Diatomite filler for rubber is an eco-friendly functional filler produced from high-purity natural diatomite through calcination and precision classification processes. Its unique microporous structure significantly enhances the wear resistance, aging resistance, and flexibility of rubber products while improving processing flowability and reducing mixing energy consumption.With uniform particle size distribution, strong chemical stability, and excellent compatibility with rubber matrices, this product is widely applicable in the rubber industry for tires, seals, damping pads, and other rubber components.As a high-performance and cost-effective diatomite filler for rubber, it helps reduce raw material costs by approximately 15%-20% without compromising vulcanization performance. This enables manufacturers to achieve both enhanced product performance and cost-efficiency optimization.
Source factory, high quality and low price
Low density, high whiteness, Low vorticity, high purity
Typical Physical & Chemical Properties
Grade | TP200 | TP450 | TP750 | TP950 | TH31 | TH33 | TH35 | TH37 | TH39 |
Colour | Pink | Pink | Pink | Pink | white | white | White | White | White |
GEB rightness | - | - | - | - | 91 | 90 | 90 | 90 | 89 |
Moisture (%) | 0.21 | 0.21 | 0.22 | 0.23 | 0.22 | 0.22 | 0.23 | 0.23 | 0.25 |
sieve analysis(%)+200 Mesh | 0.5 | tr | tr | tr | tr | tr | tr | tr | tr |
sieve analysis(%)+325 Mesh | 0.9 | 1 | 0.1 | tr | 8.5 | 1 | 0.3 | 0.1 | tr |
Median Particle Diameter(um) | 28.6 | 15.8 | 10 | 5.8 | 25.2 | 22.6 | 16.3 | 10.2 | 7 |
PH | 6.8 | 6.8 | 6.9 | 6.9 | 9 | 9 | 9.3 | 9.3 | 9.5 |
1、Tyler Screen;+200 mesh= > 74 microns、+325 mesh= > 47 microns | |||||||||
Product Grades | SiO2(%) | Al2O3(%) | FeO3(%) | CaO(%) | MgO(%) | Loss on lgnition (%) | Refractive Index | ||
TP200 Thru TP750 Grades | 90.7 | 3.18 | 1.28 | 0.47 | 0.36 | 0.23 | 1.43 | ||
TH31 Thru TH39 Grades | 89.8 | 3.22 | 1.22 | 0.46 | 0.33 | 0.22 | 1.46 | ||
The properties reported represent typical values. The values are supplied as a technical service. For important health and safety information, please see the MSDS. | 中国硅藻土制造商 CHINA DIATOMITE MANUFACTURE | ||||||||
10 years of focus on diatomaceous earth research and developme
Official certification, professional after sales service.
Providing one-stop solutions
Full intimate service - to meet the practical needs of all cust
What are the Advantages of Diatomite Filler for Rubber? | |
Diatomite filler for rubber is a high-performance, eco-friendly additive with multiple core advantages.First, thanks to its unique microporous structure and high specific surface area, it significantly enhances the mechanical properties of rubber products—improving tensile strength, wear resistance, and tear resistance while reducing dynamic heat buildup, thereby extending product lifespan.Second, this filler exhibits excellent chemical stability, with acid and alkali resistance while being free of heavy metals. It efficiently bonds with rubber matrices, minimizing scorch risk during vulcanization and ensuring processing safety.Additionally, the uniform particle size distribution of diatomite filler optimizes mixing processes, enhances compound flowability, reduces energy consumption by 10%-15%, and prevents filler agglomeration.As a natural inorganic material, its eco-friendly properties align with sustainability requirements. In applications such as tires and sealing rings, it can partially replace carbon black, helping reduce carbon emissions.By incorporating diatomite filler, manufacturers can simultaneously achieve:Performance enhancement.Cost savings (8%-12% reduction).Environmental benefits.This makes it a vital solution for advancing the rubber industry toward high efficiency and low-carbon production. | |
How To Order? | Can You Supply Sample For Test ? |
1: Plese tell us the detailed technical parameters you needed | Yes, the sample is free. |
2: Then we choose the exact type diatomite filter aid . | |
3: Pls tell us the packing requirements,quantityand other request. | When Will Make A Delivery? |
4:Then we answer these questions and give a best offer. | Delivery time - Stock order: 3 days after receipt of the full payment.- Other order: 15 days after of the deposit. |
What Are Your Core Advantage? | |
1. Source factory, own mine, stable supply of core raw materials for 30 years. | |
2, The new self-developed low temperature washing storage process, lower product density, longer filtration cycle; The whiteness of the filler higher, the particle size of the product is more uniform, and the vortex value is less. | |
3. The only large enterprise in China that uses natural gas as a heat source for production, we always take environmental protection as our own responsibility and are committed to achieving sustainable development while protecting the environment. | |
What Is Your Capacity? | |
The production capacity of our current diatomaceous earth filter aid is 60,000 tons/year, the production capacity diatomaceous earth filler is 2.5 tons/year, the production capacity of natural diatomaceous earth constant temperature drying product is 15,000 tons/year, the total production capacity of 90,000 tons/year. |
24-Hour Service Hotline: 400-822-5989
Oreign Trade Telephone: 0532-86623372
Foreign Trade Department Telephone: 0532-86623521
Oreign Trade E-mail: sales@cnshengtai.com
Foreign Trade Department E-mail: info@cnshengtai.com
Address:No.97, Fuzhou South Road, Jiaozhou, Qingdao, China
Our staff will contact you as soon as they receive the message. You can also call our contact hotline directly to get our help.
Our staff will contact you as soon as they receive the message. You can also call our contact hotline directly to get our help.
Oreign Trade Telephone: 0532-86623372
Foreign Trade Department Telephone: 0532-86623521
24-Hour Service Hotline: 400-822-5989
Email: sales@cnshengtai.com
Address:No.97, Fuzhou South Road, Jiaozhou, Qingdao, China
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