FAQ

A very common Google PAA question is: “How do you convert mesh size to microns, and should I rely on mesh or particle size?”The short answer is: mesh size is approximate, while micron-based particle size is more accurate. Mesh size indicates the number o ...

Calcium carbonate is one of the most widely used mineral fillers across industries such as plastics, coatings, rubber, paper, and construction. One of the most frequently asked questions by buyers and formulators is: what mesh sizes are commonly available ...

Ultra-fine CaCO₃ is compatible with many polymer systems, but compatibility can vary depending on whether the material is surface-modified. Untreated UFCC has limited bonding ability with some non-polar resins like PP or PE. For these applications, surfac ...

Ultra-fine calcium carbonate is widely used in plastics because it enhances both mechanical properties and processing efficiency. One of the key benefits is improved rigidity. UFCC’s micro-reinforcing effect strengthens the polymer matrix, making products ...

Ultra-fine calcium carbonate (UFCC) is a highly refined form of CaCO₃ produced through advanced grinding, classification, and optional surface modification technologies. Compared with standard ground calcium carbonate (GCC), UFCC has a much smaller partic ...

Q1: What is the main difference between Calcium Carbonate and Talc as fillers? A: CaCO₃ provides stiffness and cost reduction, while Talc offers smoothness and better flowability during processing. Q2: Which one is more cost-effective for non-woven ba ...

Q1: Is Calcium Carbonate safe for use in non-woven fabric production? A: Yes. CaCO₃ is non-toxic, chemically stable, and widely approved for use in packaging, consumer products, and even food-contact materials. Q2: Does Calcium Carbonate affect the re ...

Q1: What filler is most commonly used in PP non-woven bag production? A: Calcium Carbonate (CaCO₃) is the most widely used filler because it lowers cost, increases stiffness, and improves dimensional stability during processing. Q2: Why do manufacture ...

Rubber manufacturers use calcium carbonate in tires, hoses, gaskets, belts, sealing materials, and footwear. These FAQs explain why. 1. What does calcium carbonate do in rubber? It acts as a reinforcing filler that improves tensile strength, tear resi ...

Appliance shells such as washing machine panels, air conditioner covers, vacuum cleaner casings, and refrigerator doors increasingly rely on modified plastics containing calcium carbonate. 1. Why do appliance manufacturers use calcium carbonate? Calci ...

Calcium carbonate has become a key functional filler in PP, PE, PVC, and engineering plastics. Here are common questions from industry users. 1. Why is calcium carbonate added to plastics? It enhances stiffness, rigidity, dimensional stability, and he ...

Calcium carbonate is one of the most commonly used mineral fillers in architectural and industrial coatings. Below are the frequently asked questions related to its role and advantages. 1. What does calcium carbonate do in paints? Calcium carbonate im ...

Q1: How does Low O.A. Active CaCO₃ enhance coating stability?Its surface treatment improves compatibility with resins, preventing particle agglomeration. This results in stable viscosity, reduced thickening, and excellent anti-settling performance during ...

Q1: What are the main differences between active CaCO₃ and ground CaCO₃?Active CaCO₃ has a surface coating that improves compatibility with binders and reduces oil absorption. Ground CaCO₃ is untreated and may cause higher viscosity and lower dispersion e ...

Q1: What is Low Oil Absorption (Low O.A.) Active Calcium Carbonate?Low O.A. Active CaCO₃ is a surface-treated calcium carbonate designed to reduce oil absorption, improve dispersion, and enhance coating performance. Unlike ground calcium carbonate, which ...

The rapid development of the electronics industry has driven demand for high-performance ceramic materials used in capacitors, substrates, sensors, and insulating components. Calcium carbonate has emerged as a valuable raw material in this sector, offerin ...

Electronic ceramics are at the heart of countless devices, from smartphones and computers to automotive control systems. These components must withstand high electrical stress, deliver stable dielectric properties, and maintain structural integrity under ...

Talc plays a multifunctional role in improving both production efficiency and end-use performance of silicone and polyurethane sealants. Its benefits go far beyond simple cost reduction. 1. Controls Viscosity and Extrusion BehaviorTalc provides consisten ...

Choosing the right talc grade is essential for achieving the desired viscosity, mechanical strength, and long-term stability in sealants. Different sealant types require different talc properties. 1. Particle Size MattersFine talc (2–10 microns) is prefe ...

Talc powder is one of the most commonly used mineral fillers in silicone, polyurethane, and MS polymer sealants. Manufacturers choose talc because it provides a combination of reinforcement, stability, and cost-performance advantages that few other filler ...

1. What factors determine the quality of CaCO₃ Masterbatch?Key indicators include: Calcium carbonate purity (≥95% for high-end applications) Particle size (1–2 µm for film, 3–5 µm for injection molding) Whiteness and brightness ...

1. Is CaCO₃ Masterbatch safe for food packaging?Yes—high-purity, certified calcium carbonate is considered safe for food-contact applications. Many suppliers offer FDA, EU, and RoHS-compliant grades. The carrier resin is also food-grade, making the master ...

1. What is Calcium Carbonate Masterbatch?Calcium Carbonate Masterbatch (CaCO₃ MB) is a concentrated mixture of finely ground calcium carbonate and a polymer carrier such as PE or PP. It is widely used as a cost-effective filler in plastic processing to im ...

1. What factors should I consider when choosing adhesive fillers? Selecting the right filler depends on several factors: Adhesive type (PU, epoxy, silicone, hot melt, water-based) Desired performance (strength, flexibility, heat resistanc ...

1. How do fillers enhance the strength of adhesives? Fillers improve adhesive strength by modifying internal structure and distributing stress more evenly. Fine particles like calcium carbonate and silica create a reinforced matrix that increases tensile ...

1. What are the most common fillers in adhesives? Common adhesive fillers include calcium carbonate, talc, kaolin, silica, fumed silica, barium sulfate, aluminum hydroxide (ATH), magnesium hydroxide (MDH), glass fibers, and hollow microspheres. These fil ...

1. Is CaCO₃ masterbatch suitable for injection molding?Yes. It is widely used in PP and PE injection molding to improve stiffness, reduce shrinkage, and lower production costs. 2. What benefits does CaCO₃ masterbatch offer for injection-molded products? ...

1. Why is CaCO₃ masterbatch popular in blown film products?For film manufacturing, CaCO₃ masterbatch improves bubble stability, enhances film stiffness, and reduces production cost. It helps achieve consistent thickness and better extrusion performance. ...

1. What is Calcium Carbonate Masterbatch (CaCO₃ masterbatch)?Calcium carbonate masterbatch is a compound of fine CaCO₃ powder dispersed in a polymer carrier such as PE or PP, combined with processing additives. It is used as a functional filler to reduce ...