Granite Measuring
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Precision Granite V Blocks
Granite V-Block is widely used in workshops, tool rooms & standard rooms for a variety of applications in tooling and inspection purposes such as marking accurate centres, checking concentricity, parallelism, etc. Granite V Blocks, sold as matched pairs, hold and support cylindrical pieces during inspection or manufacturing. They have a nominal 90-degree “V”, centered with and parallel to the bottom and two sides and square to the ends. They are available in many sizes and are made from our Jinan black granite.
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Precision Granite Parallels
We can manufacture precision granite parallels with a variety of size. 2 Face (finished on the narrow edges) and 4 Face (finished on all sides) versions are available as Grade 0 or Grade 00 /Grade B, A or AA. Granite parallels are very useful for doing machining setups or similar where a test piece must be supported on two flat and parallel surfaces, essentially creating a flat plane.
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Granite Straight Ruler with 4 precision surfaces
Granite Straight Ruler also called Granite Straight Edge, is manufactured by Jinan Black Granite with excellent color and Ultra high accuracy, with the addiction of higher precision grades in order to satisfy all specific user needs, both in workshop or in metrological room.
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Precision Granite Surface Plate
Black granite surface plates are manufactured in high accuracy according to following standards, with the addiction of higher precision grades in order to satisfy all specific user needs, both in workshop or in metrological room.
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Precision Granite Cube
Granite Cubes are made by black granite. Generally granite cube will have six precision surfaces. We offer the high precision granite cubes with best protection package, sizes and precision grade are available according to your request.
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Precision Granite Dial Base
The Dial Comparator with Granite Base is a bench-type comparator gage that is ruggedly built for in-process and final inspection work. The dial indicator can be adjusted vertically and locked in any position.
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Granite Square Ruler with 4 precision surfaces
Granite Square Rulers are manufactured in high accuracy according to following standards, with the addiction of higher precision grades in order to satisfy all specific user needs, both in workshop or in metrological room.
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Granite Vibration Insulated Platform
ZHHIMG tables are vibration-insulated work places, available with a hard stone table top or an optical table top . Disturbing vibrations from the environment are insulated from the table with highly-effective membrane air spring insulators while mechanical pneumatic leveling elements maintain an absolutely level tabletop. (± 1/100 mm or ± 1/10 mm). Moreover, a maintenance unit for compressed-air conditioning is included.