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Calcium Carbonate 800mesh Fine Powder for Plastic Industry

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Calcium Carbonate 800mesh Fine Powder for Plastic Industry Calcium Carbonate 800mesh Fine Powder for Plastic Industry Calcium Carbonate 800mesh Fine Powder for Plastic Industry

Fundamental Characteristics
Calcium carbonate (CaCO₃) represents one of the most versatile and economically viable inorganic mineral fillers available today. This naturally occurring compound exhibits exceptional physicochemical properties that make it indispensable across numerous industrial applications. As a non-toxic, odorless, and non-irritating white powder, it meets the strictest safety requirements for diverse applications ranging from food additives to construction materials.

Chemical Properties

  • Molecular formula: CaCO₃

  • Molecular weight: 100.09 g/mol

  • Crystal structure: Calcite, aragonite, or vaterite forms

  • Decomposition temperature: 825-900°C (yielding CaO + CO₂)

  • Solubility profile:

    • Water: 0.0014 g/100 mL (25°C)

    • Alcohol: Insoluble

    • Weak acids: Soluble with effervescence

    • Organic solvents: Negligible solubility

Physical Parameters

  • Appearance: Ultra-fine white powder

  • Bulk density: 0.6-1.3 g/cm³ (varies by grade)

  • Mohs hardness: 3.0

  • Refractive index: 1.59

  • pH value: 8.5-9.5 (10% aqueous suspension)

  • Whiteness: 90-98% (ISO brightness)

Manufacturing Processes

  • Ground Calcium Carbonate (GCC):

    • Dry processing: Crushers, classifiers, mills

    • Wet processing: Slurries with 70-78% solids

  • Precipitated Calcium Carbonate (PCC):

    • Carbonation process

    • Lime-soda process

    • Controlled crystallization techniques

Grade Classification
| Grade Type | Particle Size | Surface Area | Primary Applications |
|------------|--------------|--------------|----------------------|
| Ultra-fine | 0.5-2 μm | 5-15 m²/g | High-end plastics, cosmetics |
| Fine | 2-10 μm | 2-5 m²/g | Paper coating, paints |
| Medium | 10-50 μm | 1-2 m²/g | Rubber, adhesives |
| Coarse | 50-100 μm | <1 m²/g | Construction materials |

Functional Advantages

  • Cost Efficiency: 30-50% lower than alternative fillers

  • Process Benefits:

    • Reduces compound viscosity

    • Improves melt flow characteristics

    • Enhances dimensional stability

  • Performance Enhancements:

    • Increases impact strength in polymers

    • Improves surface finish

    • Enhances printability in paper coatings

Industry-Specific Applications

Polymer Composites

  • Plastics: 10-40% loading in PVC, PP, PE

  • Rubber: 20-60% filler in tires, hoses

  • Sealants: Improves rheology and sag resistance

Coatings & Inks

  • Paints: 15-30% extender pigment

  • Inks: Enhances opacity and print quality

  • Putty: Primary filler component

Paper Industry

  • Filler: 5-25% in paper bulk

  • Coating: 30-70% in coating formulations

Specialty Applications

  • Food: Acid regulator (E170)

  • Pharma: Tablet excipient

  • Cosmetics: Opacifying agent

  • Dentistry: Toothpaste abrasive

Surface Modification Options

  • Stearic acid coating (1-3%)

  • Silane coupling agents

  • Titanate treatments

  • Polymer grafting

Technical Comparison with Alternative Fillers
| Property | CaCO₃ | Talc | Kaolin | Silica |
|----------|-------|------|--------|-------|
| Cost Index | 1.0 | 1.8 | 1.5 | 3.0 |
| Density (g/cm³) | 2.7 | 2.8 | 2.6 | 2.2 |
| Oil Absorption | Medium | High | High | Very High |
| Reinforcement | Low | Medium | Medium | High |
| Brightness | Excellent | Good | Good | Fair |

Quality Standards

  • Food grade: FCC, USP, EP compliance

  • Industrial grade: ISO 3262

  • Technical grade: ASTM D1199

  • REACH registered

Environmental Profile

  • Naturally abundant resource

  • Carbon footprint: 0.1-0.3 kg CO₂/kg

  • Biodegradable and non-toxic

  • Recyclable in multiple applications

Packaging Options

  • 25 kg multi-wall paper bags

  • 1-ton bulk bags

  • Silo trucks for large volumes

  • Customized packaging available

Storage Considerations

  • Shelf life: Unlimited in dry conditions

  • Moisture sensitivity: <0.5% water absorption

  • Stacking: Maximum 10 pallets high

  • Handling: Standard powder equipment

Emerging Applications

  • Biodegradable polymer composites

  • Environmental remediation

  • Advanced paper coatings

  • 3D printing materials

Technical Support Services

  • Material selection guidance

  • Formulation optimization

  • Processing parameter recommendations

  • Quality troubleshooting

This comprehensive technical profile demonstrates calcium carbonate's unparalleled versatility as an industrial filler. Its unique combination of physical characteristics, chemical stability, and economic advantages continues to make it the first-choice mineral across countless applications. Ongoing technical developments are further expanding its utility in advanced material systems and sustainable technologies.

