Compound Machining of Tungsten Alloy Aspheric Mould by Oblique …
With the increase in demand for various types of small-aperture aspherical optical parts, the machining of a small tungsten carbide alloy mould with high accuracy is not only required, but essential. Ultra-precision grinding is generally used to process the small tungsten alloy aspheric mould, but there are some grinding marks and surface …
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