一种铝粉-强化相复合制箔及加工废料循环利用一体化工艺

By employing a process of powder mixing and pressing, pre-sintering, hot rolling densification, and finished product sintering under a protective atmosphere, the problems of aluminum powder oxidation and uneven dispersion of the reinforcing phase were solved, achieving high performance and high resource utilization of aluminum-based composite foils, and realizing high-quality recycling and closed-loop production of waste materials.

CN122400567APending Publication Date: 2026-07-17TAIZHOU SIRUI ADDITIVE TECHNOLOGY CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
TAIZHOU SIRUI ADDITIVE TECHNOLOGY CO LTD
Filing Date
2026-06-22
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing technologies suffer from problems such as easy oxidation of aluminum powder, uneven dispersion of reinforcing phase, low densification efficiency, and difficulty in high-quality recycling of processing waste, resulting in unstable performance and low resource utilization of aluminum-based composite foils.

Method used

The process involves powder mixing and pressing under a protective atmosphere, pre-sintering, hot rolling densification, and finished product sintering. Combined with the clean pretreatment of waste materials and specific particle size control, the process achieves uniform mixing and efficient densification of aluminum powder and reinforcing phase, and recycles the processing waste.

Benefits of technology

It improves the density and performance stability of aluminum-based composite foil, reduces production costs, enhances resource utilization, realizes an efficient closed-loop production mode, and reduces solid waste output.

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Abstract

本发明公开了一种铝粉‑强化相复合制箔及加工废料循环利用一体化工艺,属于粉末冶金技术领域。该工艺包括:将铝粉、强化相粉末与经清洁、破碎处理的铝基复合加工废料再生粉末混合,得到一次复合粉体;在保护气氛下将粉体压制成形并预烧结;随后在保护气氛下热轧,再经真空或惰性气氛成品烧结及控制冷却,制得铝基复合箔材;最后将箔材加工产生的边角料作为废料返回循环。本发明通过预烧结、热轧与成品烧结的阶梯式致密化路径,结合全程防氧化措施,有效提高了箔材致密度与性能稳定性,同时实现了加工废料的高效闭环回用,提升了材料利用率,降低了生产成本与废弃物排放。
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