A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
The invention provides a high-strength reactive sintering silicon carbide sealing ring, which comprises the following raw materials in parts by weight: 50-60 parts of silicon carbide, 20-30 parts of polyurethane, 10-15 parts of cane sugar, 5-8 parts of chromium powder, 5-8 parts of ferromanganese, 4-6 parts of boron nitride, 3-7 parts of nickel, 3-6 parts of niobium, 25 parts of aluminum oxide, 13parts of barium carbonate, 1-2 parts of talcum powder, 0.5-1 part of wollastonite and 0.5-1 part of bentonite. The invention further discloses a method for preparing the sealing ring, and compressionmolding equipment independently researched and developed in the preparation process. According to the invention, not only is production efficiency of the sealing ring improved, but also energy can besaved.
本发明提供了一种高强度反应烧结碳化硅密封环，包括以下原料：50‑60重量份碳化硅，20‑30重量份聚氨基甲酸酯，10‑15重量份蔗糖，5‑8重量份铬粉，5‑8重量份锰铁、4‑6重量份氮化硼、3‑7重量份镍、3‑6重量份铌、2‑5重量份氧化铝、1‑3重量份碳酸钡、1‑2重量份滑石粉、0.5‑1重量份硅灰石和0.5‑1重量份膨润土，本发明还公开了制备该密封环的方法以及在制备过程中自主研发的压制成型设备，不仅提高密封环的生产效率，还可以节约能源。
The invention provides a high-strength reactive sintering silicon carbide sealing ring, which comprises the following raw materials in parts by weight: 50-60 parts of silicon carbide, 20-30 parts of polyurethane, 10-15 parts of cane sugar, 5-8 parts of chromium powder, 5-8 parts of ferromanganese, 4-6 parts of boron nitride, 3-7 parts of nickel, 3-6 parts of niobium, 25 parts of aluminum oxide, 13parts of barium carbonate, 1-2 parts of talcum powder, 0.5-1 part of wollastonite and 0.5-1 part of bentonite. The invention further discloses a method for preparing the sealing ring, and compressionmolding equipment independently researched and developed in the preparation process. According to the invention, not only is production efficiency of the sealing ring improved, but also energy can besaved.
本发明提供了一种高强度反应烧结碳化硅密封环，包括以下原料：50‑60重量份碳化硅，20‑30重量份聚氨基甲酸酯，10‑15重量份蔗糖，5‑8重量份铬粉，5‑8重量份锰铁、4‑6重量份氮化硼、3‑7重量份镍、3‑6重量份铌、2‑5重量份氧化铝、1‑3重量份碳酸钡、1‑2重量份滑石粉、0.5‑1重量份硅灰石和0.5‑1重量份膨润土，本发明还公开了制备该密封环的方法以及在制备过程中自主研发的压制成型设备，不仅提高密封环的生产效率，还可以节约能源。
High-strength reactive sintering silicon carbide sealing ring and preparation method thereof
一种高强度反应烧结碳化硅密封环及其制备方法
2021-01-26
Patent
Electronic Resource
Chinese
IPC:
C04B
Kalk
,
LIME
/
B28B
Formgeben von Ton oder anderen keramischen Stoffzusammensetzungen, Schlacke oder von Mischungen, die zementartiges Material enthalten, z.B. Putzmörtel
,
SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS, SLAG OR MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
/
F16J
Kolben
,
PISTONS
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