What certifications do the products have?

Products are certified by TUV, ISO, CE, ISO9001:2008, and SGS.

What is the evaporation temperature of SiO2?

The evaporation temperature is between 1800-2200 degrees Celsius.

How are the products packed?

Inside: vacuum sealed with drying agent; Outside: wooden case to prevent damage during transportation.

High Purity Sio2 Granules Silicon Dioxide Granules for Optical Coating

Name: High Purity Sio2 Granules Silicon Dioxide Granules for Optical Coating
Brand: Changsha Xinkang Advanced Materials Co., Ltd.
SKU: 2255960435

Hunan, ChinaChangsha Xinkang Advanced Materials Co., Ltd.

US$28.00-300.00

1 Piece

Product profile

Customization

Available

Type

Optical Coating Materials

Shape

Granules

Model NO.

XK-SiO2

Certification

TUV, ISO, CE

Materials

Silicon Dioxide

Purity

High

MOQ

0.1kg

Application

UV Coating

Free Sample

Available

Packing

Vacuum Packed

Certificate

COA, Coc

Delivery

10-20 Days

Transport

by Air, by Sea

Certificate of Origin

Available

Transport Package

Vacuum Sealed

Specification

1-3mm, customize

HS Code

8486909900

Production Capacity

2000PCS/Month

Key features

High Purity SiO2: 99.99% purity silicon dioxide granules for optical coating applications.

Customizable Shapes: Available in granules, tablets, cubes, or customized forms to meet specific needs.

Wide Transparency: Transparency range from 200nm to 9000nm with refractive index of 1.46 at 550nm.

Fast Delivery: Delivery within 3-15 working days via DHL, FedEx, or UPS door-to-door service.

Certified Quality: Certified by TUV, ISO, CE, ISO9001:2008, and SGS for high standards.

OEM/ODM Service: Supports customization from samples, designs, and flexible minor customization.

Vacuum Packed: Vacuum sealed with drying agent inside wooden case to prevent oxidization and damage.

Global Export: Exporting to over 15 countries in Europe, Southeast Asia, and South America.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceExperienced Team

Changsha Xinkang Advanced Materials Co., Ltd.

Hunan, China

Business Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 10 Years CertifiedNearest Port: Guangzhou PortAverage Response Time: ≤4.82h

AI-Powered supplier vetting

SummaryThe supplier demonstrates established manufacturing, customization, quality-management, and service-control capabilities. It holds ISO 9001:2015 and ISO 14001:2015 certifications, reports documented corrective-action and complaint-handling procedures, and has five quality inspectors identified in one record. Manufacturing support includes multiple processing machines, three production lines, valid contracts with associated subcontractors, and in-stock capability. The supplier offers OEM, ODM, SDK, and product-development support, with new products reported in the past year. However, it is not identified as a professional technical supplier, does not provide 3D software design services, and lacks overseas warehouses, showrooms, agents, branches, and offline trade-show participation. Financial credibility cannot be assessed because the financial figures are excluded from this analysis and the remaining information is insufficient. Customer references are limited to general statements about customer approval...

Supplier typeThe supplier is a manufacturing-oriented supplier with OEM and ODM capabilities, valid manufacturing contracts with associated subcontractors, inventory capability, and broad export-market coverage. It is not classified as a professional technical supplier and does not provide overseas agents, branches, warehouses, or showrooms.

CertificationsThe company states that it passed ISO 9001:2015 quality-management-system certification and ISO 14001:2015 environmental-management-system certification. These certifications provide explicit evidence of formal quality and environmental management systems.

After-Sales capabilityThe supplier has documented and followed procedures for corrective and preventive actions, customer complaints, and supplier-service assessment. It also offers in-stock service and multiple quotation terms, but has no overseas warehouse, showroom, agent, or branch capability, which limits local after-sales support evidence.

R&D capabilityThe supplier reports new products within the past year, ODM capability, OEM service for well-known brands, SDK availability, and R&D engineers with 6–10 years of total experience. However, it is not a professional technical supplier and does not provide 3D software design services, so the evidence supports product-development capability rather than specialized software innovation.

Production capacityProduction resources include three production lines, multiple processing and manufacturing machines, five quality inspectors in one record, valid contracts with associated subcontractors, inventory capability, and lead times within 15 working days in both peak and off-peak records. These facts support an established and operational production capability.

Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, minor customization, and flexible customization. The same customization range is recorded for both design-services and production-related capability, indicating broad customization coverage.

Client casesThe supplier states that its self-developed products have received high customer approval, that it provides OEM services for well-known brands, and that its business has expanded from China into multiple developed markets. These are explicit customer and market-coverage claims, although no named customers or case details are provided.