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Mullite push plate for ceramic metallization furnace and preparation method of mullite push plate
The invention provides a mullite push plate for a ceramic metallization furnace and a preparation method of the mullite push plate, and the mullite push plate for the ceramic metallization furnace comprises the following components in percentage by mass: 30%-40% of high-purity mullite particles, 10%-20% of corundum particles, 10%-20% of andalusite particles, 5%-10% of alumina hollow spheres, 10%-20% of sintered corundum fine powder, 5%-15% of alumina micro powder, 5%-10% of andalusite micro powder and 3%-5% of an additional binding agent; in addition, the high-purity mullite particles are smaller than or equal to 3 mm, the corundum particles are smaller than or equal to 1 mm, the andalusite particles are smaller than or equal to 1 mm, the alumina hollow spheres are smaller than or equal to1 mm, the sintered corundum fine powder is smaller than or equal to 200 meshes, the alumina micro powder D50 is smaller than or equal to 5 microns, and the andalusite micro powder is smaller than orequal to 5 microns. The preparation process of the mullite push plate for the ceramic metallization furnace comprises the steps of mixing, forming, drying and sintering. According to the mullite pushplate for the ceramic metallization furnace, the thermal shock resistance of the push plate can be improved, and the service life is prolonged.
本发明提供了一种陶瓷金属化炉用莫来石推板及其制备方法，所述陶瓷金属化炉用莫来石推板按质量百分比包括下列组分：高纯莫来石颗粒30％～40％，刚玉颗粒10％～20％，红柱石颗粒10％～20％，氧化铝空心球5％～10％，烧结刚玉细粉10％～20％，氧化铝微粉5％～15％，红柱石微粉5％～10％，外加结合剂3％～5％；此外，所述高纯莫来石颗粒≤3mm，所述刚玉颗粒≤1mm，所述红柱石颗粒≤1mm，所述氧化铝空心球≤1mm，所述烧结刚玉细粉≤200目，所述氧化铝微粉D50≤5um，所述红柱石微粉≤5um；所述陶瓷金属化炉用莫来石推板的制备工艺包括：混料、成型、烘干、烧成。本发明中的所述陶瓷金属化炉用莫来石推板能够提高推板的抗热震性，延长使用寿命。
Mullite push plate for ceramic metallization furnace and preparation method of mullite push plate
The invention provides a mullite push plate for a ceramic metallization furnace and a preparation method of the mullite push plate, and the mullite push plate for the ceramic metallization furnace comprises the following components in percentage by mass: 30%-40% of high-purity mullite particles, 10%-20% of corundum particles, 10%-20% of andalusite particles, 5%-10% of alumina hollow spheres, 10%-20% of sintered corundum fine powder, 5%-15% of alumina micro powder, 5%-10% of andalusite micro powder and 3%-5% of an additional binding agent; in addition, the high-purity mullite particles are smaller than or equal to 3 mm, the corundum particles are smaller than or equal to 1 mm, the andalusite particles are smaller than or equal to 1 mm, the alumina hollow spheres are smaller than or equal to1 mm, the sintered corundum fine powder is smaller than or equal to 200 meshes, the alumina micro powder D50 is smaller than or equal to 5 microns, and the andalusite micro powder is smaller than orequal to 5 microns. The preparation process of the mullite push plate for the ceramic metallization furnace comprises the steps of mixing, forming, drying and sintering. According to the mullite pushplate for the ceramic metallization furnace, the thermal shock resistance of the push plate can be improved, and the service life is prolonged.
本发明提供了一种陶瓷金属化炉用莫来石推板及其制备方法，所述陶瓷金属化炉用莫来石推板按质量百分比包括下列组分：高纯莫来石颗粒30％～40％，刚玉颗粒10％～20％，红柱石颗粒10％～20％，氧化铝空心球5％～10％，烧结刚玉细粉10％～20％，氧化铝微粉5％～15％，红柱石微粉5％～10％，外加结合剂3％～5％；此外，所述高纯莫来石颗粒≤3mm，所述刚玉颗粒≤1mm，所述红柱石颗粒≤1mm，所述氧化铝空心球≤1mm，所述烧结刚玉细粉≤200目，所述氧化铝微粉D50≤5um，所述红柱石微粉≤5um；所述陶瓷金属化炉用莫来石推板的制备工艺包括：混料、成型、烘干、烧成。本发明中的所述陶瓷金属化炉用莫来石推板能够提高推板的抗热震性，延长使用寿命。
Mullite push plate for ceramic metallization furnace and preparation method of mullite push plate
一种陶瓷金属化炉用莫来石推板及其制备方法
PAN JIANHUA (author)
2021-02-26
Patent
Electronic Resource
Chinese
IPC:
C04B
Kalk
,
LIME
Method for repairing corundum-mullite push plate and repairing binding material
| European Patent Office | 2022