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#1 Posted : 18 August 2009 09:20:00(UTC)
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Posted By GavinR
Hi Guys,

Does anypne have a document or guideline that advises on the appropriate grade of eye lens filter for different welding operations?

How do you determine that a Grade 10 is required or a Grade 5 is required?

Thanks
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#2 Posted : 18 August 2009 15:04:00(UTC)
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Posted By John Richards
Lens grade Welding current
8 or 9 up to 100a
10 or 11 100a to 300a
12,13,14 300a plus


BS EN 169:1992 (etc)

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#3 Posted : 18 August 2009 15:12:00(UTC)
Rank: Guest
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Posted By Flic
It depends on three things:

The welding process
The material being welded
The current

Shade 5 is unlikely to be adequate for any arc welding process - it is suitable only for gas welding.

Perhaps you could give us more information?

Flic
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#4 Posted : 18 August 2009 15:14:00(UTC)
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Posted By jayjay
Gavin

have you got an email

Regards, JJ
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