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Welding mask glass(eye-protection glass) |
Welding mask glass(eye-protection glass)
Use:
Penetration of infrared ray and ultraviolet can be stopped effectively
and the strength of incident light is reduced so that the worker’s
eyes are not hurt.
Sizes:
The size of the glass must be accurate and no light can get through
the mask. Normal thickness of the glass can be 2-3.8mm, size is 50
x 108±0.8mm.
Quality:
The glass should be smooth and the color should be even, no scratch
stripes, bubbles, foreign matter, or diminishing, etc. The enlargement
of the glass should not be over 1/8.
Transmission:
Varying with shade number from 8 to 14. |
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