High-Purity Diatomaceous Earth Filter Aid

High-Purity Diatomaceous Earth Filter Aid

Engineered through acid-washing and high-temperature purification processes using premium diatomite ore, our high-purity diatomaceous earth filter aid achieves exceptional impurity levels below 0.1%, specifically designed for ultra-clean filtration applications in pharmaceutical and electronics industries. The material features uniformly distributed micropores that effectively capture 0.05-10μm particles, colloids and microorganisms, delivering 99.99% filtrate purity while meeting ISO pharmaceutical-grade certifications with zero leaching risks - ensuring absolute safety for critical manufacturing processes.This advanced filter medium demonstrates extraordinary chemical inertness, withstanding strong acids, alkalis and organic solvents while maintaining optimal performance in nanofiltration systems and precision filter presses. Its unique composition reduces system resistance by 40%, significantly extends core component lifespan, and produces dense yet easily recoverable filter cakes that cut solid waste by 50%. Combining ultra-clean filtration capabilities with circular economy benefits, this high-performance material has become an indispensable filtration solution for semiconductor wafer cleaning and biopharmaceutical production where both extreme purity and sustainable operation are paramount requirements.Key Differentiators:Exceeds Class 100 cleanroom standards.Validated for cGMP manufacturing environments.Enables closed-loop material recovery.35-40% lower total cost of ownership versus alternatives.Full documentation package including material certifications and validation protocols.

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Production process introduction

Source factory, high quality and low price

Product technical indicators

Low density, high whiteness, Low vorticity, high purity

Grade	TD21	TD23	TD25	TD27	TS505	TS507	TS509	TS516	TS518	TS527	TS528	TS529	TS637	TS639
Colour	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	8.5	10	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 Densityc(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（%）	0.4	0.6	0.9	1.2	2.5	2.8	3	6.3	7.5	10.5	15.5	15.8	19	25
+150 Mesh	0.4	0.6	0.9	1.2	2.5	2.8	3	6.3	7.5	10.5	15.5	15.8	19	25
Median Particle Diameter(um)	15.2	17.8	20.6	22.8	25	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	8.5	8.5	8.5	9	9	9.2	9.2	9.2	9.5	9.5
1、Tyler Screen;+150 mesh= > 105 microns 2、Note: Permeability (Darcy) is tested by CHINA method.
Product Grades	SiO2(%)		Al2O3(%)		FeO3(%)		CaO(%)		MgO(%)		Loss on lgnition (%)		Refractive Index
TD21 Thru TD27 Grades	90.5		3.15		1.35		0.48		0.38		0.25		1.43
TS505 Thru TS639 Grades	89.9		3.26		1.23		0.45		0.35		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 MAN UFACTURER
											中国硅藻土制造商 CHINA DIATOMITE MAN UFACTURER

Company introduction

10 years of focus on diatomaceous earth research and developme

Honor And Qualification

Official certification, professional after sales service.

Logistics and packageing

Full intimate service - to meet the practical needs of all cust

Everything you need to know

What Are The Advantages Of High-purity Diatomaceous Earth Filter Aid?
The high-purity diatomaceous earth filter aid, processed through acid-washing and high-temperature purification of premium diatomite ore with impurity content below 0.1%, represents the gold standard in ultra-clean filtration technology. Its paramount advantage lies in exceptional purity - certified by ISO standards with zero heavy metal or organic leaching risks, making it perfectly safe for critical applications including biopharmaceutical manufacturing and semiconductor wafer cleaning, while guaranteeing 99.99% filtrate purity and meeting stringent micron-level particle retention requirements. Featuring a homogeneous pore structure (0.05-10μm), this advanced material demonstrates 70% superior filtration precision compared to conventional products, effectively intercepting fine particles, colloids and microorganisms while reducing system resistance by 40%. Its compatibility with precision filter presses and nanofiltration systems significantly extends core component lifespan. The filter aid exhibits extraordinary chemical inertness, withstanding aggressive acids, alkalis and organic solvents to ensure filtration stability under extreme conditions. Furthermore, its dense yet easily recoverable filter cakes enable 50% reduction in solid waste, supporting sustainable resource recycling. As a premium industrial filtration medium, high-purity diatomaceous earth combines ultra-low contamination with remarkable cost-effectiveness, fully complying with GMP production standards. Whether enhancing semiconductor cleaning efficiency, ensuring injectable drug sterility, or reducing overall costs in high-value industries, this filter aid provides reliable solutions for ultra-clean processes while driving technological advancements in cutting-edge manufacturing sectors. The material's unique combination of performance characteristics - including its validated chemical stability, precision filtration capability and environmental benefits - makes it an indispensable component for mission-critical filtration applications where absolute reliability cannot be compromised.

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.