High-Efficiency Industrial Silicon Carbide 88% Powder (0-1mm) for Advanced Steel Deoxidation
Premium silicon carbide powder engineered for precision steelmaking applications, delivering superior deoxidation performance and consistent metallurgical results.
- Accelerated Reaction Speed: The 0-1mm micro-granular form provides extensive active surface area for instantaneous oxygen scavenging
- Precision Chemical Hit-Rate: Predictable 88% SiC purity ensures stable Silicon and Carbon recovery, reducing costly ladle adjustments
- Optimal Slag Conditioning: Rapidly reduces FeO and MnO in the slag, creating a stable reducing environment for alloy protection
- Low-Impurity Profile: Engineered with ultra-low Nitrogen and Sulfur to meet rigorous standards of high-grade automotive and tool steels
- Factory-Direct Reliability: Sourced directly from ZhenAn with ISO-certified batch consistency and moisture-proof global packaging
The Metallurgical Dynamics of 0-1mm SiC Powder
In high-precision steelmaking, the timing of deoxidation is critical. ZhenAn's 0-1mm Silicon Carbide Powder is specifically processed to bypass the mechanical delays of larger lumps. Upon injection or addition, the micro-particles dissociate rapidly, releasing active Silicon and Carbon into the melt.
The chemical reaction follows a high-velocity path: SiC + 3[O] → SiO₂ + CO↑
The fine CO bubbles generated during this process provide a micro-flotation effect, lifting microscopic non-metallic inclusions to the slag layer, which results in ultra-clean steel with improved fatigue resistance.
Key Applications & Operational Benefits
Ladle Furnace (LF) Trimming
The 0-1mm powder is the premier choice for final chemistry adjustments. Its rapid solubility allows furnace operators to hit target Silicon and Carbon specifications within minutes of casting, ensuring on-time production cycles.
Cored-Wire Manufacturing
Due to its excellent flowability and consistent 88% purity, our powder is the industry standard for filling deoxidizing cored wires. This ensures a stable, deep-injection delivery of SiC into the heart of the ladle or tundish.
Slag Foaming in EAF
In Electric Arc Furnaces, the carbon component of the SiC powder reacts with slag oxides to generate a consistent, thick foam. This foamy slag shields the furnace walls from arc radiation and significantly reduces energy loss.
Technical Specification & Chemical Standards
The following table details the metallurgical consistency of ZhenAn 0-1mm Silicon Carbide Powder, optimized for high-performance industrial standards.
| Quality Parameter |
Certified Value |
Physical Index |
Performance Data |
| SiC Content (Min) |
88.0% |
Grain Size |
0 - 1 mm (95% passing) |
| Free Carbon (C) |
2.5% - 4.5% |
Apparent Density |
1.42 - 1.48 g/cm³ |
| Aluminum (Al) |
≤ 0.8% |
True Density |
3.18 g/cm³ |
| Iron (Fe₂O₃) |
≤ 1.1% |
Melting Point |
2,700°C (Sublimation) |
| Nitrogen (N) |
≤ 0.012% |
Moisture (Max) |
0.3% |
Why Procurement Teams Choose ZhenAn SiC 88%
- Precision Screening: Our 0-1mm product is triple-screened to ensure consistent PSD (Particle Size Distribution), preventing oversize contamination in automated dosing systems
- Enhanced Machinability: By promoting uniform graphite distribution in specialty iron/steel, our SiC helps produce products that are easier to machine, reducing tool wear for the end customer
- Global Export Expertise: ZhenAn manages the entire logistics chain, providing specialized moisture-proof liners to ensure the material remains chemically active throughout sea transit
FAQ: Frequently Asked Questions
Is 0-1mm powder more effective than 1-10mm granules for deoxidation?
Powder is superior when reaction time is the priority. In Ladle Metallurgy (LF), the 0-1mm size reacts almost immediately upon contact, whereas larger granules require more time to dissolve, making powder the better choice for final-stage trimming.
Does the fine size (0-1mm) lead to significant dust loss?
ZhenAn utilizes a specialized micro-granulation process that minimizes ultra-fine dust. This ensures the powder sinks through the slag layer effectively rather than being sucked into the furnace's environmental extraction system.
Is this powder suitable for producing Spheroidal Graphite (SG) iron?
Yes. It is an excellent pre-conditioner for ductile iron base metal. It ensures the melt is fully deoxidized before the Magnesium treatment, which significantly increases the nodularity and reduces the required Mg dosage.
How does the carbon recovery of SiC powder compare to graphite?
Because the Carbon in SiC is chemically bonded, it is much more stable than free graphite. In a molten bath, the SiC Carbon is absorbed more predictably, leading to a tighter carbon hit-rate and fewer chemistry rejections.
What is the standard packaging for export?
We typically provide 1.0mt or 1.25mt waterproof jumbo bags. For cored-wire manufacturers, we can also provide 25kg small bags palletized for easier handling and dosing.
Does ZhenAn provide third-party testing for chemical purity?
Absolutely. While we conduct rigorous internal lab testing for every lot, we also partner with SGS, Bureau Veritas, and TUV to provide independent verification of our SiC content and size distribution upon client request.
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