7 causes that generate cracks when the knife is turned off after the hardening
7 causes that generate cracks when turning off the knife after hardening just out of the hardening furnace. The cracks, cracks or cracks of the...
Hardening
Drilling hardened steel
Drilling hardened steel should not be done but it can happen! It can happen and it shouldn’t happen but if you notice that the knife...
Prederi Ms-TT quenching furnace
Ms-TT tempering oven from Prederi for knives. Today the post is about this additional possibility for those who decide to do the thermal treatments of...
Turning off the hardening blade in oil or water?
Turning off the hardening blade in oil or water? The shutdown phase after the temper is a key moment for a successful hardening! There are...
The inconel and the candy of the knife maker
The inconel and candy of the knife maker. The knife maker candy is called inconel, and it is the “tight-fitting dress” for the knife when...
The temper in forge and the color scale of incandescence
The temper in forge and the color scale of incandescence. The incandescent color scale depending on the temperature is one way to understand at what...
C70 steel and its alternative K720
Steel C70 and its alternative K720. The C70 is one of the steels widely used in cheap cutlery and can be a good steel to...
