News

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  Filler Masterbatch for Shopping Bags | PE Guide

  2 Nov 2026 Kovicrea

  T-shirt shopping bags combine thin PE film with demanding handle and seal performance. This article explains how to evaluate sodium sulfate filler masterbatch for HDPE and LDPE shopping bag production, including resin choice, extrusion stability, die-cut handle strength, quality testing and cost per acceptable bag.

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  N95 vs N85 Filler Masterbatch | PE Film Selection

  2 Nov 2026 Kovicrea

  Kovicrea lists N95 and N85 as separate sodium sulfate filler masterbatch grades for film production. This guide explains their published application positioning, what specifications buyers should request, and how to run a fair side-by-side trial. Grade names alone do not establish filler content, recommended dosage or guaranteed performance.

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  Film Haze with Filler Masterbatch: Causes & Control

  1 Nov 2026 Kovicrea

  Film haze can increase when mineral filler is introduced into PE blown film, particularly when particles scatter light or disperse poorly. This technical guide explains the difference between haze and clarity, common formulation and processing factors, and a practical trial method for balancing transparency, film strength and material cost.

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  Filler Masterbatch for Garbage Bags | PE Film Guide

  31 Okt 2026 Kovicrea

  Garbage bag manufacturers can evaluate sodium sulfate filler masterbatch to optimize PE film formulations, but the right loading depends on resin, film thickness and required strength. This guide explains where filler fits in garbage bag production, how to set up controlled trials and which quality indicators matter before bulk purchasing.

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  What to Ask Before Buying Sodium Sulfate Filler Masterbatch

  30 Okt 2026 Kovicrea

  Buying sodium sulfate (Na₂SO₄) filler masterbatch requires careful evaluation of resin compatibility, processing equipment, filler concentration, and finished product requirements. This purchasing guide provides a practical checklist for PE and PP manufacturers, covering material specifications, sample testing, quality consistency, technical support, and supplier evaluation to support more reliable purchasing decisions.

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  How to Optimize Filler Loading in ABA Blown Film

  30 Okt 2026 Kovicrea

  Optimizing filler loading in ABA blown film requires understanding both the B-layer formulation and the overall multilayer structure. This article explains how to calculate effective filler concentration, evaluate sodium sulfate (Na₂SO₄) masterbatch dosage, and monitor film quality. Learn practical approaches to balancing material savings, extrusion stability, tensile properties, and transparency in ABA blown film production.