Magnetic Nano Iron Oxide CAS 1317-61-9 is superparamagnetic nano Fe₃O₄ powder with narrow particle size distribution and outstanding dispersion. It is the core raw material for ferrofluid and industrial magnetic liquid. After surface modification, the nanoparticles can be stably suspended in carrier liquid, providing stable magnetic responsiveness for magnetic liquid products.

Product Detail

Magnetic Nano Iron Oxide CAS 1317-61-9 Raw Material for Ferrofluid Industrial Magnetic Liquid

Product Overview

Magnetic Nano Iron Oxide (CAS 1317-61-9) is superparamagnetic nano Fe₃O₄ powder specially developed for ferrofluid production. Adopting precise wet chemical synthesis technology, the product features narrow particle size distribution, high purity and excellent monodispersity. After proper surface modification, nanoparticles can maintain stable suspension in oil-based or water-based carrier medium without rapid sedimentation. It delivers steady magnetic response characteristics, acting as the indispensable core solid raw material for preparing ferrofluid and various industrial magnetic liquid.

Core Features

Controllable Nano Particle Size: Uniform particle distribution, which guarantees stable suspension performance of finished ferrofluid.
Excellent Superparamagnetism: No remanence after removing magnetic field, preventing particle agglomeration inside magnetic liquid.
High Dispersion Performance: Easy for surface coating treatment, compatible with water and multiple oil carrier liquids.
High Chemical Purity: Low impurity content, avoid abnormal viscosity and deterioration of ferrofluid.
Stable Magnetic Properties: Consistent saturation magnetization between batches, stable quality of finished magnetic liquid.
Good Processing Adaptability: Suitable for diverse modification processes to produce water-based and oil-based ferrofluid.

Product Specifications

Product Name: Magnetic Nano Iron Oxide

CAS No: 1317-61-9

Chemical Formula: Fe₃O₄

Appearance: Black ultrafine nano powder

Magnetic Property: Superparamagnetic

Core Application: Raw material for ferrofluid, industrial magnetic liquid

Available System: Water-based ferrofluid, oil-based ferrofluid

Key Advantage: Narrow particle size distribution, good surface modification performance

Application Scope

This magnetic nano iron oxide is mainly used as primary raw material for manufacturing ferrofluid. Widely applied in magnetic liquid sealing, magnetic fluid loudspeaker, magnetic sensor, magnetic heat dissipation equipment and industrial vibration damping devices. It can also be used for preparing special industrial magnetic liquid used in magnetic separation, magnetic display and precision instrument damping fields.

Usage Guide

Carry out surface modification treatment on nano iron oxide powder first according to formula requirements. Fully disperse modified nanoparticles into matching carrier liquid under stirring to prepare stable ferrofluid. Control particle concentration to achieve target viscosity and magnetic properties. Small batch formulation test is strongly recommended before mass production. Store powder in vacuum sealed package to avoid oxidation and agglomeration.

Packaging & Storage

Packaging: 25kg vacuum sealed bag, customized small package available

Storage Condition: Store in cool, dry, ventilated warehouse. Keep tight sealing, prevent moisture absorption, oxidation and strong magnetic field exposure.

Shelf Life: 12 months under original sealed storage

Our Advantages

Our nano iron oxide for ferrofluid has strictly controlled particle size and high saturation magnetization. We support customized particle indicators and surface modification schemes for water/oil type ferrofluid. Stable batch quality effectively reduces the failure rate of magnetic liquid finished products. Professional technical support for ferrofluid formulation is provided. Factory direct supply ensures stable delivery cycle. Free samples are offered for customer formulation research and performance testing.

Previous : Surface Modified Nano Magnetite CAS 1317-61-9 Functional Magnetic Nanomaterial for Industrial Separation Next : Nano Iron Oxide Red CAS 1309-37-1 Transparent Pigment for Industrial Wood Protective Coating

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