行业组件数据 · 2026

硅元素

Silicon element as a critical component in molybdenum disilicide powder production for high-temperature industrial applications.

技术定义与适配语境
典型 硅元素 会按材料、尺寸公差、适配关系和失效风险在 基础金属制造 中评估。

Silicon (Si) is a metalloid element with atomic number 14, serving as the primary silicon source in high-purity molybdenum disilicide (MoSi2) powder manufacturing. In this context, silicon is processed to achieve purity levels exceeding 99.9% and combined with molybdenum through powder metallurgy techniques to create MoSi2, which exhibits exceptional oxidation resistance and stability at temperatures up to 1700°C.

组件规格

定义
Silicon (Si) is a metalloid element with atomic number 14, serving as the primary silicon source in high-purity molybdenum disilicide (MoSi2) powder manufacturing. In this context, silicon is processed to achieve purity levels exceeding 99.9% and combined with molybdenum through powder metallurgy techniques to create MoSi2, which exhibits exceptional oxidation resistance and stability at temperatures up to 1700°C.
工作原理
Silicon atoms bond with molybdenum atoms in a 2:1 stoichiometric ratio to form molybdenum disilicide (MoSi2) through high-temperature synthesis. The silicon provides the necessary silicon content for creating the protective silica (SiO2) layer that forms on MoSi2 surfaces at elevated temperatures, enabling its use as heating elements in industrial furnaces.
材料
High-purity silicon (≥99.9% Si) with controlled particle size distribution (typically 1-10 μm)low oxygen content (<0.1%)and minimal metallic impurities (FeAlCa < 100 ppm each).
Purity
≥99.9%
Bulk Density
0.8-1.2 g/cm³
Particle Size
1-10 μm
Oxygen Content
<0.1%
Metallic Impurities
<100 ppm each
Specific Surface Area
2-5 m²/g
标准
ISO 4497ASTM B214DIN 66165

行业分类与别名

硅元素 的常用贸易名称、技术标识和检索关键词。

上级产品

该组件会出现在以下整机或工业产品中。

FMEA · 风险与缓解

诱因 → 失效模式 → 工程缓解

Inadequate purity control during silicon refining->Reduced oxidation resistance of MoSi2 heating elements->Implement strict incoming material inspection with ICP-OES analysis
Improper particle size distribution->Incomplete reaction with molybdenum during synthesis->Use laser diffraction particle size analysis with real-time feedback control

工业生态与工程逻辑

0
Silicon dust explosion hazard during handling
1
Moisture absorption affecting powder properties
2
Impurity contamination during processing

合规与检测

tolerance
±0.5% on silicon content, ±1 μm on particle size D50
test method
ICP-OES for purity, laser diffraction for particle size, BET for surface area

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采购评估维度

不是客户评论,也不是实时热度。以下维度用于前期 RFQ 准备和供应商评估。

技术文档
4/5
制造能力
4/5
可检验性
5/5
供应商透明度
3/5

这些分值是采购评估维度示例,不代表真实客户评分、具体国家买家反馈或实时询盘。

相关组件

常见问题

Why is high purity critical for silicon in MoSi2 production?

High purity (≥99.9%) ensures minimal impurity phases that could degrade the oxidation resistance and mechanical properties of MoSi2 at elevated temperatures.

What particle size range is optimal for silicon in MoSi2 synthesis?

1-10 μm particle size provides optimal reactivity with molybdenum while maintaining good flow characteristics for powder processing.

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URN:CNFX:ME:UNIT:SILICON_ELEMENT