ʻOiai he nui nā waiwai maikaʻi o ka plastic, ʻaʻole hiki i kēlā me kēia ʻano plastik ke loaʻa nā waiwai maikaʻi a pau. Pono nā mea ʻenekinia waiwai a me nā mea hoʻolālā ʻenehana e hoʻomaopopo i nā waiwai o nā plastik like ʻole i mea e hoʻolālā ai i nā huahana plastik kūpono. ʻO ka waiwai o ka plastic, hiki ke hoʻokaʻawale ʻia i ka waiwai kino kumu, ka waiwai mechanical, ka waiwai wela, ka waiwai kemika, ka waiwai optical a me ka waiwai uila, a me nā mea ʻē aʻe. ʻO lākou nā plastics me ka ikaika maikaʻi loa, ka pale ʻana i ka hopena, ka pale wela, ka paʻakikī a me nā waiwai anti-aging. E wehewehe ka ʻoihana Iapana iā ia ma ke ʻano he "hiki ke hoʻohana ʻia ma ke ʻano he ʻāpana a me nā ʻāpana mīkini o nā plastics hana kiʻekiʻe, pale wela ma luna o 100 ℃, hoʻohana nui ʻia i ka ʻoihana".
Ma lalo mākou e papa inoa i kekahi mau mea maʻamaumea hoao:
1.Helu Hehe(MFI):
Hoʻohana ʻia no ke ana ʻana i ka waiwai MFR melt flow rate o nā plastik like ʻole a me nā resins i loko o ke kūlana kahe viscous. He kūpono ia no nā plastics ʻenekinia e like me polycarbonate, polyarylsulfone, fluorine plastics, nylon a pēlā aku me ka wela hoʻoheheʻe kiʻekiʻe. He kūpono hoʻi no ka polyethylene (PE), polystyrene (PS), polypropylene (PP), ABS resin, polyformaldehyde (POM), polycarbonate (PC) resin a me nā mea hoʻoheheʻe plastik ʻē aʻe he haʻahaʻa haʻahaʻa. Hoʻokō i nā kūlana: ISO 1133, ASTM D1238, GB/T3682
ʻO ke ʻano o ka hoʻāʻo ʻana e hoʻoheheʻe i nā ʻāpana palaka i loko o ka wai plastik i loko o kahi manawa (10 mau minuke), ma lalo o kahi mahana a me ke kaomi (nā kūlana like ʻole no nā mea like ʻole), a laila kahe i waho ma kahi anawaena 2.095mm o ka helu o nā grams (g). ʻOi aku ka nui o ka waiwai, ʻoi aku ka maikaʻi o ka hoʻoili ʻana i ka wai o ka mea plastic, a me ka hope. ʻO ka maʻamau hoʻāʻo maʻamau i hoʻohana ʻia ʻo ASTM D 1238. ʻO ka mea ana no kēia maʻamau hoʻāʻo ʻo Melt Indexer. ʻO ke kaʻina hana kikoʻī o ka hoʻāʻo ʻana: ʻo ka polymer (plastic) mea e hoʻāʻo ʻia e hoʻokomo ʻia i loko o kahi ʻāpana liʻiliʻi, a ua pili ka hopena o ke awāwa me kahi paipu lahilahi, ʻo 2.095mm ke anawaena, a ʻo ka lōʻihi o ka paipu he 8mm. Ma hope o ka hoʻomehana ʻana i kahi mahana, ʻoki ʻia ka hopena o luna o ka mea maka i lalo e kekahi paona i hoʻohana ʻia e ka piston, a ana ʻia ke kaumaha o ka mea maka i loko o 10 mau minuke, ʻo ia ka helu kahe o ka plastic. I kekahi manawa e ʻike ʻoe i ka hōʻike MI25g/10min, ʻo ia hoʻi ua hoʻopau ʻia ka 25 grams o ka plastic i loko o 10 mau minuke. ʻO ke kumukūʻai MI o nā plastic i hoʻohana mau ʻia ma waena o 1 a me 25. ʻO ka nui o ka MI, ʻoi aku ka liʻiliʻi o ka viscosity o ka mea palaka a me ka liʻiliʻi o ke kaumaha mole; a i ʻole, ʻoi aku ka nui o ka viscosity o ka plastic a ʻoi aku ka nui o ke kaumaha mole.
2. Universal Tensile Testing Machine (UTM)
ʻO ka mīkini hoʻāʻo ʻenehana honua (mīkini tensile): hoʻāʻo i ka tensile, haehae, kulou a me nā mea hana ʻē aʻe o nā mea plastik.
