It containsmore deoxidizers than ER70S-3. The additional deoxidizers also providebetter wetting, giving a flatter bead shape and the capability of fastertravel speeds. Usually used with 75/25 (argon/CO2) shielding gas orwith higher contents of argon, such as 90/10. Can also be used with100% CO2. Conforms to AWS A5.18 ER70S-6.
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