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Any engineer here? Low-density polyethylene plastic wrap question.

433 Views 2 Replies 2 Participants Last post by  noah katz
Hello everyone,

This might be a silly question, and I'm being a bit obsessive but.

I bought a VX229H IPS, matte monitor screen. I also have been using the LDPE (Low-density polyethylene), plastic wrap for a week to protect it from dust after use.

My question is, does this constant putting on and taking of, of the plastic scratches the surface of the screen?

I have been researching a bit into physics hardness, regarding that "The principle is that an object made of a harder material will scratch an object made of a softer material."
Regarding LDPE, I've found the general material proprieties (it includes the hardness in Vickers measurement):

Hardness (Vickers)      7.75e7 ‐ 9.71e7 Pa (metric); 7.9 ‐ 9.9 HV (english units)

So my question is, is the LDPE plastic wrap a safe cover for the screen?, I know that TV displays also come with this same wrap.

Can anyone comment?
1 - 3 of 3 Posts
Hello everyone,

This might be a silly question, and I'm being a bit obsessive but.

I bought a VX229H IPS, matte monitor screen. I also have been using the LDPE (Low-density polyethylene), plastic wrap for a week to protect it from dust after use.

My question is, does this constant putting on and taking of, of the plastic scratches the surface of the screen?

I have been researching a bit into physics hardness, regarding that "The principle is that an object made of a harder material will scratch an object made of a softer material."
Regarding LDPE, I've found the general material proprieties (it includes the hardness in Vickers measurement):

Hardness (Vickers)      7.75e7 ‐ 9.71e7 Pa (metric); 7.9 ‐ 9.9 HV (english units)

So my question is, is the LDPE plastic wrap a safe cover for the screen?, I know that TV displays also come with this same wrap.

Can anyone comment?
Btw I'm referring to the wrap that usually comes with every display.
Presumably the screen is glass, so no problem
1 - 3 of 3 Posts
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