Item Unit Specification
Specific surface area g/cm³ 12500
D97 μm 18
Average particle size μm 3.5
Max particle size μm 25.57
Whiteness % 95
Bulk density trapped g/cm³ 1.12
True specific gravity g/cm³ 2.7
PH value / 9±0.5
Moisture % 0.3
Oil absorption cc/100g 23
Water absorption cc/100g 26
Dop absorption cc/100g 39
Residue on 325 mesh % 0.02
Sediment volume 60min 18

TDD-Global.com is a professional China chemical B2B marketplace operated by IBI Company, dedicated to promoting global communication, business negotiation, and market expansion in the chemical industry. With a strong network of China chemical product suppliers and international buyers, TDD-Global creates a dynamic and efficient platform for sourcing, trading, and cooperation.

 

Under the brand name TUDUODUO, TDD-Global has built a trusted reputation among suppliers and buyers in sectors such as fine chemicals, raw materials, industrial additives, and advanced chemical solutions. We offer a wide range of services including product listing, online promotion, supply chain solutions, and international marketing support.

 

Our platform connects hundreds of verified China chemical suppliers with buyers worldwide, fostering transparent transactions, better business opportunities, and high-value partnerships. Whether you are looking for bulk commodities, specialty chemicals, or customized procurement services, TDD-Global is your go-to platform.

 

Driven by the innovative spirit of IBI Company, we are committed to building a smarter, faster, and more reliable global chemical trade ecosystem.

 

If you are interested in cooperation, strategic partnerships, or customized chemical sourcing, please feel free to contact us. Let's shape the future of the chemical industry together!

Company Overview
B2B cross-border e-commerce platform and the core subsidiary of Guolian Co., Ltd. (603613. Sh). Specialized in raw material&industrial products for more than 20 years and provide wholesale products for customers worldwide. Now the main running industry chain contains: Pigment industry chain, Titanium industry chain, solvent industry chain, resin industry chain, lubricating oil industry chain, carbon black industry chain, packaging industry chain, medical industry chain etc.
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Basic Information
Company Name Beijing TDD E-commerce Co., Ltd Country/Region China
Business Type Online Store Company Size 2000
Established December 18, 2014
Address Building No.3, Area 6, No.188, West of South Forth Ring Rd, Beijing, China
Main Products PVC Resin‬ , ‪PP‬ , ‪PE‬ , ‪Pet‬ , ‪Titanium Dioxide‬ , ‪Pigment‬ , ‪Car Tire‬
International Commercial Terms(Incoterms): FOB, CFR, CIF, FCA
Terms of Payment: LC, T/T, D/P
Average Lead Time: Peak Season Lead Time: one month, Off Season Lead Time: within 15 workdays
Number of Foreign Trading Staff: 20~40 People
Main Markets: Southeast Asia, Africa, Mid East
Nearest Port: Tianjin,Qingdao,Shanghai
Import & Export Mode: Have Own Export License
Company Introduction
About Beijing United Information Technology Co., Ltd. 

 

Beijing United Information Technology Co., Ltd. (Stock Code: 603613. SH), founded in 2002 and listed on the Main Board in July 2019, is mainly engaged in industrial e-commerce and industrial Internet platforms. Based on industrial e-commerce and supported by industrial big data and industrial digitalization, the company provides online commodity trading, business information services and digital technology services of industrial products and raw materials for related industries. In terms of business model, it is called "the industrial version of Pinduoduo" and "the industrial version of JD.com".

 

 

About Beijing TDD E-commerce Co., Ltd. 

Beijing TDD E-commerce Co., Ltd. (shortly named TDD Global) is the core subsidiary of Guolian Corporation (Stock Code: 603613.SH) and the first industrial Internetplatform of Duoduo Series Platforms. The company mainly engages in B28 e-commerce transaction serices of raw material and industrial products, digital supply chain serices, industrial digitalization serices and industrial big data serices, and is committed to promoting the deep integration of traditional industries and new technologies such as the Internet, Internet of Things, big data, intelligent manufacturing and block chain, etc.

 

Our company offers variety of products which can meet your multifarious demands. We adhere to the management principles of quot&quality first, customer first and credit-based"Since the establishment of the company and always do our best to satisfy potential needs of our customers.

 

Our company is sincerely willing to cooperate with enterprises from all over the world in order to realize a win-win situation since the trend of economic globalization has developed with an irresistible force.


Our Advantages:

Rich Experience-over 20 years in industry field

Ranges of products categories with quality guarantee

Competitive&Favourable price

7*24hours thoughtful pre-sale, on-sale, after-sale service

Overseas warehouse with all time delivery

Our services:

In order to better satisfy our customers worldwide and maintain regular customers. Our company takes raw material&industrial product B2B e-commerce transaction service, digital supply chain service, industry digitization service and industry data service as it′s primary business, focusing on promoting the deep integration between new technology and traditional industry, such as Internet, Internet of things, big data, intelligent manufacturing and blockchain.

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20 Tons (Min.Order)
Calcium Carbonate 800mesh: Commonly used in rubber and plastics, it enhances product durability and lowers production costs effectively.
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