When choosing a CNC lathe suitable for machining automotive hub brake drums, there are some key factors to consider, including machining requirements, production scale, budget, and available workspace. Here are some common CNC lathe types that may be more suitable depending on the situation:

1. CNC turning and milling machine tools: This type of machine tool combines turning and milling functions and is suitable for processing complex parts such as automobile wheel hubs and brake drums. It can complete multiple operations at one time, reducing the number of workpiece clamping and adjustments and improving processing efficiency.
2. CNC Lathe: For smaller-scale production or machining tasks that require high precision, a standard CNC lathe may be a good choice. They are generally more affordable but suitable for relatively simple parts.
3. CNC lathe center: The CNC lathe center has multi-axis control and automatic tool changing functions, and is suitable for complex wheel hub and brake drum processing. They can often handle a variety of different tools and cutters, adapting to different shapes and sizes of workpieces.
4. Large CNC lathe: If you need to process large-size car hub brake drums, such as brake drums for commercial vehicles, then a large CNC lathe may be necessary. These machine tools have larger work areas and greater processing capabilities.
5. Multi-task CNC machine tools: These machine tools have multiple worktables and tool holders, which can process multiple workpieces at the same time or complete multiple operations on the same workbench. This is very helpful for improving production efficiency.
6. Five-axis CNC lathe: If you need to perform complex axial machining, such as multiple inclined or curved surfaces on the part, a five-axis CNC lathe can provide a higher degree of processing freedom to meet the needs of complex wheel hubs and brake drums .

When choosing a CNC lathe, you also need to consider factors such as brand, reliability, maintenance, and training. It’s best to work with a CNC machine manufacturer or supplier who can provide customized recommendations based on your specific needs and budget. Additionally, ensure compliance with all relevant safety standards and regulations to ensure safe operations.