Step 4 Calibration Chart for auger or conveyor systems
Link to this table

Date ___Aug 8 2015___________

Spreader # ____A4219______

Material ___Rock Salt____________


Setting Pounds per minute 5 mph (X12) 10 mph (X6) 15 mph (X4) 20 mph (X3)
1 10 * 120 60 40 30
**1.9 1.0 0.6 0.5
2 22 264 132 88 66
4.2 2.1 1.4 1.0
3 34 408 204 136 102
6.5 3.2 2.2 1.6

*top half of each row = lbs/lane mile. To get this number, multiply lbs/min by the factor shown for each speed

**bottom half of each row = lbs/1000 sq ft. To find this, divide the number in the top half by 63