Ua hoʻokumu mua ʻia nā huahana Bimetallic no ka ʻoihana mining a me quarrying Australia i ka makahiki 1967. I kēia lā, hana ʻia nā huahana DOMITE a hāʻawi ʻia i nā mākeke honua. ʻO ka paʻakikī abrasive (ʻoi aku ma mua o 700BHN) o ka ʻili hana e lawe mai ia i kahi kūlana hana paʻakikī.
I loko o nā makahiki, ua ulu ʻo Sinco i kahi ʻano o 3,000 mau ʻano like ʻole a me nā nui. ʻO nā noi no nā huahana SHANVIM bi-metal/domite he ākea a ʻano like ʻole, mai ka pale lole kikoʻī ma nā bākeke no nā mea hoʻouka, nā mea ʻeli a me nā mīkini draglines, a i ʻole no nā ʻōlelo aʻoaʻo hammer weld-on no ka ʻoihana kaʻa kaʻa hou, a i ʻole nā linings chute a me nā kihi pahu pōhaku. .
E kamaʻilio me mākou e pili ana i ka hoʻohana ʻana o SHANVIM chocky bar a me ke pihi ʻaʻahu no kāu noi ponoʻī. Loaʻa paha ke hoʻohana pono nei kekahi iā ia no kēlā noi like ma kahi o ka honua.