Ck Worldwide Inc - Tungsten Electrodes - 30 Pack VariesBy:Default Teacher Created Resources Dice for

Teacher Created Resources Dice for grades K and Up comes in a resealable storage bag with teaching tips

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Ck Worldwide Inc - Tungsten Electrodes - 30 Pack VariesBy:Default Teacher Created Resources Dice forTIG welding electrodes usually contain small quantities of metallic oxides which can offer the following benefits: Facilitate arc starting Increase arc stability Improve current carrying capacity of the electrode Reduce the risk of weld contamination Increase electrode life. Oxides used are primarily zirconium, thorium, lanthanum or cerium. Additions are 1% 4%, improve arc initiation, especially when direct current (DC) welding is employed. Thorium