[ RadSafe ] Restoration of plastic display covers on meters

[M K]

Oh, one more thing....if you can, it's a good to support the rear of the
plastic while polishing it-particularly if the plastic is thin or brittle,
otherwise there is a risk of cracking the plastic.

On Thu, Jun 27, 2013 at 2:17 PM, M K <ka2mce at gmail.com> wrote:

> There are plastic polishes that work ok.
> If the scratches are not TOO deep, plain toothpaste, mixed with a bit of
> water will work ok.
> If the scratches are DEEP, then ultrafine abrasive paper can be used to
> remove them, then you will need to polish it to restore the clarity.
> With patience, almost any plastic can be made to look good.
> If you try to use any motorized tool to polish, it must be run at VERY low
> speeds-it you run it too high, the friction will start melting the surface
> of the plastic, which will make things worse.
> The headlamp kits, if intended for plastic should be ok.
>
>
> On Thu, Jun 27, 2013 at 1:50 PM, Robert J. Gunter, CHP <
> rjgunter at chpconsultants.com> wrote:
>
>> Greetings All,
>>
>>
>>
>> I have some meters with plastic coated displays that have been scratched
>> over the years to the point that it becomes hard to read even though the
>> display behind the plastic cover is fine.  We have thought about using one
>> of those headlight restoration products like this one:
>>
>>
>>
>> http://www.tooltopia.com/presta-136816.aspx?utm_source=googlebase
>> <
>> http://www.tooltopia.com/presta-136816.aspx?utm_source=googlebase&utm_mediu
>>
>> m=cse&utm_term=PST136816&utm_campaign=googlebase_18u&gclid=CMD4m8jlhLgCFVNo7
>> Aod0moA6A<http://www.tooltopia.com/presta-136816.aspx?utm_source=googlebase&utm_medium=cse&utm_term=PST136816&utm_campaign=googlebase_18u&gclid=CMD4m8jlhLgCFVNo7Aod0moA6A>
>> >
>>
>> &utm_medium=cse&utm_term=PST136816&utm_campaign=googlebase_18u&gclid=CMD4m8j
>> lhLgCFVNo7Aod0moA6A
>>
>>
>>
>> Has anyone done this to their instruments (like a 450P, E-600, or Electra
>> meter) and could share their experience?
>>
>>
>>
>> Other ideas??
>>
>>
>>
>> Thanks,
>>
>> Rob
>>
>>
>>
>>
>>
>> Robert J. Gunter, MSc, CHP
>>
>> CHP Consultants/CHP Dosimetry
>>
>> www.chpconsultants.com
>>
>> www.chpdosimetry.com
>>
>> Toll Free: (888) 766-4833
>>
>> Fax:  (866) 491-9913
>>
>> Cel:  (865) 387-0028
>>
>> rjgunter at chpconsultants.com
>>
>>
>>
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>