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99.95% High Purity Quartz Fused Silica High Temperature Refractory Material
US$550.00
1-49 Tons
US$520.00
50-199 Tons
US$480.00
200+ Tons

Product specifications

Fused Silica Grade A

Sample price:US$30.00/piece.Request sample

Product profile

Customization

Available

Feature

Good Acid Resistance, Good Mechanical Strength, High Refractoriness, Low Thermal Conductivity, Permeability, Thermal Shock Resistance, Volume Stability

Production Process

Quartz Fused Silica

Model NO.

0-1,1-3,3-5,5-8mm,4-8,8-22,20-40,40-60,325mesh

Refractoriness (℃)

1770< Refractoriness< 2000

Shape

Powder

Type

Fused Silica

Sio2 Content

≥99.95% Min

Temperature Resistance

The Maximum Operating Temperature Is 1800℃

Mohs Hardness

7

Best-Selling Specs

0-1mm,1-3mm,3-5mm,20-40mesh,180-0mesh

Color

White or Transparent

Shipping Port

Tianjin or Qingdao Port

Delivery Terms

EXW Fob CIF

MOQ

1 Ton

Certificate

ISO9001 BV SGS National Patent

pH Value

6

Bulk Density

2.2 G/M3

Best-Selling Grade

≥99.96%,≥99.95%,99.7%-99.8%,99.5%-99.6%

Transport Package

PP Bag or Paper Bag (25kg/Bag, 50kg/Bag)

Specification

0-1,1-3,3-5,5-8mm,4-8,8-22,20-40,40-60,325mesh

Trademark

Runlai Quartz Technology

Origin

China

HS Code

2506100000

Production Capacity

50000

Key features

High Purity SiO2: 99.95% to 99.99% purity with low impurity content and no metal contamination.
Customizable Sizes: Available in powder, granular, and block forms with customizable particle sizes.
Certified Quality: ISO 9001, BV, and CE certified ensuring strict quality control standards.
Low Thermal Conductivity: Near-zero thermal expansion and low conductivity for precise temperature control.
Chemical Stability: Good acid and alkali corrosion resistance with low dissolution properties.
Patented Technology: Produced with self-developed patents for high stability and quality.
Versatile Applications: Ideal for semiconductors, optics, refractories, and aerospace industries.

Company profile

Patents AwardedIn-stock CapacityFast DeliveryQuality Assurance
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Designs, Minor Customization CertifiedExport Year: 8 Years CertifiedNearest Port: Lianyungang PortAverage Response Time: ≤0.21h

AI-Powered supplier vetting

SummaryLianyungang Runlai Quartz Technology Co., Ltd. is a limited company and combined supplier offering quartz products, with business activities spanning non-metallic mineral manufacturing, sales, and technology services. It operates two production lines, has two export-trade staff, and reports eight years of export experience, although its primary export market is listed as domestic. The supplier supports customization from samples, designs, and minor modifications, but does not provide 3D software design services and has no available SDK. No supplier management-system certification is reported. Production controls show a stated gap in continuous quantity reconciliation and finished-product inspections are guided by instructions without written records. Financial-capacity indicators are reported for 2023–2025, but the slices do not establish financial strength. Audit information identifies TÜV Rheinland and a report validity period, but no favorable audit outcome is demonstrated.
Supplier typeThe supplier is identified as Lianyungang Runlai Quartz Technology Co., Ltd., a limited company with a combined company type. Its primary product is quartz products, and its stated business scope includes manufacturing and sales of non-metallic mineral products plus technology-related services.
CertificationsThe supplier management-system certification field is explicitly reported as NIL. Although TÜV Rheinland is identified as the audit organization and an audit report validity period is provided, the slices do not identify a held certification or establish a positive audit result.
Production capacityThe supplier operates two production lines and manufactures quartz and other non-metallic mineral products. It has an outsourcing standard operating procedure, but does not continuously reconcile quantities for every batch or mass-production run, and finished-product inspections have instructions without written records.
Customization capabilityThe supplier explicitly supports customization from samples, customization from customer designs, and minor customization. This demonstrates multiple stated customization routes, although 3D software design services are not available.

Product Q&A

Q:What is the purity level of the fused silica?
A:
The product offers high purity ranging from 99.95% to 99.99% SiO2 content, with strict control over impurities like Al2O3 and Fe2O3.
Q:What are the available forms and sizes?
A:
We provide powder (70-3000 mesh), granular (8-200 mesh), and block forms (0-60 mm). Customizable cutting and particle sizes are available.
Q:What certifications does the product have?
A:
The product is certified by ISO 9001, BV, and CE, ensuring compliance with international quality and safety standards.
Q:What is the minimum order quantity (MOQ)?
A:
The minimum order quantity is 1 Ton for standard orders, though we can accommodate smaller custom packages.
Q:What are the typical application scenarios?
A:
It is widely used in semiconductor wafer growth, optical lenses, refractory bricks, photovoltaic furnaces, and aerospace engine nozzles.

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