
Kukula kwa filimu yamtundu wa zinc passivation ndi 8-15μm, kuyesa kutsitsi kwa mchere kumapitilira maola 72, ndipo mawonekedwe ake ndi amtundu wa utawaleza. Mukamagwiritsa ntchito trivalent chromium passivation, chitetezo cha chilengedwe chimakhala chabwino kwambiri.
Mutu ndi mawonekedwe a cross-groove countersunk, omwe amatha kubisika pamalo oikapo kuti asunge pamwamba. Kubowola m'mimba mwake kumagwirizana ndi kukula kwa ulusi (monga ST4.2 drill bit diameter 4.2mm), zomwe zimagwirizana ndi GB/T 15856.1-2002 standard.
Kampani yathu imapanga ndikugulitsa mabawuti osiyanasiyana amagetsi, ma hoops, Chalk photovoltaic, zitsulo zophatikizidwa ndi zida, etc.