He rauemi hiraka karāhe auaha, pakari, ātete ki te wai, ātete ki te kakahu

Whakaahuatanga Poto:

He umanga hangarau matatau a Ningbo VET Energy Technology Co., Ltd. i whakatūria ki Haina. He kaihanga ngaio mātou, he kaiwhakarato hoki i ngā hua patu graphite silicide.


Taipitopito Hua

Ngā Tohu Hua

Ko te karāpiti kua whakakīia he rauemi hiato e piri ana te karāpiti silicon ki te mata o te papa karāpiti. He āhuatanga tōna o te pakeke teitei, te kaha miihini teitei me te ātete kakahu o te karāpiti silicon, tae atu ki ngā āhuatanga whakahinuhinu-ake me te ātete ru wera o te karāpiti. He rauemi waku tino pai me ngā rauemi hiri miihini, e tika ana mō te hiri miihini o ngā papu wai, papu hinu, papu matū, me ngā peera o ngā papu matua tere-teitei me te kawenga-teitei. Hei tāpiri, he pai te ātete waikura o te karāpiti kua whakakīia, te ātete ru wera, te iti o te porosity, me ētahi kawe hiko, ā, ka taea te whakamahi hei rauemi pēnei i ngā oko whakarewa whakarewa me ngā ngongo tauira.

Karāwhite Hiraka (1)

Te hanganga o te siliconizedHe ōrite te karāpeti, he rite te mata ki te taha o roto, ā, ka taea te whakarite i te ōwehenga hanganga o te karāpeti silicon me te karāpeti. Ka nui ake te ihirangi o te karāpeti silicon, ka nui ake te mātotoru o te rauemi, ka teitei ake te kaha pēhi, ā, ka piki ake te ātete.

图片1

He pikitia whakarewa o te siliconizedkarāpeti

(he karāpeti te wāhanga mangu, he karāpeti silicon te wāhanga hina, ā, he silicon te wāhanga mā)

硅化石墨主要技术指标
Ngā tawhā matua o te karāhe hiraka

类别 Taonga 指标 Uara
密度 Kiato 2.4-2.9g/cm³
孔隙率 Pūngao <0.5%
抗压强度Kaha pēhanga >400MPa
抗折强度 Kaha piko

Kaha piko

>120MPa
热导率 Te kawe wera 120W/mK
热膨胀系数Tauwehenga whānui wera 4.5×10-6
弹性模量Te tauwehenga rapa 120GPa
冲击强度Te kaha o te pānga 1.9KJ/m²
水润滑摩擦系数 Waku whakahinuhinu wai 0.005
干摩擦系数Tauwehenga waku maroke 0.05
化学稳定性

Te pumau matū

各种盐,有机溶剂,强酸(HF,HCl,H₂SO4,HNO₃)

Ngā momo tote, ngā whakarewa rauropi,

ngā waikawa kaha (HF, HCl, H₂SO4,HNO₃)

长期稳定使用温度

Te pāmahana whakamahinga pumau mō te wā roa

800℃(氧化气氛), 2300℃(惰性或真空气氛)

800℃ (hauāwhiowhio),

2300℃ (hau korehau, hau korehau rānei)

电阻率 Ātete hiko 120×10-6Ωm

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