ʻO ka mea mua, nā mea maikaʻi o ke kumu granite
1. ʻO ka rigidity kiʻekiʻe a me ke kūpaʻa
He kiʻekiʻe kiʻekiʻe ka Granite (2.6-3.1g /cm³), a hiki i ka modulus Young (elastic modulus) ke hiki i 50-100 GPa, ʻoi aku ka kiʻekiʻe ma mua o ke kila maʻamau (e pili ana i 200 GPa), akā ma muli o kona ʻano isotropic crystal structure, aneane ʻaʻohe deformation plastic i ka hoʻohana lōʻihi. Hoʻohālikelike ʻia me nā mea metala, haʻahaʻa loa ka coefficient thermal expansion coefficient (e pili ana i 5 × 10⁻⁶ / ℃), i ke ʻano o ka hoʻololi ʻana o ka mahana hiki ke mālama i ke kūpaʻa maikaʻi loa, pale ʻia ma muli o ka hoʻonui ʻana i ke anuanu e pili ana i ka pololei o nā lako.
2. Hana maikaʻi hoʻemi haʻalulu
He kiʻekiʻe ka hoʻoheheʻe ʻana o loko o ka hale aniani o loko o ka granite, hiki ke hoʻopaʻa pono i ka haʻalulu kiʻekiʻe a hoʻemi i ke ʻano resonance. Ke hoʻohālikelike ʻia me ke kumu metala, ʻoi aku ka ikaika o ka granite attenuation attenuation i ka laulā o 20Hz-1kHz, e hāʻawi ana i kahi "maʻemaʻe" mua no ka ʻōnaehana hoʻokaʻawale haʻalulu a e hōʻemi ana i ke kaumaha o ka mana hana ma hope.
3. Corrosion kū'ē, non-magnetic, ākea applicability
ʻO ke kūpaʻa kemika Granite, ka ʻakika a me ka pale ʻana i ka corrosion alkali, ʻaʻole e rust a oxidation, kūpono no ka lumi maʻemaʻe, ka haʻahaʻa kiʻekiʻe a i ʻole ka corrosive environment. Eia kekahi, ʻo ka granite kahi mea non-magnetic, ʻaʻole ia e hoʻopilikia i nā mea hana pololei (e like me ka microscopy electron, nā mea ana magnetic, etc.), kūpono no nā hiʻohiʻona noiʻi electromagnetic.
4. ʻO ke ola lōʻihi o ka lawelawe, haʻahaʻa ka uku mālama
He kiʻekiʻe ka paʻakikī o Granite (Mohs hardness 6-7), hoʻohana i ke kūpaʻa, ʻaʻole maʻalahi ka hoʻohana ʻana i ka wā lōʻihi a i ʻole deformation, hiki ke ola i ka lawelawe ma mua o 20 mau makahiki. Ke hoʻohālikelike ʻia me nā mea metala, ʻaʻole ia e koi i ka mālama anti-rust maʻamau a i ʻole lubrication, a haʻahaʻa loa nā kumukūʻai mālama.
5.High pālahalaha a me ka hoʻopau ʻili
Ma o ka wili pololei a me ka polishing, hiki i ka palahalaha o ka base granite ke hiki i ka 0.005mm/m², a me ka roughness ʻili Ra≤0.2μm, e hōʻoia ana i ke kūpono kūpono me nā mea kikoʻī (e like me ka optical platform, laser interferometer) a me ka hōʻemi ʻana i nā hewa hui.
ʻElua, nā hemahema o ke kumu granite
1. Ke kaumaha nui, paʻakikī ke lawe a hoʻokomo
He kiʻekiʻe kiʻekiʻe ka Granite a ʻoi aku ke kaumaha ma mua o ke alumini a i ʻole ke kila ma ka nui like, e hana ana i ka lawelawe ʻana a me ka hoʻokomo ʻana i nā paepae nui e pono ai nā mea hana kūikawā (e like me nā forklifts a i ʻole nā mea hoʻokiʻekiʻe), e hoʻonui ana i nā kumukūʻai hoʻolālā.
2. Kiʻekiʻe brittleness, nawaliwali hopena kū'ē
ʻOiai he paʻakikī kiʻekiʻe ka granite, he mea palupalu a hiki ke haki a hāʻule paha ke loaʻa i ka hopena ikaika (e like me ka hāʻule ʻana a i ʻole ka hui ʻana). No laila, pono e mālama ʻia i ka wā o ka lawe ʻana a me ka hoʻokomo ʻana e pale aku i ka haʻalulu nui a i ʻole ka hopena.
3. He paʻakikī ka hana a he kiʻekiʻe ke kumu kūʻai maʻamau
Pono ka hana ʻana o ka granite i nā mea mīkini kūikawā (e like me CNC stone engraving machine) a me nā mea hana daimana, a ua lohi ka wikiwiki o ka hana ʻana, e hopena i ke kumukūʻai kiʻekiʻe o ka hoʻoponopono ʻana i nā hale paʻakikī (e like me nā lua i hoʻopaʻa ʻia, nā ʻāpana ʻano kūikawā) a me kahi pōʻai lōʻihi.
4. Hiki i ka hoʻololi koke ʻana i ka mahana ke hana i nā microcracks
ʻOiai he kūpaʻa wela maikaʻi ka granite, inā loaʻa iā ia nā loli wela loa (e like me ka neʻe wikiwiki ʻana mai kahi haʻahaʻa haʻahaʻa a hiki i kahi wela wela), hiki mai nā māwae koʻikoʻi liʻiliʻi i loko, a ʻo ka hōʻiliʻili lōʻihi e pili i ka ikaika o ka hale. No laila, pono e hoʻohana ʻia me ka akahele ma nā wahi me nā ʻokoʻa wela nui.
5. ʻAʻohe welding a i ʻole ka hana lua
Hiki ke hoʻololi ʻia ke kumu metala e ka welding a i ʻole machining, akā i ka manawa i hoʻokumu ʻia ai ka granite, aneane hiki ʻole ke hana i nā hoʻoponopono hoʻoponopono (e like me ka wili ʻana, ʻokiʻoki), no laila pono e hoʻolālā pololei ʻia ke kahua hoʻolālā e pale i nā hoʻololi hope.
Ka manawa hoʻouna: Apr-11-2025