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Inside the Foam: What Makes a Pad Rotary-Only vs Dual-Action (DA)

“Can you use a DA pad on a rotary?” and “can you use a rotary pad on a DA?” are two extremely common questions that we get asked all the time. These colorful foam discs look pretty similar to the uninitiated, and it’s not like the foam we use has a personal preference! Yet while it is true that basic foam pad designs work pretty well on both Dual-Action (DA) and rotary machines, that does not mean we can’t create superior pads, with characteristics specialized for each application individually and together. Rotary vs Dual-Action (DA) The battle between rotary and...

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