Needles diamond ruling GOST 17564-85 Type 1
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- Country of manufactureRussia
- Type of diamondNatural
Needles diamond ruling GOST 17564-85 Type 1
The tool is intended for profile editing on the copier of grinding wheels, including, for editing of one-filar rezboshlifovalny circles when grinding high-precision carving surfaces. A working part of a needle is executed in the form of a tetrahedral pyramid from an uglomzatochka between opposite sides 60 and 90 °.
Production of the tool with other angles of sharpening is possible. Eagles are manufactured of high-quality natural crystals of diamond of the extended form weighing 0,21-0,4 carats. At observance of production requirements on operation the needle can be a peretochena to 5-6 times.
Production of engraving needles with caratage 0,02-0,04 and the angle of sharpening of 110 degrees is also possible.