Please go easy on me, I'm new to razors. But whyyyy do some razors have a double plunge line??
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Please go easy on me, I'm new to razors. But whyyyy do some razors have a double plunge line??
I believe the OP is referring to the double stabiliser found on some razors.
Sorry guys, I thought everyone called it a plunge line.. The area where the grind would start. Some razors have two, one shallower than the other, just wondering the reason for this. I originally posted in the custom build section but this must have gotten moved. Thanks
You might find this section on razor anatomy nomenclature to be useful The straight razor - Straight Razor Place Library as a reference.
Bob
When razors started getting being ground more hollow there were issues with support of the material. A single stabilizer / plunge line was used to provide some support. Some makers used two stabilizers to incrementally increase the hollowness. You can see other ways makers tried to stabilize the long thin blade with a "belly" grind. Lemme see if I can find some pics...
Attachment 224812Attachment 224813
Hope this helps it make sense a bit.
And they look a lot sexier too.
having recently honed an Ern 7/8 full hollow without shoulders I can say that they are very pressure sensitive for honing and flex quite easy
A properly ground razor with double plunge lines should be as easy to hone as a shoulderless blade, because the shoulders should not normally touch the stone, though admittedly it is usually a close call. That said, they only serve a purpose on full hollow razors.
Mind you, with a bit of practice, the existence of the shoulder lines should not have any effect on how you hone the blade.
Even with a shoulderless grind one has to be mindful of the fact that if you draw a perpendicular line up from the end of the cutting edge at the heel, you will be into the tapered part of the shank face. At least that's how it is on my two shoulderless blades
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thanks a lot fellas, and thanks for the link and pics Bob and Matt