What is the surface quality specification?

Surface quality options include 60/40, 40/20, or better.

Can the wafer be customized with SEMI flats?

Yes, wafers can be fabricated with a SEMI notch or one or two SEMI flats.

N-Type 3 4 6 Inch Silicon Wafer

Name: N-Type 3 4 6 Inch Silicon Wafer
Brand: Changchun Yutai Optics Co., Ltd.
SKU: 867891715

Jilin, ChinaChangchun Yutai Optics Co., Ltd.

US$3.00-15.00

50 Pieces

Product profile

Customization

Available

Shape

Flat

Material

Glass

Model NO.

yt949

Application

Semiconductor

Customized

Diameter

3-150mm

Diameter Tolerance

+0.0/-0.15 mm

Thickness Tolerance

+/-0.1mm

Surface Quality

60/40, 40/20 or Better

Warp

<65um

Orientation

100,111

Polish

Double Side Polish or One Side

Color

Silver

Transport Package

Safety Green Carton

Origin

Changchun

HS Code

9001909090

Production Capacity

40000/Year

Key features

Customized Dimensions: Diameter ranges from 3mm to 150mm with specific tolerance options.

High Purity Material: Manufactured from high-purity silicon for semiconductor device applications.

Precision Polishing: Available with double side polish or single side polish options.

Surface Quality Options: Offers 60/40, 40/20, or better scratch and dig specifications.

SEMI Standard Features: Can be fabricated with SEMI notch or one or two SEMI flats.

Advanced Testing: Equipped with ZYGO and stereo interferometers for batch testing.

OEM/ODM Services: Full OEM and ODM services available for custom optical components.

Flexible Packaging: Standard or customized packaging options including safety green cartons.

Company profile

Changchun Yutai Optics Co., Ltd.

Jilin, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2017-02-08 CertifiedNearest Port: Dalian PortAverage Response Time: ≤0.57h CertifiedTerms of Payment: T/T, PayPal, Western Union

AI-Powered supplier vetting

SummaryChangchun Yutai Optics Co., Ltd. is a China-based limited company established in 2015, with 11 employees and more than 10 production lines. It offers a broad range of optical products and materials, including lenses, windows, mirrors, filters, prisms, wafers, coatings, beamsplitters, and IR optics. The supplier reports exports to Europe and North America, with exports representing 51%–70% of total sales and self-operated import/export rights. Production information indicates substantial stated output across several optical product categories. Its capabilities are supported by advanced milling, polishing, and inspection equipment, technology links with Changchun optical and university institutions, vertically integrated manufacturing, and platforms covering custom design through volume manufacturing. ISO9001 is referenced as a management system objective or framework, but certification holding is not explicitly confirmed. Evidence is insufficient to verify after-sales performance, financial credibility, or...

Supplier typeThe supplier is identified as Changchun Yutai Optics Co., Ltd., a Chinese limited company classified as a combined business entity and engaged in industrial equipment and components. Its stated product keywords and descriptions establish it as an optical-product manufacturer and supplier.

R&D capabilityEvidence supports technical capability through a broad range of optical materials and products, technology support from optical and university institutions, advanced milling, polishing, and inspection equipment, and multiple technology platforms. The supplier also describes a process spanning custom design, pilot production, and volume manufacturing, indicating demonstrated development infrastructure.

Production capacityThe supplier reports more than 10 production lines, stated output across lenses, filters, prisms, windows, and mirrors, vertically integrated manufacturing facilities, advanced production equipment, and stock availability for tens of thousands of lenses. These details provide explicit evidence of established production capacity and breadth.

Customization capabilityThe supplier offers specialized and varied optical products, including IR, toroidal, cylindrical, telecentric, beam-expander, and machine-vision lenses, and explicitly describes a workflow from custom design through pilot and volume manufacturing. This supports a positive assessment of customization capability.