Desiccant Masterbatch

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Desiccant Masterbatch with calcium oxide effectively removes moisture from recycled or hygroscopic plastics.

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Summary

Specially developed to eliminate moisture and bubbles during plastic processing.

Uses calcium oxide (CaO) as the active desiccant ingredient with PE carrier.

Suitable for PE,HDPE, PP and recycled plastics without pre-drying.

Improves surface finish, mechanical strength, and extrusion stability.

Cost-effective, eco-friendly, and easy to use in standard processing lines.

Application

Recycled plastics: Eliminates moisture in PE, PP, and PS regrind.

Film blowing: Prevents bubbles and holes in blown film.

Injection molding: Reduces silver streaks and improves product appearance.

Pipe & sheet extrusion: Enhances smoothness and mechanical strength.

Cable & wire coating: Ensures uniform insulation and prevents moisture defects.

Features

Strong moisture absorption – Effectively removes water during melting and extrusion.

Improves product quality – Prevents bubbles, flow marks, and surface defects.

No pre-drying required – Simplifies processing and saves energy.

High temperature resistance – Stable up to 300°C processing conditions.

Compatible with recycled materials – Enhances reuse of plastic waste.

Non-toxic & eco-friendly – Safe for use in standard plastic manufacturing.

Item Value / Description
Carrier PE (customized upon request)
Active Ingredient Calcium Oxide (CaO)
CaO Content 60% – 80%
MFI (g/10min) 10 – 20
Moisture Absorption 80% – 120%
Heat Resistance ≤300°C
Dosage 2% – 5% (recommended)
Packaging 25kg moisture-proof PE bag/Vacuum packaging

Factory showcase

With an annual output of 100,000 tons and over 500 tons of ready stock, we ensure rapid response and on-time delivery for all orders. Our flexible MOQ policy allows customers to test, customize, and scale production easily — from small samples to bulk shipments.

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Send us your inquiry today and get free samples within 3 days!