Grades of granite to consider when looking at a granite surface plate for sale.
Inspection granite surface table.
They are free from temperature distortion and offer an exceptionally sturdy measuring environment due to their thickness and weight.
Tru stone granite surface plates and granite inspection plates meet or exceed all of the requirements set forth in this specification.
There are threaded fixturing holes spaced in a 6 25 x 9 grid.
Use grade aa laboratory plates for precision operations in constant temperature gaging rooms and metrology departments.
Aa this is a laboratory grade granite surface.
The granite used in a granite surface plate is graded by quality with these four levels of quality.
12 long x 12 wide x 4 thick granite inspection surface plate a inspection grade 0 0001 unilateral tolerance includes nist traceability certificate msc 86432879 starrett 80604 ships.
Our high quality black granite surface plates provide the strongest most durable and stable surfaces available.
Precision granite surface plates are manufactured to meet or exceed the tolerances specified by asme b89 3 7 2013 and federal specification ggg p 463c a precision granite calibration certificate is included with every surface plate guaranteeing overall surface flatness and repeat gage measurements and is traceable to n i s t.
Buy a precision granite surface plate for precise part measurement part inspection and other applications.
Or equivalent national or international organization.
At present there is no defining specification for granite angle plates parallels or master squares.
The base is 8 thick.
Finding an affordable surface plate or granite inspection table for sale on ebay can be an easy way to upgrade your shop.
Surface plates come in grades of a aa b and ht200 for different applications.
Granite surface plates and tables are a must for accurate measurement and provide a stable environment for inspection.
Align the markings on the bottom of the granite plate with the supports on the stand.
In stock and ready to ship.
Three point fixed suspension stands are recommended to minimize sag and warp thus maximizing accuracy long term.
Choose from our selection of granite tables including granite flat surface plates stands for granite flat surface plates and more.
A steel support stand is required to use any granite surface plate.
The backsplash is 22 tall.
Solid granite surface plate and angle plates are used for precision layout inspection and tooling setup.
This granite table is 54 wide 37 5 deep overall 29 25 usable depth and measures 30 from the bottom of the base to the top of the backsplash.
