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introduction - Cutters Edge

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REFERENCE<br />

APPROXIMATE CUTTING RATES<br />

MATERIAL<br />

Hard aggregate & steel<br />

Medium aggregates<br />

Masonry, soft aggregate<br />

CUTTING RATE<br />

15-25 sq-in/min (90-160 sq-cm/min)<br />

20-30 sq-in/min (160-190 sq-cm/min)<br />

30-50 sq-in/min (190-320 sq-cm/min)<br />

INCH-FOOT DEFINITION<br />

An in-ft is a measure of how much material is to be cut.<br />

An in-ft is defined as: depth in inches times length in feet.<br />

Note: 129 in-ft = 1m 2<br />

Example: How many in-ft are in this doorway<br />

1. Determine the depth of the cut in inches.<br />

For this example, 8 inches.<br />

2. Determine the length of the cut in feet.<br />

3 + 7 + 3 + 7 = 20 feet<br />

3. Multiply the two numbers.<br />

8 in x 20 ft = 160 in-ft<br />

20

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