| 项目 | Item | MA1320/500 | MA1320/750 |
| 磨削直径范围 | Grinding diameters | 8～200 mm | 8～200 mm |
| zui大磨削长度 | Max grinding length | 500 mm | 750 mm |
| zui大磨削深度 | Max grinding depth | 125 mm | 125 mm |
| 工作台zui大移动量 | Max travel of table | 600 mm | 800mm |
| 液压移动速度 | Hydraulic traverse speeds | 0.1～4 m/min | 0.1～4 m/min |
| 工作台转动范围 | Swivel range of the table | -5°～+9° | -3°～+9° |
| 工作台手轮-转移动量 | Traverse per turn of wheelhead | 6 mm/r | 6 mm/r |
| 砂轮架快速移动量 | Rapid travel of wheelhead | 20 mm | 20 mm |
| 手轮-转砂轮架移动量 | Traverse per turn of wheelhead | 1 mm | 1 mm |
| 微调捏手转格砂轮架移动量 | Movement per graduation on micro adjustment knob | 0.001 mm | 0.00125 mm |
| 砂轮轴转速 | Speed of wheelhead spindle | 1845 rpm | 2280 rpm |
| 砂轮架移动量 | Traverse of wheelhead | 150 mm | 150 mm |
| zui大砂轮直径 | Max grinding wheel diameter | 400 mm | 400 mm |
| 头架主轴转速 | Speeds of headstock spindle | 60,85,230 rpm | 120,170,460 rpm |
| 电机总容量 | Coolant pump drive motor | 3.32 kw | 4.24 kw |
| 机床外形尺寸（长X宽X高） | Overall dimensions （LxH） | 2000X1420X1600 mm | 2700X1420X1600 mm |
| 机床重量 | Weight of machine | 2100 kg | 2500 kg |
工作精度Working Accuracy
| 项目 | Item | |
| 外圆圆度 | Ex Ternal | 0.003 mm |
| 纵截面内直径 | Cylindricity | 0.005 mm |
| 外圆粗糙度 | Ex Surface | Ra≤0.32 mm |
Main Accessories主要附件
| 1 | 冷却液箱 Coolant tank | 1 set |
| 2 | 开式中心架 Open center rest | 1 set |
| 3 | 砂轮修整器 Grinding wheel dresser | 1 set |
| 4 | 砂轮夹板 Grinding wheel clamp | 2 sets |
| 5 | 砂轮平衡器 Grinding wheel balancer | 1 pc |
| 6 | 合金* Carbide-tipped center | 2 pcs |
| 7 | 半缺* Half center | 2 pcs |
| 8 | 桥板 Bridge plate | 1 pc |
| 9 | 夹头 Chuck | 1 set |
| 10 | 双头扳手 Double end werch | 6 pcs |
| 11 | 内六角扳手 Socket head screw wrench | 5 pcs |
| 12 | 六角套筒扳手 Hexagon socket wrench | 1 pc |
| 13 | 三角胶带 Vblet | 2 pcs |
| 14 | 支点底座 Support iron | 3 pcs |
| 15 | 松卸螺帽 Dismountingnut | 1 pc |
| 16 | 三爪卡盘 Three jaw chuck | 1 set |
| 17 | 闭式中心架 Closed center rest | 1 set |
| 18 | 其他附件 Other accessories | |
