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ʻO kekahi mau pilikia i ka hoʻohana ʻana o Polycarboxylate Superplasticizer (IV)
ʻO ka hoʻohālikelike ʻana o ka polycarboxylate superplasticizer me nā mea hoʻohui ʻē aʻe polycarboxylate superplasticizer a me nā superplasticizer he nui ʻaʻole hiki ke hoʻohui ʻia a hoʻohui ʻia i kekahi ʻano like me ka naphthalene a me nā aliphatic superplasticizers. No ka laʻana, ʻo ka hopena maikaʻi ʻole i ka paʻa ʻana o ka plastic slump ka ...Heluhelu hou aku -
ʻO kekahi mau pilikia i ka hoʻohana ʻana o Polycarboxylate Superplasticizer (III)
ʻO ka nui a me ka hoʻohana wai o ka polycarboxylate superplasticizer: ʻO ka polycarboxylate superplasticizer nā hiʻohiʻona o ka haʻahaʻa haʻahaʻa a me ka hoʻohaʻahaʻa wai kiʻekiʻe. I ka manawa he 0.15-0.3% ka nui o ka wai, hiki i ka 18-40%. Eia naʻe, inā liʻiliʻi ka ratio wai-a-binder (ma lalo o 0.4), ...Heluhelu hou aku -
ʻO kekahi mau pilikia i ka hoʻohana ʻana o Polycarboxylate Superplasticizer (II)
ʻO ka hopena o ka lepo lepo o ke one ma luna o ka polycarboxylate superplasticizer he mea make pinepine, ʻoi aku ka ʻike ma mua o ka naphthalene series a me aliphatic superplasticizers. Ke piʻi aʻe ka ʻiʻo lepo, hiki ke hana o conc...Heluhelu hou aku -
ʻO kekahi mau pilikia i ka hoʻohana ʻana o Polycarboxylate
Superplasticizer(I) Post Date: 9,Mei,2022 (一) Ka adaptability o ka polycarboxylate superplasticizer a me ka cementitious mea: Ma ka hana, ua ike ia Polycarboxylate Superplasticizer i maopopo adaptability pilikia i okoa cements a me na ano o ka mineral admixtures, a. ..Heluhelu hou aku -
Pono e hoʻohui i ka mea hoʻohaʻahaʻa wai?
Post Date: 5, Mei, 2022 I ka hui ʻana o ka sima me ka wai, ma muli o ka huki like ʻana ma waena o nā molekala sima, ka hui ʻana o ka neʻe wela o nā ʻāpana sima i loko o ka hopena, nā kumu kūʻē o nā minela sima i ka wā o ka hydration, a me ka ce...Heluhelu hou aku -
Pono e hoʻohui i ka mea hoʻohaʻahaʻa wai?
Ke hui pū ʻia ka sima me ka wai, ma muli o ka huki like ʻana ma waena o nā molekala sima, ka hui ʻana o ka neʻe wela o nā ʻāpana sima i loko o ka hopena, nā kumu kūʻē o nā minela sima i ka wā o ka hydration kaʻina, a me kekahi hui o t.. .Heluhelu hou aku -
ʻO ke kūpono o nā mea hoʻohui me nā mea ʻokoʻa ʻē aʻe o ka palaki
Ka lā i hoʻouna ʻia: 26, ʻApelila, 2022 Nā hopena o ka maikaʻi o ke one i hana ʻia e ka mīkini a me ka hoʻololi ʻana o ka hoʻohui ʻana i ka maikaʻi o ka paʻa. ʻO ka nui o ka hoʻoheheʻe wai o ke one i hana ʻia e ka mīkini e pili ana i ka nalo ʻana o ke kaila i...Heluhelu hou aku -
Ka mālama ʻana i nā kūlana kaiapuni i ka wā e kau ai i nā mea hoʻopaʻa paʻa (III)
ʻO ke anuanu Ma lalo o ke anuanu, ua kau ʻia ka manaʻo nui i ka pale ʻana i ka maloʻo ʻana o ka wā ʻōpiopio a me ka mālama ʻana i nā mahana ambient i ka wā o ka hoʻōla ʻana no ka hoʻoikaika ʻana i ka ikaika. ʻO ka mālama ʻana i ka wela o ka papa i ka wā o ka waiho ʻana a me ka hoʻōla ʻana i ka papa kiʻekiʻe ka mea paʻakikī loa ...Heluhelu hou aku -
Hoʻohui Paʻa: ʻO nā "Heroes Behind" Engineering Projects
ʻO nā mea hoʻohui paʻa, i ʻōlelo ʻia he admixtures no ka pōkole, e pili ana i nā mea i hoʻohui ʻia ma mua a i ʻole i ka wā o ka hui ʻana i ke kaʻa no ka hoʻomaikaʻi ʻana i nā waiwai o ke kaila hou a/a i ʻole ka paʻa paʻa. ʻO nā hiʻohiʻona o ka hoʻohui ʻana i nā ʻāpana he nui nā ʻano a me nā mea liʻiliʻi liʻiliʻi, wh...Heluhelu hou aku -
Ka mālama ʻana i nā kūlana kaiapuni i ka wā e kau ai i nā mea hoʻopaʻa paʻa (II)
Ka Wela Ma lalo o ke ʻano o ka wā wela, ua kau ʻia ka manaʻo nui i ka mālama ʻana i nā manawa hoʻonohonoho paʻa a me ka hōʻemi ʻana i ka nalo ʻana o ka makū mai ke kau ʻana. ʻO ke ala maʻalahi loa e hōʻuluʻulu i nā ʻōlelo aʻoaʻo o ka wā wela no ke kūkulu ʻana i luna, ʻo ia ka hana ma nā pae (pre-placement, placement, and post-placement)....Heluhelu hou aku -
He aha ka ʻokoʻa ma waena o Lignin, Lignosulfonate a me Sodium Lignosulfonate
Ka lā i hoʻouna ʻia: 28, Malaki, 2022 ʻO Lignin ka lua wale nō i ka cellulose i loko o nā mālama kūlohelohe, a ua hana hou ʻia ma ka helu o 50 biliona tons i kēlā me kēia makahiki. Hoʻokaʻawale ka ʻoihana pulp a me ka pepa e pili ana i 140 miliona tons cellulose mai nā mea kanu i kēlā me kēia makahiki, a loaʻa ma kahi o 50 miliona tons lignin by-products, akā ...Heluhelu hou aku -
Ka mālama ʻana i nā kūlana kaiapuni i ka wā e kau ai i nā mea hoʻopaʻa paʻa (I)
Ka lā i hoʻouna ʻia: 21, Malaki, 2022 ʻO nā Toppings, e like me nā ʻāpana ʻē aʻe, e kau ʻia i nā ʻōlelo aʻoaʻo maʻamau no ka hoʻomaʻamaʻa ʻana i ke anuanu a me ke anuanu. He mea koʻikoʻi ka hoʻolālā kūpono a me ka hoʻokō ʻana i ka hōʻemi ʻana i nā hopena maikaʻi ʻole o ka wā ʻoi loa ma luna o ka topping, reinforcement, trimming, cur...Heluhelu hou aku
