Powdered activated clay is an eco-friendly adsorbent produced through acid activation and fine grinding of natural bentonite, characterized by its high specific surface area and rapid adsorption properties. With a well-developed microporous structure, it effectively removes pigments, heavy metals, and impurities from oils and wastewater, achieving over 95% decolorization efficiency - making it ideal for edible oil refining and industrial wastewater treatment.The powdered form offers excellent dispersibility and easy post-reaction separation, with minimal residue that meets food-grade safety standards, suitable for pharmaceutical and cosmetic ingredient purification. Available in customizable particle sizes (80-400 mesh) and activity levels, the product supports thermal regeneration of spent material for environmentally sustainable reuse. Choosing this solution enables both high-efficiency purification and circular resource utilization.
Source factory, high quality and low price
Low density, high whiteness, Low vorticity, high purity
Bleaching Earth | ||
category | target | quantitative value |
T1 | colour | colour white or light pink |
Appearance | powder | |
Decolourization rate % | ≥95 | |
Specific surface area m2/ | ≥130 | |
Free Acid(H2SO4)% | ≤0.3 | |
Moisture % | ≤12 | |
>75 microns (%) | ≥90 | |
Filtration speed (ml/min) | pass- test | |
Bulk Density g/ml | 0.55±0.10 | |
PH(50g/L) | 2.2-4.8 | |
Heavy metal mg/kg | ≤40 | |
Arsenic mg/kg | ≤3 | |
colour white or light pink | colour | colour white or light pink |
Appearance | powder | |
Decolourization rate % | ≥90 | |
Specific surface area m2/ | ≥130 | |
Free Acid(H2SO4)% | ≤0.3 | |
Moisture % | ≤12 | |
>75 microns (%) | ≥90 | |
Filtration speed (ml/min) | pass- test | |
Bulk Density g/ml | 0.55±0.10 | |
PH(50g/L ) | 2.2-4.8 | |
Heavy metal mg/kg | ≤40 | |
Arsenic mg/kg | ≤3 | |
H1
| colour | colour white or light pink |
Appearance | powder | |
Decolourization rate % | ≥90 | |
Specific surface area m2/ | ≥130 | |
Free Acid(H2SO4)% | ≤0.3 | |
Moisture % | ≤12 | |
>75 microns (%) | ≥90 | |
Filtration speed (ml/min) | pass- test | |
Bulk Density g/ml | 0.55±0.10 | |
PH(50g/L ) | 2.2-4.8 | |
Heavy metal mg/kg | ≤50 | |
Arsenic mg/kg | ≤5 |
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
Advantages of Powdered Activated Clay | |
Powdered activated clay, as a high-efficiency adsorbent, offers multiple core advantages to meet diverse industrial and environmental needs. 1. High Adsorption Efficiency & Broad Applications Through precision processing, powdered activated clay achieves uniform particle size (adjustable between 80-400 mesh) and a large specific surface area (150-300 m²/g), with a well-developed microporous structure. It rapidly adsorbs oils, pigments, heavy metals, and organic pollutants, delivering a decolorization rate exceeding 95%. Its fine powder form ensures excellent dispersion in liquid media, maximizing contact with target impurities—making it ideal for edible oil refining, industrial wastewater treatment, biodiesel decolorization, and other applications that demand high product purity. 2. Eco-Friendly, Safe & Regenerative Sourced from natural bentonite, powdered activated clay is produced without toxic byproducts and complies with food-grade (GB/T 25571-2010) and industrial safety standards. Spent clay can be regenerated via high-temperature calcination, achieving a reuse rate of over 70%, minimizing solid waste and aligning with circular economy principles. Its non-toxic, residue-free properties make it safe for sensitive applications, such as pharmaceutical and cosmetic ingredient purification. 3. Customizable & Cost-Effective Powdered activated clay supports tailored production in terms of activation degree, particle size, and pH adaptability, suiting complex processes like lubricant regeneration and petrochemical desulfurization. The powdered form allows precise dosing, reducing material waste. Combined with high thermal resistance (≤300°C) and chemical stability, it maintains stable performance even in high-temperature or acidic environments, lowering overall treatment costs. Choosing powdered activated clay means opting for a balanced solution of high efficiency, sustainability, and cost-effectiveness—supporting industrial advancement and eco-friendly development. | |
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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