Use grade aa laboratory plates for precision operations in constant temperature gaging rooms and metrology departments.
Black granite surface plate.
The hardness and stability allow accuracies within millionths of an inch.
The granite used for surface plates has an excellent distribution of hard quartz which provides a.
Solid granite surface plate and angle plates are used for precision layout inspection and tooling setup.
What features should you consider when purchasing a used surface plate.
12 x 9 x 3 48 x 72 x 6 by hhip.
Grade b 9 x 12 black granite surface plate with anab accredited iso17025 certificate.
The overall flatness specifications of standridge granite products meet and surpass the requirements set forth by the federal specification ggg p 463c and asme b89 3 7 2013.
Hhip black granite surface plates various sizes.
The quartz content of these granite surface plates increases the wear resistance of the plate as quartz is a harder stone.
Free shipping on eligible orders.
Precise black granite surface plates.
Black granite is dominantly used in machine bases granite accessories and custom applications for its superior stiffness excellent vibration damping and improved machinability.
Only 18 left in stock order soon.
Along with the high accuracies granite is rust proof non magnetic abrasive resistant non wedging wrap resistant and easily cleaned.
Weight 4 7 out of 5 stars 120 114 95 114.
This publication defines the three standard grades of tolerance for surface plates as follows.
Black granite this type of granite is the preferred standard for granite surface plates due to its greater strength.
Grade a 9 x 12 black granite surface plate.
Hhip 4401 1812 black granite surface plate grade a ledge 0 18 length x 12 width x 3 height 000050 accuracy 80 lb.
Surface plates come in grades of a aa b and ht200 for different applications.
Purchasing a used surface plate or used granite inspection table for sale on ebay can be an affordable way to equip your cnc shop with the necessary.
Some sizes are prime eligible.