Sample Records
We offer a range of grinding and polishing solutions that deliver precise and high-quality results. Our samples highlight the performance of our equipment in industries like semiconductors, electronics, optics, and more. From flat grinding to ultra-precision optics polishing and wafer thinning, our products are designed to meet the specific needs of your projects.
Samples are developed and produced by Ponda’s laboratory. Most samples are provided by Ponda, while the information of user-related samples is shared only with user consent.
Data last updated: September 23, 2025
Wafering Samples
| Image | Material | Process Applied | Dimension (inch) | Target Thickness (μm) | TTV (μm) | Rough. SA. (nm) |
|---|---|---|---|---|---|---|
 |
Silicon Carbide | Rough Grinding Fine Grinding |
6 | 150 | 2.472 | 1.420 |
 |
Silicon Carbide | Wax Bonding Rough Grinding Fine Grinding CMP |
6 | 200 | 2.648 | 0.193 |
 |
Gallium Nitride | Rough Grinding Fine Grinding CMP |
4 | 300 | 2.181 | 0.963 |
 |
Germanium | Rough Grinding Fine Grinding CMP |
4 | 145 | 2.905 | 0.256 |
 |
Sapphire | Wax Bonding Rough Grinding Fine Grinding CMP |
4 | 400 | 2.315 | 0.938 |
 |
Gallium Arsenide | Back Taping Rough Grinding Fine Grinding |
4 | 55 | 2.240 | 5.062 |
 |
Silicon | Rough Grinding Fine Grinding |
12 | 300 | 2.782 | 10.065 |
 |
Piezo Ceramic | Wax Bonding Rough Grinding |
2 | 50 | 1.651 | 32.468 |
 |
Silicon | Taiko Rough Grinding Taiko Fine Grinding |
12 | 50 | 0.887 | 4.361 |
 |
Silicon | Back Taping Rough Grinding Fine Grinding |
4 | 5 | 0.654 | 2.695 |
- Only the most common parameters are presented. Please contact us for detailed parameters if you are interested.
Notice
- TTV - Total Thickness Variation
- CMP - Chemical Mechanical Planarization
Measurement Instruments
- WD4000 Geometrical White Light Interferometer
- SuperView W1 Surface White Light Interferometer
Single Sided Lapping and Polishing Samples
| Material | Application | Process | Dimension (mm) | Flatness (μm) | Parallelity (μm) | Rough. SA. (nm) | |
|---|---|---|---|---|---|---|---|
 |
Coated Cooper | Valve Plate | Lapping | Φ148×8 | 1.974 | 16.021 | NR |
 |
Tungsten Carbide And Cobalt | Machining Bits | Lapping | Various | 1.243 | NR | NR |
 |
Stainless Steel 304 | Sealing Slider | (Convex) Lapping Polishing |
36×6×5.5 | 1.695 | NR | 8.662 |
 |
Plated Gold And Resin | Ic Package Substrate | Grinding Lapping |
240×96×2.35 | 3.493 | 34.746 | NR |
 |
Aluminum 6065 Alloy | Pump Plate | Lapping | Φ36.6×7.95 | 1.562 | NR | NR |
 |
Solar Panel Glass | Solar Panel | Lapping Polishing |
120×120×4 | 2.315 | 9.258 | 12.748 |
 |
Titanium Alloy | Aero Engine Casings | Lapping | Φ862×522 | 7.515 | NR | 18.193 |
 |
Stacked Glass | Holographic Display | Lapping Polishing |
Φ685×22 | 10.3 | 47.521 | 5.466 |
- Only the most common parameters are presented. Please contact us for detailed parameters if you are interested.
Abbreviations
- NR - Not Required
Measurement Instruments
- Mizar Gold Coordinate Measuring Machine (CMM)
- SuperView W1 Surface White Light Interferometer
Double Sided Lapping and Polishing Samples
| Image | Material | Application | Process | Dimension (mm) | Flatness (micron) | Parallelity (μm) | Thick. Vari. (μm) | Rough. SA. (nm) |
|---|---|---|---|---|---|---|---|---|
 |
Alumina | Air Seal Ring | Lapping | Φ82×5.5 | 1.487 | 1.653 | 4.841 | NR |
 |
Stainless Steel 304 | Automotive Component | Lapping Polishing |
Φ80×4.75 | 2.347 | 2.815 | 5.642 | 16.374 |
 |
Stainless Steel 316 | Pump Plate | Lapping | Φ232×47 | 1.775 | 2.656 | 4.147 | NR |
 |
Sus 304 With Cooper | Valve Plate | Lapping | Φ173×8 | 2.886 | 3.132 | 8.667 | NR |
 |
Polyurethane | Mid Valve Pad | Lapping | Φ260×0.77 | 2.835 | 2.989 | NR | NR |
 |
Carbide Metal | Pump Hatch | Lapping | Φ103×4.05 | 1.823 | 2.138 | 1.985 | NR |
 |
Zirconia | Fingerprint Film | Lapping Polishing |
Φ52×0.8 | 1.583 | 1.973 | 2.112 | 4.349 |
 |
Aluminum 7075 | Gauge Block | Lapping Polishing |
33×18×6 | 0.313 | 0.524 | 0.749 | 12.845 |
- Only the most common parameters are presented. Please contact us for detailed parameters if you are interested.
Abbreviations
- NR - Not Required
Measurement Instruments
- Mizar Gold Coordinate Measuring Machine (CMM)
- SuperView W1 Surface White Light Interferometer
