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2008
WENZHOU CHUTIAN IMP.& EXP.CO.,LTD
welding helmet(HM-2-PAF)
The oversize design of viewing area(108X80mm)has expanded the welder’s vision range ultraviolet radiation permeability：313nm≤0．00006% 365nm≤0．000061% infrared ray permeability：780 ~ 1300nm≤0．003% 1300 ~ 2000nm≤0．0094% material：PA weight：weight570g
