Application: Glass. Model: LTG202510TGV.
Overview
The Borofloat 33 Chip 3D Packaging Glass Substrate for Wafer-Level Via-Customized Thickness 0.4-0.7mm is supplied as a glass wafer made from Schott Bf33. Listed geometry: size 4" 6" 8" or Customizable, thickness 100~3000 μm. Typical applications: Glass. Dimensions, material grade, coating and finish can be quoted to your drawing; the values above are the listed starting point.
Specifications
| Material | Schott Bf33 |
|---|---|
| Size | 4" 6" 8" or Customizable |
| Thickness | 100~3000 μm |
| Application | Glass |
| Model NO. | LTG202510TGV |
| Other Material | High Alumina-Silicon Glass, Non-Alkali Glass… |
| Aperture Size | <20 μm |
| Pattern | Array or Customizable |
| Structural Shape | Through Hole, Blind Hole, Groove |
| Core Competencies | Strategic authorized distributor for Corning® (USA) and SCHOTT® (Germany) premium optical glasses |
| Supplier | GuangZhou Lighting Glass CO., LTD. |
Technical data
| Glass wafer size | 2' / 4' / 6' / 8' |
|---|---|
| PLP size | 510*510mm |
| Glass material | SCHOTT Borofloat 33,High alumina-silicon glass, non-alkali glass, Sodium calcium glass, quartz glass |
| Glass substand thickness | 100~3000 μm |
| Aperture | < 20 μm |
| Tolerance | < +/-3 μm |
| Fine Pitch | ≤40μm |
| Sidewall Roughness | Ra <0.5μm |
What to specify when you request a quote
- Diameter and flat / notch — listed as “4" 6" 8" or Customizable”; state diameter, flat or notch and their tolerances.
- Thickness and TTV — listed as “100~3000 μm”; 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 “Schott Bf33”; 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 Hole Machining for MEMS and Wafer Parts. For an application example, read Alkali-Free Glass Wafers for Appliance Display Substrates. Before sending a drawing, check Technical Guide to Glass Thickness and Flatness Requirements. A related standard product is 4-inch Borofloat 33 Glass Wafers.
