Can you scratch glass with steel?

Things That Scratch Glass Anything harder than glass can scratch it. Hardened steel, such as a file, can scratch glass. Titanium, chromium and even sapphires or rubies can scratch glass, while aluminum or a butter knife blade may not.Click to see full answer. Also to know is, can you scratch glass with a knife?Soft – can be scratched by a fingernail, Mohs’ 1-2; Medium – can be scratched by a knife or nail, Mohs’ 3-5; Hard – cannot be scratched by a knife but can scratch glass, Mohs’ 6-9; A relative hardness value of 6.5 means that the mineral could scratch orthoclase (feldspar) but not quartz.Secondly, what mineral can scratch glass? Hardness Hardness Scale Index Mineral Common Objects 4 Fluorite Copper Penny 5 Apatite Glass 6 Orthoclase 7 Quartz One may also ask, can you scratch glass with steel wool? Please be advised: while steel wool and brass wool will not scratch glass, other cleaning abrasives, such as S.O.S. pads, will absolutely scratch it and must never be used to clean it.Can I cut glass with a razor blade?No, a glass cutter is not a knife. You should use a razor blade so the silver film on the back side of the mirror will be as clean as the glass cut. Remember, you will be looking through the glass side when you cut the glass so you can see the cut on the film.

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