Closable type automatic material throwing copper furnace cover used for continuous casting of copper and aluminum composite materials
Patent Information
- Authority / Receiving Office
- CN Β· China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- YANTAI FISEND BIMETAL
- Publication Date
- 2017-05-10
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Abstract
Description
technical field
[0001] The invention belongs to the technical field of metallurgical equipment, and in particular relates to a sealable automatic feeding copper furnace cover for continuous casting of copper-aluminum composite materials. Background technique
[0002] At present, the melting and holding furnace cover for copper alloy casting generally uses the traditional furnace cover or is designed as a normally open integral furnace cover. This type of melting and holding furnace cover has many disadvantages in the long-term use process: a. Poor airtightness. When the furnace cover is often open or the airtightness is not good, the air outside the furnace and the furnace are in a state of alternating flow. At this time, the copper liquid in the furnace can easily absorb harmful gases such as hydrogen and oxygen, which makes the castings prone to casting defects such as pores. Lead to a decline in product quality; b Manual feeding. When adding copper plates, workers feed m...