Jour : 06/26/2026

High-precision granite machine tool base with threaded inserts I. Basic Product DefinitionMade of dense black natural granite (primarily Jinan Green) through integral grinding and shaping, the base features pre-embedded stainless steel threaded inserts (threaded sleeves) on the working surface, sides, and bottom. Replacing cast iron machine tool beds, it serves as a reference base for…

Full Precision Assurance Solution for Granite Machine Tool Bases with Threaded Inserts Common causes of precision failure: internal stress of the stone, stress from embedded inserts, insufficient grinding process, environmental temperature changes, reversed processing sequence, loose inserts, and insufficient rigidity. By controlling the entire process from raw materials → embedding process → grinding and machining…