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Slate Mixer

Tend machines that mix multicolored granules of slate.

What does a Slate Mixer do?

Tends machine that mixes multicolored granules of slate for use in surfacing asphalt-coated roofing felt: Adjusts gates on slate chutes, using gauge, and pulls levers to deposit specified proportion of granules of each color onto mixer conveyor. Starts mixer that blends granules and activates discharge conveyor leading to surfacing machine hopper.