Description

Aluminum Silicate, Monohydrate is a versatile inorganic compound valued for its stability and functional properties. This material serves as a key performance additive and filler across numerous industrial sectors, offering benefits such as reinforcement, rheology modification, and chemical inertness. It is essential for manufacturers in the ceramics, coatings, plastics, and construction industries seeking to enhance product durability and processing characteristics.

Application

• As a reinforcing filler and extender in paints, coatings, and sealants to improve durability and weathering resistance.
• As a functional additive in plastics and polymer composites to enhance mechanical strength and dimensional stability.
• As a key raw material in the formulation of ceramic glazes, bodies, and refractories.
• In the construction industry as a component in cement, mortars, and other building materials.
• As an anti-caking and free-flow agent in various industrial powder formulations.
• In the production of catalysts and catalyst supports for chemical processes.
• As an adsorbent and clarifying agent in specific filtration and purification applications.

Basic Information

Product Name	Aluminum Silicate, Monohydrate
CAS No.	13132-95-1
Molecular Formula	Al2O9Si2 · H2O / Al2SiO5 · H2O
Molecular Weight	240.09 g/mol (anhydrous basis)
Synonyms	Aluminium Silicate Monohydrate; Kaolinite; Hydrated Aluminum Silicate; China Clay; Porcelain Clay; Al2Si2O5(OH)4; Aluminum Silicate Hydrate; Pigment White 19; EINECS 236-719-3
EINECS	236-719-3

Quality Control

Our Aluminum Silicate, Monohydrate is produced under a stringent quality management system. Each batch undergoes rigorous analytical testing to ensure consistency and compliance with relevant industrial specifications. A comprehensive Certificate of Analysis (COA) detailing purity, physical properties, and impurity levels is provided with every shipment to guarantee traceability and performance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); the container must be kept tightly sealed to prevent absorption of atmospheric moisture, which can affect flow properties and performance.

Specification

Item	Specification
Appearance	White to off-white fine powder
Identification (IR)	Conforms
Assay (as Al2O3)	≥ 38.0 %
Loss on Drying (LOD)	≤ 15.0 %
pH (10% slurry)	4.5 - 6.5
Particle Size (Typical)	Contact for details
Heavy Metals (as Pb)	≤ 20 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.