Calculator

What's your application rating?

Belt Characteristics

Belt Width

<24” width (<610mm)
24” – 42” width (610mm – 1067mm)
>42” – 60” width (1068mm – 1524mm)
>60” – 96” width (1525mm – 2438mm)
>96” width (>2438mm)
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Belt Speed

<300 fpm (<1.5 m/sec)
300 – 600 fpm (1.5 – 3.0 m/sec)
601 – 1000 fpm (3.1 – 5.0 m/sec)
<1000 fpm (>5.0 m/sec)
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Splice Type

Vulcanized (for the entire life of the belt)
Mechanical splices with belt speed below 500 fpm (2.5 m/s)
Mechanical splices with belt speed 500 fpm (2.5 m/s) or greater
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Material Characteristics

Abrasiveness

Mild (CEMA Standard 550 code 5, Abrasive index 1-17)
Medium (CEMA Standard 550 code 6, Abrasive index 18-67)
Severe (CEMA Standard 550 code 7, Abrasive index 68-416)
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Stickiness/Moisture Content

Mild/Dry (<2% moisture by weight)
Medium/Moist (2-8% moisture by weight)
Heavy/Wet (>8% moisture by weight)
Severe/Wet slurry with fines (CEMA 550 code F, O, V))
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Total for all factors

The sum of the individual scores produces the application rating. Consult your Richwood sales engineer for the appropriate cleaning system for your application.

Application Severity Ranking

≤ 6 Class 1
7-10 Class 2
11-15 Class 3
16-23 Class 4
≥24 Class 5