Mineral Fillers, Pigments & Reinforcement Knowledge
Calcium carbonate, talc, titanium dioxide, ATH and coating minerals — powder versus masterbatch, particle size, surface treatment and the stiffness-impact trade.
5 articles across five guide types.
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Foundation, application, comparison, buying and troubleshooting guidance for this family.
Foundation Articles
What the material is, and what it actually does.
Comparison Articles
Option A against option B, with the trade-offs stated plainly.
Troubleshooting Guides
A production symptom, its likely causes, and what to change.
Foundation Articles
What the material is, and what it actually does.
Comparison Articles
Option A against option B, with the trade-offs stated plainly.
ATH or Magnesium Hydroxide — Choosing a Halogen-Free Mineral Flame Retardant
Processing temperature decides. Aluminium trihydrate releases its water at around 200–220 °C, so it works in PVC, polyolefin cable compounds, EVA and thermoset composites processed below that. Magnesium hydroxide decomposes at around 300–330 °C, so it is…
Coated or Uncoated Talc for Plastics — Which One Your Line Actually Needs
Uncoated talc is the default and is the right buy for most dry-blended, well-mixed polypropylene compounds. A coated talc is worth paying for when you are fighting one of four specific problems: poor feeding and dusting at the hopper, high torque or…
Mineral Powder or Filler Masterbatch — Which Form Should You Actually Buy?
Buy neat mineral powder if you run a compounding line: a twin-screw extruder, gravimetric powder dosing, dust extraction and someone who owns the formulation. Buy a filler masterbatch if you feed an extruder or moulding machine directly: the mineral is…
Troubleshooting Guides
A production symptom, its likely causes, and what to change.
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