2026-09-22
What to Test When Replacing Antimony Trioxide in PVC Cable Compounds
Learn what to test when replacing antimony trioxide in PVC cable compounds, including fire performance, smoke, mechanical properties and processing.
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2026-09-17
How to Choose a PVC Stabilizer for Pipes and Fittings
Learn how to choose a PVC stabilizer for pipes and fittings by evaluating formulation, processing conditions, trial results, and cost-in-use before approval.
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2026-09-10
How Does a Calcium Zinc Stabilizer Formula Work in PVC?
Learn how a calcium zinc stabilizer formula works in PVC processing, including Ca-Zn stabilization mechanisms, formulation factors, application differences, and selection considerations.
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2026-08-21
Why PVC Dry Blend Behaves Differently Between Batches: Bulk Density, Cooling and Storage Checks
Diagnose why the same PVC formulation feeds, fuses and runs differently between batches by checking mixing, bulk density, flowability, cooling and storage.
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2026-08-19
Why Rigid PVC Extrusion Pressure Fluctuates and What to Check First
A practical guide to diagnosing pvc extrusion pressure fluctuation in rigid PVC extrusion, covering unstable feeding, poor fusion, lubrication imbalance, temperature, processing parameters, and die conditions.
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2026-08-14
Calcium Stearate vs Zinc Stearate in Rigid PVC: Which One Affects Fusion and Release?
Compare calcium stearate and zinc stearate in rigid PVC, including fusion, release, heat stability, zinc burning, plate-out, and surface quality.
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