhala ndi mainchesi 800 mm kapena kupitilira apo ndi tinthu tambiri tambiri 18 micron. Zapanga zikwatu za zinthu zazikuluzikulu za graphite pamsika wapabanja. Katunduyu wagwiritsidwa ntchito ndi makasitomala ndipo ali ndi...

Zida Zamagulu : Isostratic graphite > Chimbudzi chojambula