SKU MG-2F24F2

Bf33 Glass Wafer High Precision Flat Low Warpage High Temperature Low Expansion

Bf33 Glass Wafer High Precision Flat Low Warpage High Temperature Low Expansion — a glass wafer: Croning Eagle Xg. Specs, RFQ checklist and custom sizes…

Croning Eagle XgMaterial
Intrinsic SemiconductorType
RefrigeratorApplication
Discrete DeviceManufacturing Technology
Bf33 Glass Wafer High Precision Flat Low Warpage High Temperature Low Expansion

Product type: Intrinsic Semiconductor. Application: Refrigerator. Model: wafer glass.

Overview

Bf33 Glass Wafer High Precision Flat Low Warpage High Temperature Low Expansion: a glass wafer made from Croning Eagle Xg. Listed for Refrigerator applications. Dimensions, material grade, coating and finish can be quoted to your drawing; the values above are the listed starting point.

Specifications

Material Croning Eagle Xg
Type Intrinsic Semiconductor
Application Refrigerator
Manufacturing Technology Discrete Device
Model NO. wafer glass
Signal Processing Analog Digital Composite and Function
We offer a variety of precision glass solutions grinding and polishing, edging and chamfering, CNC machining, ultrasonic cleaning, laser cutting, drilling, precision etching, microfluidic, etc;
Supplier GuangZhou Lighting Glass CO., LTD.

What to specify when you request a quote

  • Diameter and flat / notch — state diameter, flat or notch and their tolerances.
  • Thickness and TTV — give thickness, its tolerance and total thickness variation.
  • Polish and roughness — specify single- or double-side polish and roughness.
  • Flatness, bow and warp — quote flatness, bow and warp limits.
  • Material grade — listed as “Croning Eagle Xg”; name the grade (JGS1/JGS2, Borofloat 33, alkali-free, sapphire orientation).

Engineering guides for this part

For material grades and coating options, see BOROFLOAT 33 & Alkali-Free Glass Wafers: Material Guide. How parts like this are machined and finished is covered in Precision Glass Wafer Dicing: Fused Silica & Borofloat Process Guide. For an application example, read Alkali-Free Glass Wafers for Appliance Display Substrates. Before sending a drawing, check Thermal Conductivity of Quartz Glass & Fused Quartz: A Process Guide. A related standard product is 4-inch Borofloat 33 Glass Wafers.

FAQ

What is the Bf33 Glass Wafer High Precision Flat Low Warpage High Temperature Low Expansion made of? expand_more
It is listed as Croning Eagle Xg. Other grades can be quoted if your application needs different transmission, thermal or chemical properties.
Where is this glass wafer used? expand_more
Listed applications: Refrigerator.
What should I include in a quote request? expand_more
Include diameter and flat / notch, thickness and ttv, polish and roughness, flatness, bow and warp and material grade, plus quantity and a drawing if the part is custom.
Configure in 3D, draw in 2D

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PRECISION GLASS 3D
3D Precision Glass Configurator Build a visual 3D preview for custom precision glass parts, including wafers, microfluidic chips, coated glass, optical filters, and machined quartz plates. This tool is for visual configuration only. Final dimensions, tolerances, materials, coatings, and manufacturability will be reviewed from your drawing or specification.
3D GLASS PREVIEW Visual Specification

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Interactive visual preview for custom precision glass configuration.

SP SPEC SUMMARY:
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SUBMIT RFQ — ENGINEERING REVIEW Your current 3D configuration and specification summary are attached automatically. Attach a drawing if you have one.
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FREQUENTLY ASKED QUESTIONS
Which fused silica grade should I choose — JGS1, JGS2 or JGS3?

JGS1 offers deep-UV transmission from about 185 nm (best for DUV lithography and UV laser optics). JGS2 transmits well from about 220 nm for standard UV-visible use at lower cost. JGS3 is optimized for visible-to-infrared and high-power laser work. The builder exposes a transmission-band requirement so you can specify the grade by application.

What wafer diameters and thicknesses are supported?

Common diameters are 2, 3, 4 and 6 inch (note 1 inch = 25.0 mm for quartz wafers, so a 4 inch wafer is 100 mm). Typical thicknesses are 200, 500, 700 and 1000 µm, with tighter thickness tolerance and TTV specifiable for polished optical grades.

Can I specify TTV, surface quality and a flat or notch?

Yes. You can set total thickness variation, scratch-dig surface quality (down to 40/20 or 20/10 for optical grade), single- or double-side polish, and a primary flat or notch for orientation.

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Bf33 Glass Wafer High Precision Flat Low Warpage High Temperature Low Expansion

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