Caustic Calcined Magnesia

Kuanxiang supplies caustic calcined magnesia with uniform calcination, stable quality, and good reactivity. Widely used in refractories, paper, chemicals, rubber, building materials, and animal husbandry.
  • Product Description

Caustic calcined magnesia is one of the most widely used basic materials in the magnesia product range. For many customers, purchasing this product is not only about whether the chemical indicators meet the standard, but also about whether the calcination is uniform, whether the reactivity remains stable, and whether the quality can be controlled consistently from batch to batch. Backed by Haicheng’s high-grade magnesite resources, Kuanxiang maintains close control over raw material selection and calcination processes, helping ensure more stable performance in actual applications.

Our caustic calcined magnesia features uniform calcination, stable quality, good reactivity, and broad applicability. It is widely used in refractories, paper production, chemicals, rubber, building materials, and animal husbandry. For customers who use it as an intermediate raw material, product stability is often more important than a single test result, because it directly affects downstream formulation, reaction efficiency, and finished product consistency.

We currently offer multiple grades, including QM-90, QM-92, QM-94, and QM-95, with MgO content ranging from 90% to 95%. Customers can choose the most suitable grade according to their application needs, process conditions, and cost considerations. For customers with ongoing purchasing needs, we can also provide more targeted recommendations based on end use.

 Item MgO ≥ SiO₂ ≤ CaO ≤ LOI ≤
QM-95 95 1.0 1.5 3.0
QM-94 94 2.0 2.0 4.0
QM-92 92 3.0 2.0 5.0
QM-90 90 4.0 2.0 6.0
project-v1-shape1
project-v1-shape2
OUR PRODUCTS

Best-selling Products

Large Crystal Fused Magnesia

Kuanxiang large crystal fused magnesia is designed for high-end metallurgical furnace linings, premium refractory bricks, refining furnace materials, and special refractory products with higher performance requirements.

High-Purity Magnesia

Kuanxiang high-purity magnesia is made from premium natural magnesite through beneficiation, light burning, fine grinding, briquetting, and ultra-high-temperature calcination. Ideal for refractory bricks and monolithic refractories.

Fused Magnesia

Kuanxiang fused magnesia features large crystals, dense structure, strong slag resistance, and excellent high-temperature performance. Suitable for refractory bricks and bulk refractory materials.

Dead Burned Magnesia

Kuanxiang supplies dead burned magnesia with good sintering, stable quality, and low phosphorus and sulfur content. Ideal for producing magnesia refractory bricks and unshaped refractory materials.
OUR LATEST

Our Latest Blog & News

Kuanxiang Plans to Establish a New Company in Singapore in May to Support Overseas Market Expansion
  • 28,April

Kuanxiang Plans to Establish a New Company in Singapore in May to Support Overseas Market Expansion

The new Singapore entity is expected to strengthen Kuanxiang’s international service capabilities and improve support for customers across Southeast Asia and other global markets.
SERVICES

Services

Technical and Logistics Support in One Service Flow

Technical and Logistics Support in One Service Flow

A good magnesia product can still perform poorly if the grade is wrong, the sizing is not suitable, or delivery arrives too late for production. In real projects, technical fit and supply execution are closely connected. Kuanxiang treats them that way.
Export Compliance and International Trade Support

Export Compliance and International Trade Support

For many overseas customers, the hardest part of sourcing magnesia is not choosing the material. It is getting the paperwork, customs coordination, and delivery process right the first time.
Green and Low-Carbon Magnesia Solutions

Green and Low-Carbon Magnesia Solutions

Low-carbon sourcing is no longer a marketing preference. For many industrial buyers, especially those serving higher-standard international markets, it has become part of procurement, compliance, and long-term competitiveness.
Customized Magnesia Raw Material Supply

Customized Magnesia Raw Material Supply

When refractory manufacturers source magnesia, the real issue is rarely supply alone. What matters is whether the material fits the application, remains stable from batch to batch, and arrives on schedule. That is where Kuanxiang focuses its work.

Leave A Message


    Products
    Contacts
    WhatsApp
    Email