What is the material grade and purity?

The wafers are made from high-purity silicon with a Prime grade and are suitable for semiconductor devices.

What are the packaging options?

We offer standard carbon envelopes with plastic foam, safety green cartons, or fully customized packaging solutions.

What is the minimum order quantity?

The provided description does not specify a minimum order quantity (MOQ).

4 Inch N Type Monocrystalline Si Wafer

Name: 4 Inch N Type Monocrystalline Si Wafer
Brand: Changchun Yutai Optics Co., Ltd.
SKU: 749910712

Jilin, ChinaChangchun Yutai Optics Co., Ltd.

US$11.90-16.90

100 Pieces

Product profile

Customization

Available

Shape

Flat

Material

Glass

Model NO.

yt962

Application

Semiconductor

Customized

Diameter

100+/-0.3 mm

Grade

Prime

Growth

Type/Dopant

P/B

Orientation

<111> on +/-0.5°

Resistivity

1-10 Ohm-Cm

Thickness

25+/-25 µm

Surface Finish

Double Side Polished

Flat

1 Primary Flat, Semi-Std.

Ttv

<5 Um

Bow

<30 Um

Warp

<30 Um

Particles

<[email protected] Um

Packaging

Regular Cassettes

Transport Package

Safety Green Carton

Origin

Changchun

HS Code

9001909090

Production Capacity

40000/Year

Key features

Customized Specifications: Diameter, Grade, Growth, Type, Orientation, Resistivity, Thickness, and Surface Finish are fully customizable.

High-Purity Material: Made from high-purity silicon with Prime grade and CZ growth method for semiconductor applications.

Precision Surface Finish: Double Side Polished (DSP) with tight tolerances on Ttv, Bow, and Warp for high-precision optics.

Advanced Manufacturing: Equipped with Ring polishing, Multi-axis machines, and Spectrograph for superior quality control.

Comprehensive Testing: Uses ZYGO and Stereo interferometers to provide testing reports for every batch.

OEM/ODM Services: Full OEM and ODM services available with experienced engineers and advanced production lines.

Flexible Packaging: Options include standard carbon envelopes, safety green cartons, or fully customized packaging.

Fast Delivery: Standard delivery within 30 days, with lead times adjusted based on quantity and season.

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.

Product Q&A

Q:What are the customizable options for the wafer?

We offer customization for Diameter (100+/-0.3 mm), Grade (Prime), Growth (CZ), Type (P/B), Orientation, Resistivity, Thickness, Surface Finish, and Packaging.

Q:What is the lead time for delivery?

Delivery is typically within 30 days, though this may depend on the order quantity and seasonal peaks.

Q:Do you provide testing reports?

Yes, we use advanced equipment like ZYGO and Stereo interferometers to provide testing reports for every batch.

Q:What payment methods do you accept?

We accept T/T, PayPal, and Western Union as terms of payment.

Q:Is OEM and ODM service available?

Yes, we provide both OEM and ODM services with a dedicated team of R&D engineers.