China Roller Shell for Pellet Mill

High Quality Roller Shell For Pellet Mill
Roller shell(roller)is the surface of roller assembly where raw materials are pressed against the die. And it is the main work parts in pellet mill and is applied for processing various kinds of biomass fuel granule, animal feed pellet and other pellets.
Specifications
* Material: alloy steel, spring steel, bearing steel
* Hardness: HRC 58-62 after heat treatment.
The hardening depth is more than 6mm (for bearing
& carbon steel rollers hell) 2.7mm (for alloy steel roller shell)
* Long service time
*Good corrosion resistant
* Different types at option. Depends of kind- and using with selection of tool- surface it is possible to take influence of pressing conditions and pellet-qualities.

Comparisons of different surface types or roller shell
* Tooth surface forms of roller shell, good to pelleting performance
* Frequently-used roller shell tooth form:honeycomb,scallop shape and scallop shape with edge banding
* Honeycomb,scallop shape, the two types of roller shell is mainly used in livestock and poultry feed pelleting.
* The advantage of honeycomb roller shell is the even wearing of ring die, but coil performance is bad.
* Scallop-shaped roller shell features good coil performance, widely used among feed mills, butwearing of ring die is not even.
*Scallop shape with edge banding, this kind of roller shell is applicable for aqua feed. Feed is not easy to slide towards both sides when being extruded.
* Honeycomb,scallop shape, the two types of roller shell is mainly used in livestock and poultry feed pelleting.
* The advantage of honeycomb roller shell is the even wearing of ring die, but coil performance is bad.
Now, you can buy roller shell from FDSP, a professional ring die
manufacturer that can supply you customized ring die according
to your drawings for almost all main brands of pellet machines such as ANDRITZ , CPM, BUEHLER, YEMMAK, MUYANG etc.