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Premium Zirconium Silicate & Graphite Electrodes

RS Zirconium is a trusted supplier of high-performance refractory materials, zirconium silicate, and graphite electrodes for metallurgy, petrochemical, power, and building materials industries. With over 20 years of expertise, we deliver quality, durability, and innovation.

Zirconium Silicate Material
Est. 2007
Zhengzhou Rongsheng Group Facility

About RS Zirconium

Zhengzhou Rongsheng Group, located at the foothills of Songshan Mountain in the heart of China's Central Plains, has been a leader in refractory materials since 2007. Strategically positioned near Xinmi City and close to major rail lines like Longhai and Jingguang, our location ensures efficient logistics and access to premium raw materials.

Over the past two decades, we have evolved into a comprehensive industrial refractory enterprise serving metallurgy, building materials, power generation, and petrochemical sectors. Our specialization in graphite electrodes and zirconium silicate has made us a trusted partner across Asia, Europe, and beyond.

20+
Years Experience
50+
Global Clients

Our Featured Products

Discover our high-performance zirconium silicate, graphite electrodes, and refractory solutions engineered for durability, heat resistance, and industrial efficiency.

Zirconium Silicate Powder

Zirconium Silicate Powder

High-purity zirconium silicate used in ceramics, foundries, and refractory coatings. Excellent thermal stability and corrosion resistance.

  • Purity: ≥99.5%
  • Particle Size: 1–100 μm
  • Color: White to off-white
Graphite Electrode UHP

UHP Graphite Electrode

Ultra High Power graphite electrodes for electric arc furnaces. Ideal for steelmaking with high current density and low consumption.

  • Diameter: 300–700 mm
  • Length: 1800–3600 mm
  • Grade: UHP (Ultra High Power)
HP Graphite Electrode

HP Graphite Electrode

High Power graphite electrodes for medium to large-scale steel plants. Balanced performance and cost-efficiency.

  • Diameter: 250–600 mm
  • Length: 1500–3000 mm
  • Grade: HP (High Power)
RP Graphite Electrode

RP Graphite Electrode

Regular Power graphite electrodes for small EAFs and foundry applications. Reliable performance with long service life.

  • Diameter: 150–400 mm
  • Length: 1200–2400 mm
  • Grade: RP (Regular Power)
Zirconia Refractory Bricks

Zirconia Refractory Bricks

High-density zirconia bricks for extreme temperature environments. Used in glass furnaces and petrochemical reactors.

  • Max Temp: 1800°C
  • Density: 5.6–6.0 g/cm³
  • Shape: Customizable
Fused Zirconia

Fused Zirconia Granules

Electro-fused zirconia for high-abrasion and high-corrosion applications. Superior mechanical strength and thermal shock resistance.

  • ZrO₂ Content: ≥65%
  • Size: 0–5 mm, 5–10 mm
  • Packaging: 25 kg bags
Zircon Flour

Zircon Flour (Milled)

Finely milled zircon flour for investment casting, refractory coatings, and ceramic glazes. Consistent particle distribution.

  • Mesh Size: 200–325
  • ZrO₂ + HfO₂: ≥65%
  • Low Iron Content
Graphite Electrode Connectors

Graphite Electrode Connectors

Precision-machined threaded connectors for UHP and HP electrodes. Ensures secure coupling and minimal resistance.

  • Material: High-density graphite
  • Thread Type: Tapered (Metric/Imperial)
  • Compatibility: All major brands
Refractory Mortar

Zircon-Based Refractory Mortar

High-adhesion mortar for zirconia and alumina-silicate brick installation. Resistant to slag penetration and thermal cycling.

  • Working Temp: Up to 1700°C
  • Setting Time: 2–4 hours
  • Packaging: 10 kg pails
Custom Electrodes

Custom Graphite Solutions

Tailored graphite components including molds, crucibles, and specialty electrodes for unique industrial needs.

  • Custom Shapes & Sizes
  • CNC Machining Available
  • Prototyping Support

Our Services

From consultation to delivery, we provide end-to-end support to ensure your industrial processes run smoothly and efficiently.

Quality Assurance

Every product undergoes rigorous testing for purity, density, and thermal performance to meet international standards.

Fast Global Delivery

Leveraging strategic logistics partners, we ensure timely delivery to clients across Asia, Europe, the Middle East, and Africa.

Technical Support

Our engineers provide on-site and remote support for installation, troubleshooting, and optimization of refractory systems.

Latest News & Updates

Stay informed about industry trends, company milestones, and global events shaping the refractory and graphite sectors.

NEWCAST/GIFA Exhibition

RS Zirconium at NEWCAST/GIFA 2023

We proudly participated in the NEWCAST/GIFA/METEC/THERMPROCESS exhibition in Düsseldorf, showcasing our latest graphite electrode innovations.

Posted: June 2023
Uzbekistan Expansion

China-Henan to Uzbekistan Expansion

RS Zirconium strengthens ties with Kashkardaria region, supplying high-performance refractories for new steel plant developments.

Posted: September 2022

Get in Touch

For inquiries, pricing, or technical support, reach out to our team. We're available 24/7 to assist you.

+86 13526662273
24/7 Customer Support
10th Floor, No. 6 Building, China Central Electronic Commerce Port, Daxue Road, Erqi District, Zhengzhou, Henan, China

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