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Type of surface roughne comparison model the machined surface (outside the car park outside the park, planing, grinding, milling, boring hole, flat milling, end milling, grinding), wire cutting, EDM, polishing, casting sand, steel shot blasting, sandblasting surface and polishing surface etc.. It is through the visual and tactile, use the comparative method to check the workpiece to calibrate the surface roughne, and provide guidance for the design of specific proceing methods and the degree of roughne and the intuitive feeling and appearance characteristics can also be used as visual aids in mechanical profeional colleges. Its characteristic parameter is the arithmetic mean deviation Ra of the surface profile. It fully conforms to the national standards GB-6060-2, 3, 4, 5 and the
national verification regulations JJG102 technical requirements.
Main features:
The surface roughne comparison template, the material is nickel alloy, adopts the precision electroforming replication proce, advanced technology, stable quality, the most complete specifications
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