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for first-class products. Highly wear protective components for
numerous process stages ensure reliable and efcient handling
of your bulk materials. >> www.coperion.com/components
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INNOVATIVE TECHNOLOGY FOR PROFITABLE OPERATIONS:
> Long-lasting, high-quality rotary and diverter valves for a variety of applications
> Innovative wear protection concepts for efcient operation
> Diferent wear protection (DuroProtect) levels for rotary vavles guarantee maxi-
mum service life and availability
WEAR PROTECTION PACKAGES FOR ROTARY VALVES
MINERALS
PROTECTION
PACKAGE
HOUSING ROTOR
Non-abrasive
Lime*
Powdered
coal*
Standard Grey cast iron/steel Steel
Low abrasion DuroProtect 1 DuroChrom Steel
Slightly abrasive
Ash*
DuroProtect 2 DuroChrom Steel
Medium abrasion
Cement*
Alumina*
DuroProtect 3 DuroChrom DuroDox
Very abrasive DuroProtect 4 DuroChrom DuroKarb
Highly abrasive DuroProtect 5 DuroKera DuroKarb
* Depending on the bulk material properties and the operating conditions.