Saw Flashcards

(17 cards)

1
Q

Give a brief description of saw.

A
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2
Q

How does the use of powdered flux restrict the process of saw?

A
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3
Q

What Amps up to is DC positive used in saw?

A
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4
Q

In what circumstance would DC- be used in saw and why?

A
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5
Q

In what circumstance would DC- be used in saw and why?

A
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6
Q

In multiple electrode systems (in saw) which polarity is often the lead arc? Which polarity is the trailing arc? And why?

A
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7
Q

Saw

What is used in the joint of the weld to make sure the electrode runs in line?

A
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8
Q

How are fused fluxes made?

A
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9
Q

What are agglomerated fluxes?

A

Dry blending of powders with wet silicon binders

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10
Q

What are an advantage and disadvantage of fused flux’s?

A
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11
Q

What is an advantage and disadvantage advantage of agglomerated fluxes?

A
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12
Q

What happens when you increase and decrease the arc voltage in Saw?

A
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13
Q

What happens when you increase and the travels speed in saw?

A
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14
Q

What affects do different size electrodes have on weld bead shape and deposition in saw?

A
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15
Q

What affect does a long electrode extension have on the melting rate in Saw?

A
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16
Q

What are gas flats?

17
Q

What power source is usually used for Saw?