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Si SiO₂ · Available on enquiry可询价供应

Silica Quartz 硅石 / 石英

High-purity vein quartz and silica lumps for metallurgical silicon, ferro-alloys, glass and foundry industries. Purity, iron and alkali content define the grade.用于金属硅、铁合金、玻璃及铸造行业的高纯脉石英与硅石块。纯度、铁及碱金属含量决定品级。

Indicative specifications指导性规格

Grade verified by SGS Laboratory品位经 SGS 实验室验证
Parameter参数Typical range / status典型范围 / 状态
SiO₂Typically 98 – 99.5%+
Fe₂O₃Typically ≤ 0.05 – 0.3%
Al₂O₃Reported per lot
CaO, MgO, K₂O, Na₂OReported per lot
SizeLump 20–150 mm or crushed to spec
Supply form供应形态Lump / crushed / graded sand块状 / 破碎 / 分级砂
Packing & shipment包装与运输Bulk / jumbo bags / 20ft containers
HS code (indicative)HS 编码(参考)2506.10

Values are typical reference ranges for this mineral type, not a guarantee of stock or grade. Each lot is sampled and analysed by SGS; the certificate issued for that lot is the binding specification.数值为该矿物类型的典型参考范围,并非库存或品位的保证。每批货物均由 SGS 取样分析,所出具的证书为具约束力的规格依据。

Typical applications典型用途

  • Metallurgical-grade silicon冶金级硅
  • Ferro-silicon & silicon carbide硅铁与碳化硅
  • Glass & ceramics玻璃与陶瓷
  • Foundry & filtration铸造与过滤

SGS test parametersSGS 检测项目

XRF, wet-chemical, LOI, sizing, whitenessXRF、湿化学分析、烧失量、粒度、白度

Additional parameters can be added to the test scope at your request (e.g. specific penalty elements, particle size distribution, bulk density).可根据您的要求增加检测项目(如特定罚款元素、粒度分布、堆密度)。

How to proceed with this mineral如何推进此矿物的采购

  1. Send specification发送规格 — required grade, penalty limits, volume per month, destination port.所需品位、罚款限值、月需求量、目的港。
  2. Receive sourcing assessment获得采购评估 — we confirm realistic grade range and availability window.我们确认现实的品位范围和供应窗口。
  3. Test samples检测样品 — representative samples shipped to your laboratory.代表性样品寄送至您的实验室。
  4. Contract, SGS, sealed shipment合同、SGS、封箱发运
Request quote / sample for申请报价 / 样品: Silica Quartz

Start a conversation开始洽谈

Tell us your specification. We will tell you honestly what we can source.告诉我们您的规格,我们将如实告知可采购的方案。

Samples before bulk. SGS before shipment. No commitment until the numbers are verified.先样品后批量,装运前 SGS 检测,数据验证前不作承诺。

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