| abstract |
A kind of casting blank crystallizer, main the surface water jacket being connected with surface copper coin by surface copper coin, the side copper coin being connected to surface copper coin both sides, the side water jacket being connected on the copper coin of side, it is located at the screw on surface copper coin, surface water jacket, side copper coin and side water jacket, the bolt composition being located in screw, it is connected with bolt sleeve in the screw of surface copper coin and side copper coin, and bolt is placed in bolt sleeveļ¼At the thread segment of bolt to have Stress Release section.The utility model can improve at least 10 months use cycles of bolt, is easy to again the replacing dismounting of bolt, it is ensured that slab quality, reduces machine stop times and safeguard labour intensity, improving unit operation rate. |