| 镁合金低压铸造专用混合保护气体系统 |
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| 引用本文： | 李新雷,郝启堂,介万奇.镁合金低压铸造专用混合保护气体系统[J].铸造,2011,60(3). |
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| 作者姓名： | 李新雷 郝启堂 介万奇 |
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| 作者单位： | 西北工业大学凝固技术国家重点实验室,陕西西安,710072 |
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| 基金项目： | 国家科技支撑计划资助项目，凝固技术国家重点实验室专项经费 |
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| 摘 要： | 研制了一种镁合金低压铸造专用混合保护气体系统.该系统可实现压缩空气、SF6以及CO2三种气体按比例混合,并提供常压熔炼、低压过程保护、泄露保护三路供气支路.实际应用表明,该混气系统可实现对镁合金低压铸造全过程的有效阻燃保护.
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| 关 键 词： | 镁合金 混气系统 低压铸造 |
Gaseous Mixture System Special for Low Pressure Casting Magnesium Alloy |
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| LI Xin-lei,HAO Qi-tang,JIE Wan-qi.Gaseous Mixture System Special for Low Pressure Casting Magnesium Alloy[J].Foundry,2011,60(3). |
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| Authors: | LI Xin-lei HAO Qi-tang JIE Wan-qi |
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| Affiliation: | LI Xin-lei,HAO Qi-tang,JIE Wan-qi(State Key Laboratory of Solidification Processing,Northwestern Polytechnical University,Xi'an 710072,Shaanxi,China) |
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| Abstract: | A gaseous mixture system for low pressure casting magnesium alloy has been developed.This mixture system can mix SF6,CO2 and compressed air in certainly proportion,and offers three channels of protective gas for smelting,low pressure casting and leakage safeguard of crucible.The practical application shows that the mixture system can offer good ignition-proof protection during the low pressure casting of magnesium alloy. |
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| Keywords: | magnesium alloy gaseous mixture system low pressure casting |
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