Ultra-flat silicon wafers

These ultra-flat wafers can be used for substrate studies or as substrate for AFM and SEM samples by cleaving the wafer. mAde from Silicon.Specifications

These ultra-flat wafers can be used for substrate studies or as substrate for AFM and SEM samples by cleaving the wafer. mAde from Silicon.

Specifications

Diameter: 100mm 150mm 200mm
Orientation: <100>
Type/Dopant: P/Boron
Grade: Prime/CZ Virgin
Growth Method: CZ
Resistivity: 10-20 Ohm-cm
Thickness: 525µm ±20µm 675µm ±20µm 725µm ±20µm
TTV: <4.00µm <4.00µm <4.00µm
SFPD: <2.0µm <2.0µm <2.0µm
Warp: ≤30µm ≤30µm ≤30µm
Bow: ≤30µm ≤30µm ≤30µm
Particles: ≤20@≥0.3µm ≤20@≥0.3µm ≤20@≥0.3µm
Front Surface: Polished Polished Polished
Back Surface: Etched Etched Etched
Flat: 2 per SEMI Standard 1 per SEMI Standard 2 per SEMI Standard
Site Flatness: <2.0µm <2.0µm <2.0µm
Roughness: Typically 2-3Å Typically 2-3Å Typically 2-3Å
Updated: 27-02-2026
Code Diameter Pack Size Availability Price Updated: 27-02-2026
EMS71893-01 100mm Each No ETA $190.00 AUD
EMS71893-02 150mm Each No ETA $211.00 AUD
EMS71893-03 200mm Each No ETA $275.00 AUD

* Availability Explanation

X weeks – the estimated lead time, based on the average time taken previously to fill orders from this particular supplier. Lead times are from when we receive your order until when we fill your order. For delivery times, please see shipping information below.

In Stock – Plenty of stock on the shelf, ready to ship.

No ETA – our supplier has advised they cannot provide an accurate ETA. Generally there is some issue with supply, and it may be more than 6 months.