Hard chreme yakarongedzwa simbi tsvimbo yakagadzirirwa kushandiswa mune zvinorema-basa zvikumbiro, uko simba uye hurefu uye hurefu hwakakosha. Chinyorwa chechigadziko, kazhinji simbi yemhando yepamusoro, inosarudzwa nesimba rayo, kuoma, uye kugona kutsungirira kushushikana kwakanyanya. Tsvimbo yesimbi iri pasi pehuremu hwekuputika yekugadzira nzvimbo yakatsiga, iyo inobva yabatanidzwa nejira re chromium kuburikidza neElectroplating. Iyi chrome inowedzera zvakanyanya kuomarara kwetsvimbo, zvichiita kuti ive zvakanyanya kupfeka nekubvarura, uye inopa chipinganidzo chakanakisa kurwisa kuora uye ngura. Pamusoro pezvo, kutsiga uye kuomarara kweiyo chrome pleting inoderedza kupokana, kuvandudza kushanda kwemidziyo uye kuendesa hupenyu hwetsvimbo uye zvisimbiso zvaro mune hydraulic uye pneumatic system. Aya matanda anoshandiswa zvakanyanya muzvisungo zvakasiyana-siyana zveindasitiri, kusanganisira hydraulic cydinders, pneumatic cylinders, uye zvimwe zvekushandisa michina zvinoda kunyatsoita basa uye kusimba.