| 发明名称 | Roller press bimetallic annular casing | ||
| 摘要 | A profiled binding for use in a roller press. An alloy containing a high degree of chromium is used. A high wear-resistance of the binding is thereby achieved, said binding not being sensitive with respect to build-up weldings in order to reconstruct the profile after wear. | ||
| 申请公布号 | US9180516(B2) | 申请公布日期 | 2015.11.10 |
| 申请号 | US201113703988 | 申请日期 | 2011.05.06 |
| 申请人 | KHD HUMBOLDT WEDAG GMBH | 发明人 | Frangenberg Meinhard |
| 分类号 | B02C13/20;B22D25/02;B02C4/30;B30B3/00;B30B11/18;B32B15/01;C22C37/10;C22C38/02;C22C38/04;C22C38/44;C22C38/56;B22D13/00 | 主分类号 | B02C13/20 |
| 代理机构 | Greer Burns & Crain, Ltd. | 代理人 | Greer Burns & Crain, Ltd. |
| 主权项 | 1. A casing having a profiling defined by profile combs for a roller press for subjecting particulate material to be ground to high-pressure treatment, comprising: material at an outer surface of the casing being an iron alloy having the following alloy constituents with the following % by weight:ElementMin. % by weightMax. % by WeightC 2.7%2.85%Si0.95%1.02%Mn0.55%0.64%P0.0012% 0.0027% S0.022% 0.027% Cr16.90% 17.50% Mo0.40%1.30%Ni4.35%4.55% wherein the profiling worked in on the surface of the rollers is worked in by one of casting in a mold, by subsequent machining of the surface and by grinding. | ||
| 地址 | Cologne DE | ||