Aluminium Formwork
Parizvino, zvivakwa zvakakwirira uye zvepamusoro-soro zvinogadzirwa nekongiri uye rebars. Formwork chinhu chinodiwa kuvaka uye chirimwa. MuChina, kuvandudzwa kwealuminium formwork yakakamurwa kuita zvinhanho zvishanu, ma1950: fomu remapuranga, ma1960: rebar formwork, manual lifting formwork, ma1970: iron iron forwork, hydraulic lifting formwork, 1980s: fixed giant iron steel formwork, 1990s. : Integrated material formwork, uye forwork system. Kusvika parizvino, aluminium formwork iri kushandiswa zvakanyanya munzvimbo zhinji dzekuvaka. Uye iyo yemakwikwi mukana wealuminium yekushanda ndeye inogona kushandiswa pazvivakwa zvine makumi matatu pasi kana kupfuura kakawanda. Naizvozvo, aruminiyamu formwork inokodzerawo veruzhinji mari yekugara uye zvivakwa zvepamusoro-soro.