Surface Coated Nano CaCO₃, CAS 471-34-1, is modified nano calcium carbonate specially developed for PP and PE plastic systems. The surface coating treatment greatly elevates its compatibility with polypropylene and polyethylene matrix. As a toughening and reinforcing filler, it effectively enhances impact resistance, tensile strength and dimensional stability of plastic products. Meanwhile, it can partially replace virgin resin, optimize processing fluidity and reduce comprehensive production co
CAS 471-34-1 Surface Coated Nano CaCO3 Product Detail Page
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Product Overview
Surface Coated Nano CaCO3, CAS 471-34-1, is high-performance modified nano calcium carbonate designed as toughening and reinforcing filler for PP and PE plastics.
The powder undergoes special organic surface coating treatment, which solves the agglomeration problem of nano inorganic powder and significantly improves interfacial compatibility with polypropylene and polyethylene resin matrix. Incorporated into PP and PE formulations, this filler realizes dual functions of toughening and reinforcement. It optimizes multiple mechanical indicators of plastic products, stabilizes processing performance during extrusion and injection molding, and acts as an economical additive to cut the consumption of virgin plastic resin.
Product Properties
This product is fine white nano powder with narrow particle size distribution. Uniform surface coating layer enables favorable hydrophobicity and outstanding dispersibility in non-polar PP and PE systems. The material features stable chemical inertness, low abrasion to production equipment, and will not trigger adverse chemical reactions with plastic additives such as antioxidants and lubricants. It can maintain stable performance under common plastic processing temperature conditions.
Core Advantages
Outstanding toughening and reinforcing effect. Effectively promote impact strength, tensile modulus and dimensional stability of PP and PE finished products.
Excellent resin compatibility. Surface coating treatment ensures homogeneous dispersion inside PP/PE matrix, avoiding surface streaks, bubbles and other product defects.
Optimized plastic processing performance. Improve melt fluidity, lower extrusion and injection molding resistance, reduce equipment energy consumption and boost production efficiency.
Remarkable cost control. Partially replace expensive virgin PP and PE resin without obvious loss of product performance.
Wide adaptability. Suitable for various processing technologies including injection molding, twin-screw granulation and plastic extrusion.
Main Applications
This surface coated nano calcium carbonate is widely used as functional filler for PP and PE plastic products. Typical application fields include PP injection parts, PP non-woven fabrics, PE blow molding containers, PE plastic films, plastic pipe fittings, modified plastic masterbatch and other polyolefin products requiring enhanced mechanical properties.
Usage Guidance
Add surface coated nano CaCO3 during high-speed mixing or twin-screw granulation stage of PP and PE formulations. Match appropriate lubricants according to production demands to further improve dispersion effect.
Adjust addition proportion based on target mechanical requirements of finished plastic goods. Complete sufficient mixing and kneading to prevent particle agglomeration before molding procedures.
Packing & Storage
Standard packing specification is 25kg woven bag with inner plastic liner. Small sample packages are available for formula testing.
Seal and store the powder in cool, dry and ventilated warehouse. Prevent moisture absorption and caking. Keep away from strong acid materials. Avoid violent extrusion of packages during transportation. This product belongs to ordinary inorganic chemical raw material.
Our Service
We provide stable bulk supply of Surface Coated Nano CaCO3 CAS 471-34-1. Multiple particle size grades can be customized to meet different PP and PE modification demands. Free samples are supported for laboratory formulation tests. Our technical team can offer professional suggestions on formula adjustment for polyolefin plastic modification.

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