QL-W72 New design custome weld neck flat face (ff) flanges

1.Powerful R&D Team 2.Welding/Grinding/Sensitivity 3.Welding Helemts/Machines/Cables 4.Fashion design  

	ADF DX-300F	ADF DX-350D	ADF DX-400S
Optical Class	1 / 2 / 2 / 3	1 / 2 / 2 / 3	1 / 2 / 2 / 3
Viewing Area	90×35mm	90×35mm	92×42mm
Cartridge Size	110×90×9mm	110×90×9mm	110×90×9mm
Arc Sensor	2
Light State	DIN 4
Dark State	Fixed shade 10(11 )	Variable shade, 9 ~13	Variable shade, 9 ~13
Shade Control	-	External,Variable	External,Variable
Power On/Off	Fully Automatic
Sensitivity Control	Unadjustable,Auto	Low — High, by infinitely dial knob	Low-High, by switch button
UV/IR Protection	DIN 16
Power Supply	Solar cells. Re-chargeable battery                       No battery change required	Solar cell. Battery change required2×AAA Alkaline batteries	Solar cells. Re-chargeable batteryNo battery change required
Switching Time	1/5000S,from Light to Dark	1/15000S,from Light to Dark	1/15000S,from Light to Dark
Dark to Light	0.25-0.45S Auto	0.1-1.0S by infinitely dial knob	0.25~0.30S at fast position,     0.65~0.85S at slow position
Low Amperage TIG	≥35amps(DC), ≥35amps(AC)	≥20amps(DC),≥20amps(AC)	≥20amps(DC), ≥20amps(AC)
Grinding Function	NO	NO	NO
Low Volume Alarm	NO	NO	NO
ADF self-check	NO	NO	NO
Operating Tep.	-5°C~+55°C
Storing Tep.	-20°C~+70°C
Warranty	2 Years
Weight	480g
Packing Size	33×23×23cm

QL-W72 New design custome weld neck flat face (ff) flanges