The quality of electric welding machine, seriously affected the normal operation of the machine. Now on the market a wide variety of electric welding machines, some users in order to save costs, to buy cheap electric welding machine, I do not know is likely to buy the inferior quality of the product, for the use of the hidden security risks. So how to choose the welding machine? Here to introduce the choice of welding machine points.
Purchase point:
1, in the purchase of electric welding machine products, to the formal production enterprises or shopping malls to buy, and to buy a higher market share of the brand name products. Do not covet cheap to small shops to buy, where the quality of the welding machine can not be guaranteed.
2, the purchase, check the product nameplate whether the manufacturers name, address, production specifications, welding current adjusting range and load duration factor and input current and voltage of some of the content, then according to the needs of the work to determine the welding machine you want to buy.
3, the purchase must check whether the product has a grounding screw, grounding screw connection should be good grounding without paint. Whether or not the movement of the machine is clean to ensure that it is safe to use.
4, the buyer may require dealers to provide product quality inspection report or certificate. Because the welder is a national compulsory certification of products, so be sure to buy the product through the 3C certification. Can also search the internet.
5, before the purchase can check the power switch on the front panel of the operation, conversion and installation, the power indicator lights off, the fan is normal, if power supply has abnormal vibration and the buzzing sound, whether there is a smell, if there is a color fever phenomenon appearance, to ensure the quality of the welding machine. Give full play to the performance of electric welding machine.
6, if you want to buy a gas shielded welding machine, but also check before buying accessories are complete, whether there is oil feeding machine, the rotation is stable, the connecting cable insulation is damaged, whether in appearance, in order to ensure the stability of arc.
7, after the purchase, remember to ask for a receipt for the purchase of the business, after the return to the factory maintenance.
If the welding quality can not be guaranteed, is easy to cause electric shock, fire, sealing off the phenomenon, but also endanger the safety of life and property. In order to be able to have a safe use of the environment, do not be careless when shopping.