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// SPEC · 耐火原料

白刚玉磨料 Al2O3 99% F60-F120 中细粒

白刚玉磨料，Al2O3≥99%，粒度F60-F120，粒度集中，高脆性，适用于精密内圆磨削、光学玻璃抛光及半导体晶圆边缘加工。

耐火原料最高温度: 1900°CGB/T 2481.1

// 主要特性

  • Tight FEPA grit size distribution ensuring consistent surface finish Ra values
  • High friability enabling cool cutting action in precision grinding of hardened steels
  • Al2O3 ≥99% with Fe2O3 ≤0.04% preventing workpiece staining in critical applications
  • Sharp angular crystal morphology for effective micro-cutting in fine precision grinding

// 技术规格

SiO2 (%)≤0.04
Al2O3 (%)≥99.0
Fe2O3 (%)≤0.04
Available Grain SizesF60, F80, F100, F120
Bulk Density (g/cm³)1.78–1.92

// 应用领域

Precision internal grinding wheels for bearing inner and outer racesOptical glass surface grinding and fine lapping platesSemiconductor silicon wafer edge profile grindingVitrified grinding wheels for carbide cutting tool regrindingDental ceramic milling disc and zirconia block grinding
// 快速规格
最高温度1900°C
体积密度3.98 g/cm³
执行标准GB/T 2481.1
// 获取报价

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