Articulated TBM Seals
Guiqi separately lists articulated sealing rings for tunnel-boring equipment; request the actual machine reference and joint drawing.
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The same introduction names scraper boards among its surrounding components; request the actual workpiece geometry and material.
Provide a component drawing or existing part reference, required material, dimensions and mating interfaces. Request the proposed component and its dimensional information, with fit checked against the actual host equipment and assembly. Request the current catalogue or drawing for this item, and confirm the offered configuration and supporting documents with the company before specifying an order.