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What kind of sanding machine should be used for fireproof coatings and reflective insulation coatings?

Fire-retardant coatings and reflective heat-insulation coatings are widely used in buildings, steel structures, storage tanks, pipelines, and other scenarios. They usually contain large amounts of functional fillers. Fire-retardant coatings may contain aluminum hydroxide, magnesium hydroxide, zinc borate, expandable graphite, melamine, pentaerythritol, ammonium polyphosphate, etc.; reflective heat-insulation coatings may contain titanium [...]

What kind of sanding machine should be used for UV ink grinding? Is explosion-proof required?

UV inks are widely used in the printing and coating industries, covering flexographic printing, screen printing, offset printing, inkjet printing, etc. Their characteristic is that they undergo polymerization under ultraviolet light irradiation. The binders are mostly acrylic ester oligomers and monomers, and the pigment content and viscosity vary with the [...]