Composed by a pair of cross-points (CP), a black granite base lapped with accuracy grade 1 and a central T-slot mm 16H8; three adjustable feet on the lower face for smaller sizes. Welded steel stand for bigger sizes.
Granite Surface Plate is in black color with bright, homogeneous structure,good stability, high hardness, anti-rust and chemical-resistance.
Material: Black Jinan granite, India Black Granite
Standard: GB/T 20428-2006, DIN876, JIS
Specification: The maximum workability is 10000mm in length, 8000mm in width and 800mm in height or customize (special size is acceptable following customers’ requirement)
Surface: T-slots, dovetail-shaped slots, holes, etc.
Hardness of the working surface: more than HS70
Surface treatment: ground finish
Precision grade: 00-1
Packaging: Export wooden box