{
    "index": {
        "type_name": "default",
        "entity": "UPB_00000474",
        "label": "2"
    },
    "part_level": {
        "part_name": "Sliding door track frame (top & bottom rails with side trims)",
        "affordance": 8,
        "graspable": false,
        "basic_description": "Powder-coated aluminum track and perimeter frame guiding multiple sliding panels; spans nearly the full cabinet opening.",
        "functional_description": "Guides the door panels on low-friction channels and keeps them aligned; mounts rigidly to the carcass.",
        "movement_description": "Stationary; provides horizontal translation paths for the four door panels.",
        "grasp_description": "Not intended to be grasped."
    },
    "basic_info": {
        "material": "metal/Aluminum_Alloy_6063",
        "density": 2.7,
        "young": 69.0,
        "hardness": 95,
        "poisson": 0.33,
        "friction": 0.25
    },
    "kinematic_info": {
        "motion_types": [
            "D"
        ],
        "motion_info": {}
    }
}