Product Introduction
Absorbent Diatomaceous Earth Filter Aid is a filter material made from finely processed natural diatomaceous earth, widely used for liquid clarification and impurity removal in industries such as water treatment, food and beverage, and chemicals.
Product Advantages
High Surface Area: Surface area ≥ 55 m²/g, providing more adsorption surface to improve filtration efficiency.
Low Ash Content: Ash content ≤ 2.5%, reducing impurity contamination and ensuring the purity of the filtrate.
Low Moisture Content: Moisture content ≤ 2%, reducing the risk of clumping and microbial growth.
Low Heavy Metals: Heavy metal content ≤ 20 ppm, compliant with international safety standards.
Production Process
Source factory, high quality, and low price.

Physical & Chemical Properties
Low density, high whiteness, low viscosity, and high purity.
|
Grade |
TD21 |
TD23 |
TD25 |
TD27 |
TS505 |
TS507 |
TS509 |
TS516 |
TS518 |
TS527 |
TS528 |
TS529 |
TS637 |
TS639 |
|
Color |
Pink |
Pink |
Pink |
Pink |
white |
white |
white |
White |
White |
White |
White |
White |
White |
White |
|
Permeability(Darcy) |
0.05 |
0.13 |
0.22 |
0.31 |
1.4 |
1.9 |
2.5 |
3.6 |
4.5 |
5.5 |
7.0 |
8.5 |
10.0 |
16.5 |
|
Tap density (g/cm3) |
0.45 |
0.45 |
0.45 |
0.45 |
0.46 |
0.46 |
0.46 |
0.47 |
0.47 |
0.47 |
0.47 |
0.47 |
0.48 |
0.48 |
|
Wet Density(g/cm3) |
0.37 |
0.37 |
0.37 |
0.37 |
0.35 |
0.35 |
0.35 |
0.34 |
0.34 |
0.33 |
0.33 |
0.33 |
0.33 |
0.32 |
|
sieve analysis(%) +150 Mesh |
0.4 |
0.6 |
0.9 |
1.2 |
2.5 |
2.8 |
3.0 |
6.3 |
7.5 |
10.5 |
15.5 |
15.8 |
19.0 |
25.0 |
|
Median Particle Diameter(um) |
15.2 |
17.8 |
20.6 |
22.8 |
25.0 |
28.8 |
30.5 |
32.5 |
37.2 |
40.8 |
45.8 |
50.2 |
60.7 |
72.6 |
|
PH |
6.8 |
6.8 |
6.9 |
7.0 |
8.5 |
8.5 |
8.5 |
9.0 |
9.0 |
9.2 |
9.2 |
9.2 |
9.5 |
9.5 |
|
1,Tyler Screen;+150 mesh= > 105 microns 2,Note: Permeability (Darcy) is tested by the CHINA method. |
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|
Product Grades |
SiO2(%) |
Al2O3(%) |
FeO3(%) |
CaO(%) |
MgO(%) |
Loss on ignition (%)
|
|
|
TD21 Thru TD27 Grades |
90.5 |
3.15 |
1.35 |
0.48 |
0.38 |
0.25 |
|
|
TS505 Thru TS639 Grades |
89.9 |
3.26 |
1.23 |
0.45 |
0.35 |
0.22 |
|
|
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 MAN UFACTURER |
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Company Introduction
10 years of focus on diatomaceous earth research, development, and manufacturing.

Honor & Qualification
Official certifications and professional after-sales service.

















Why Choose Us
Providing one-stop solutions.

Logistics & Packaging
Comprehensive and attentive service – we take responsibility for meeting the practical needs of all customers.

FAQ
Q: Are there any price discounts for bulk purchases of Diatomaceous Earth Adsorbent Filter Additive?
A: Yes, we offer tiered bulk purchase discounts. The specific discount will depend on your purchase volume, frequency of cooperation, and product model. Please contact our sales department for a detailed quote.
Q: Do you offer samples for preliminary testing and quality evaluation?
A: Yes, we are happy to provide free samples for potential buyers to conduct preliminary testing. You will only need to cover the shipping cost.
Q: What types of impurities can Diatomaceous Earth Adsorbent Filter Additive remove?
A: This product effectively removes suspended solids, colloids, organic matter, fine particles, and other insoluble impurities from water.
Q: Can Diatomaceous Earth Adsorbent Filter Additive be reused?
A: Yes, the adsorptive capacity of our product can be restored through appropriate cleaning and regeneration processes, making it suitable for repeated use.
Q: Do you offer OEM services for your products?
A: Yes, we provide OEM services and can customize product specifications, packaging, labels, and more according to customer requirements.

24-Hour Hotline: 400-822-5989
Ministry of Foreign Trade: +86-532-86623372
Domestic Trade Department Phone: +86-532-86623521
Internal Trade Department Mailbox: sales@cnshengtai.com
Ministry of Foreign Trade E-mail: info@cnshengtai.com
Address: No.97 Fuzhou South Road, Jiaozhou, Qingdao, China
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