Hiki ke hoʻokaʻawale ʻia i nā ʻāpana:
1)Ka ikaika tensile&ʻO ka lōʻihi:
ʻO ka ikaika tensile, i kapa ʻia ʻo ka ikaika tensile, e pili ana i ka nui o ka ikaika e koi ʻia e hoʻolōʻihi i nā mea plastik i kekahi ʻano, e hōʻike pinepine ʻia i ka nui o ka ikaika o kēlā me kēia ʻāpana, a ʻo ka pākēneka o ka lōʻihi o ka lōʻihi ka elongation. Ka ikaika tensile ʻO ka wikiwiki tensile o ka specimen he 5.0 ~ 6.5mm / min. ʻO ke ala hoʻāʻo kikoʻī e like me ASTM D638.
2)Ka ikaika lohi&Ka ikaika kulou:
ʻO ka ikaika kulou, i ʻike ʻia ʻo ka ikaika flexural, hoʻohana nui ʻia e hoʻoholo i ke kūpaʻa flexural o nā plastics. Hiki ke hoʻāʻo ʻia e like me ke ʻano ASTMD790 a hōʻike pinepine ʻia i nā ʻōlelo o ka nui o ka ikaika o kēlā me kēia wahi. ʻO nā plastik maʻamau i PVC, Melamine resin, epoxy resin a me ka polyester bending ikaika ka mea maikaʻi loa. Hoʻohana ʻia ʻo Fiberglass e hoʻomaikaʻi i ka pale ʻana o nā plastics. ʻO ka elasticity bending e pili ana i ke koʻikoʻi kulou i hana ʻia i kēlā me kēia ʻāpana o ka deformation ma ka pae elastic i ka wā e piʻo ai ka mea hoʻohālike (ʻano hoʻāʻo e like me ka ikaika kulou). Ma keʻano laulā, ʻoi aku ka nui o ka elasticity bending, ʻoi aku ka maikaʻi o ka rigidity o ka mea plastic.
3)Ka ikaika compressive:
ʻO ka ikaika hoʻoemi e pili ana i ka hiki o nā plastics ke kū i ka ikaika hoʻoemi waho. Hiki ke hoʻoholo ʻia ka waiwai hōʻike e like me ke ʻano ASTMD695. ʻO ka polyacetal, polyester, acrylic, urethral resins a me meramin resins he mau waiwai koʻikoʻi ma kēia ʻano.
3.Mīkini hoʻāʻo hopena cantilever/ Simply i kākoʻo ʻia i ka mīkini hoʻāʻo hopena
Hoʻohana ʻia no ka hoʻāʻo ʻana i ka paʻakikī o nā mea non-metallic e like me ka pepa paʻa paʻa, paipu, mea hana kūikawā, hoʻoikaika ʻia ka nylon, aniani fiber reinforced plastic, ceramic, hoʻolei ʻia i nā mea uila uila, etc.
E like me ke kūlana honua ISO180-1992 "plastic - hard material cantilever impact strength determination"; ʻO ka pae aupuni GB/ T1843-1996 "paʻakikī paʻakikī cantilever hopena hopena hoʻokolohua", ka mīkini hana maʻamau JB/ T8761-1998 "plastic cantilever hopena hoʻokolohua mīkini".
Nā ho'āʻo 4.Environmental: hoʻohālike i ke kū'ē i ka wā o nā mea.
1) ʻO ka incubator wela mau, ka mīkini hoʻomaʻamaʻa wela a me ka haʻahaʻa haʻahaʻa he mau mea uila, aerospace, automotive, home appliances, pena, ʻoihana kemika, noiʻi ʻepekema i nā wahi e like me ke kūpaʻa o ka mahana a me ka haʻahaʻa hoʻāʻo pono pono, pono no nā ʻāpana ʻoihana, nā ʻāpana mua, nā huahana semi-finished, uila, uila a me nā huahana ʻē aʻe, nā ʻāpana a me nā mea no ke kiʻekiʻe o ke anuanu, haʻahaʻa a me ka wela.
2) Ka pahu ho'āʻo elemakule pololei, pahu ho'āʻo UV kahiko (ke kukui ultraviolet), pahu ho'āʻo wela kiʻekiʻe a haʻahaʻa,
3) Hōʻike Hōʻikeʻike Thermal Shock Programmable
4) ʻO ka mīkini hoʻāʻo wela a me ka wela ka mea uila a me nā mea uila, mokulele, kaʻa, nā mea hana home, nā uhi, ʻoihana kemika, ʻoihana pale aupuni, ʻoihana koa, noiʻi ʻepekema a me nā ʻano ʻē aʻe e pono ai ka hoʻāʻo ʻana, He kūpono ia no nā loli kino o nā ʻāpana a me nā mea o nā huahana ʻē aʻe e like me ka photoelectric, semiconductor, nā ʻāpana pili uila, nā ʻāpana kaʻa a me nā ʻoihana pili kino e hōʻino i nā huahana kiʻekiʻe. i ka wā e hoʻonui ai i ka wela a me ka hoʻohaʻahaʻa anu.
5) Kiʻekiʻe a me ka haʻahaʻa wela alternating keena ho'āʻo
6) Xenon-kukui Weather Resistance Test Chamber
7)HDT VICAT TESTER
Ka manawa hoʻouna: Iune-10-2021