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Auto-darkening Welding Helmet,Welding Helmet,Welding Mask-HM-2-PA III
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Wenzhou Xinmei Imp.& Exp.Trading Co.,Ltd.
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Auto-darkening Welding Helmet,Welding Helmet,Welding Mask-HM-2-PA III
| Subject: | Auto-darkening Welding Helmet,Welding Helmet,Welding Mask-HM-2-PA III |
| Update Date: | 2009-12-02 23:39:07.0 |
| Valid Period: |
Never expired
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Description
Model: Welding Mask(HM-2-PA III)
Technical Parameter:
Light shades Avaliable: DIN 4#
Dark shades Avaliable: DIN9-13#
Response Time: Not less than 0.5ms (under the room temperature)
Delay Control: Quick-grade---0.3s, show-grade---2s
Service life: More than 5000h
Viewing Area: 90X40mm
Size of Appearance: 110X90X9mm
Permeating Rate of Ultraviolet Radiation: 313nm<=0.00006% 365nm<=0.000061%
Rermeating Rate of infrared Ray: 780~1300nm<=0.003% 1300~2000nm<=0.0094%
Materials: PA
Weight: 570g
Skype:cnxinmeiemily
MSN:cnxinmeiemily(hotmail)
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