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Overview
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Introduction
CBN grinding wheel valve cone grinding machine, this machine tool is a mature and efficient special grinding machine developed and listed in recent years, suitable for engine inlet and exhaust valve cone grinding, with high precision, good stability. Ceramic CBN grinding wheel has long service life and long dressing cycle.
Specification parameter
| Grinding wheel material: | CBN/Ceramic CBN |
| Basic condition of valve before processing | |
| Machining valve range (Other size ranges can be customized) | |
| Head diameter: | 25-50mm, Stem diameter: 5-9mm, Length 80-150mm |
| Can process the valve material | |
| 21-4N, 4Cr10Si2Mo, imported SUH: | 3, SUH:35, etc.; Hardness 25-45HRc |
| Valve condition before machining | |
| Valve stem runout 0.005mm, head runout 0.05m | |
| Valve seat Angle: | 45-60° |
| Machining allowance: | 0.10-0.20mm (diameter) |
| Basic state of valve after processing | |
| Precision after valve machining | |
| Run-out accuracy : | Max0.02mm |
| Seat height: | ±0.03mm |
| Roundness : | Within 0.003mm |
| Surface roughness : | Within Ra0.4 |
| Seat Angle : | ±10' |
| Cycle time | |
| With a processing allowance of 0.2mm as the standard, about 10 seconds/piece | |
