Title: Environment-friendly surface treatment method for aluminium profile before spray coating
Application Number: 200610123943 Application Date: 2006.12.01
Publication Number: 1970836 Publication Date: 2007.05.30
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: C23C28/00;C23G5/00;C23G1/12;C25D11/08;B05D3/04
Applicant(s) Name: Taishan Kam Kiu Aluminum Extrusion Co., Ltd. Address:
Inventor(s) Name: Liu Yizheng;Yang Cuiyan;Lei Qinghe;Lei Yuanming;Ta
Attorney & Agent: zhouduan yi
Abstract:
    The invention discloses an environment protective aluminium coating front-surface disposing method, which comprises the following steps: 1. cleaning oil on the working piece surface; 2. removing natural oxide film on the working piece surface; 3. acidifying; 4. oxidizing sulfuric acid anode; 5. washing; 6. drying.
Time: 15