Calcium Carbonate Filler Masterbatch is a cost-effective plastic additive masterbatch designed to improve rigidity, dimensional stability, and production efficiency while reducing raw material costs. Formulated with high-purity CaCO₃ and compatible carrier resins, it offers uniform particle dispersion and stable processing performance. Suitable for PE and PP applications, this filler masterbatch is widely used in blown film, injection molding, and extrusion products. Various filling ratios are available to balance mechanical strength and economic performance.
Here are the detailed technical specifications of our caco3 filler masterbatch.
| Item | Specification |
| Product Name | Calcium Carbonate Filler Masterbatch |
| CaCO₃ Content | 60%–85% (Customizable) |
| Carrier Resin | PE / PP |
| Recommended Dosage | 5%–40% |
| Melt Flow Index (MFI) | 2–20 g/10min |
| Particle Size | 1250–2500 mesh |
| Moisture Content | ≤0.1% |
| Application Process | Film Blowing / Injection / Extrusion |
01
Partially replaces virgin resin to optimize material cost without sacrificing basic performance.
02
Enhances rigidity and dimensional stability of finished plastic products.
03
Advanced compounding technology ensures smooth surface finish and stable processing.
04
Different CaCO₃ loading levels available to meet mechanical and economic targets.

Large-scale production capacity ensures consistent quality for long-term and high-volume orders.

Our technical team provides application guidance and formulation suggestions for different plastic processing methods.
Filler masterbatch is suitable for reinforced and heat-resistant plastic products.




Supports color customization on demand, please consult online customer service.
Tell us your requirements. Our technical team will respond within 12 hours.