← Back to context Comment by bob1029 7 hours ago > as metal is harder than sandThe contents of sand tend to be substantially harder than metal. 3 comments bob1029 Reply wraptile 6 hours ago It doesn't matter if sand grains have higher Mohs hardness than metal alloys if the sand grains have no structural integrity to actually do anything. varjag 6 hours ago Especially the soft Al or Ti alloys the phones are made of. fakedang 6 hours ago Not to mention, more abrasive - every process engineer's nightmare.
wraptile 6 hours ago It doesn't matter if sand grains have higher Mohs hardness than metal alloys if the sand grains have no structural integrity to actually do anything.
It doesn't matter if sand grains have higher Mohs hardness than metal alloys if the sand grains have no structural integrity to actually do anything.
Especially the soft Al or Ti alloys the phones are made of.
Not to mention, more abrasive - every process engineer's nightmare.