Comparing the techniques
It is important to mention some of the disadvantages of dry grinding.
Dry grinding is a process when bits of material are ground from the blade to produce a new sharp edge without using coolant, e.g. water. This creates high heat about 2,350 - 6,900 rpm. Here lies one of the disadvantages of dry grinding: An unexperienced knife sharpener can overheat the blade when grinding – and it tarnishes (blue). At this point, the steel becomes brittle and breaks off quicker.
Here are two examples:
Result of an unprofessional dry grinding work on a Damascus steel:
Mistreatment of the finger guard and burnt steel:
Our long-standing experience helps to avoid such mistakes when dry grinding. We treat the material gently without overheating during grinding. But despite all this, we would always recommend the …
The process of wet grinding is more delicate; however, it has several advantages. During this procedure, each knife is treated individually using an auxiliary tool adjusted to its grinding angle. Nevertheless, your tool becomes much more durable.We recommend taking these facts into account when considering the costs.