tungsten carbide ring pad printing machine

Today, both tungsten carbide rings and ceramic rings work extremely well. The alloy is harder than ceramic ring. It will have a longer life than ceramic ring in steel pad printing plate. But it is not better than ceramic ring for a polymer pad printing plate.  We offers high-quality tungsten carbide steel rings at the most competitive prices for the pad printing machine.   Item Unit tungsten carbide steel Composition   YG8/K30 Density g/cm3 14.8 Hardness HRA 90 Bending Strength MPa 1900 Modulus of Elasticity GPa 605 Thermal Conductivity W/mk…

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