Domestic PP Filler

Domestic economical PP calcium carbonate-filled masterbatch

Introduction

This product is specially designed for low- to mid-end recycled PP materials. Through filler modification, it effectively improves the poor flow and property deterioration of recycled materials caused by repeated processing, enhancing the processing stability of recycled products.
As a low-cost incremental component, it can significantly reduce the usage of virgin PP resin or recycled pellets, maximizing material cost compression while maintaining basic performance, thereby establishing a price competitiveness for customers. It focuses on meeting the requirements of injection molding and pelletizing processes, while also accommodating conventional processing methods such as film blowing and extrusion, covering the main production scenarios for mid-to-low-end plastic products. With high whiteness filling, it masks common yellowing or darkening of recycled materials, making the product surface cleaner and brighter, enhancing product appearance and feel. This product is either independently produced by our factory or customized and OEMed by major domestic and international manufacturers, ensuring stable and controllable quality.

Product Basics

Product type
PP Filler Masterbatch (Calcium Carbonate Based)
Calcium carbonate content
10%-50% (customizable)
Carrier Type
Low-end polypropylene (PP)
Appearance morphology
Uniform white particles
Whiteness value
≥92%
moisture content
≤0.3%
Melting range
160-170 degrees
Suggested additions
10%-50%

Product Features and Core Advantages

- This product is independently produced and can be customized and OEM-produced by domestic and international large manufacturers as needed, with stable and controllable quality. - Outstanding cost-effectiveness: costs can be reduced by up to 40%, with a high proportion of calcium carbonate replacing PP resin. The end product has a consumer-friendly price, making it a high cost-performance filling solution. - Good compatibility: PP carriers are naturally compatible with mid-to-low grade recycled PP (used turnover boxes, daily miscellaneous materials, etc.), combining tightly and not easy to delaminate. - Excellent dispersibility: calcium carbonate is specially activated and surface-treated, dispersing evenly without agglomeration, and minimizing the formation of crystalline white spots, ensuring a smooth product surface. - Strong coverage: high whiteness effectively hides impurities, black spots, and yellowing or darkening issues in recycled materials, improving brightness and color consistency of products, suitable for light-colored/natural color products. - Strong processing adaptability: the melt flow index matches mainstream injection molding and granulation processes, with shrinkage and heat distortion temperature suited for low-end applications. It has low equipment process requirements, a wide operation window, and is suitable for various small and medium-sized processing factories. - Supports customized production: the proportion of calcium carbonate and melt flow index can be adjusted according to customer needs, meeting different formulation requirements.

TYPICAL APPLICATION FIELDS

- Injection molded industrial parts: toolbox shells, logistics pallet accessories - Everyday injection molded products: hangers, flower pots, storage boxes, storage baskets - Recycled material modification: PP regrind modification system - Low-value plastic products: industrial packaging liners, agricultural tools, plastic turnover baskets - Non-load-bearing structural parts: various non-load-bearing structural products replacing virgin materials - Compatible processes: injection molding, pelletizing, film blowing, extrusion, and other common processing technologies

Packaging & Logistics Instructions

Packaging specifications: 25kg/composite bag 25kg/box or 1.35 tons/pallet, pallet + wrapping film
Logistics Services: Can handle nationwide logistics on behalf of clients, next-day delivery in the Pearl River Delta, 2-3 days in Jiangsu, Zhejiang, and Shanghai, 3-4 days to remote areas, supporting express, full truckload, and less-than-truckload services.
Note: Please communicate with the sales staff regarding the specific packaging and delivery time.
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