Broken Scrap and Dummy Silicon Wafers 

Silicon Wafer Scraps

A semiconductor plant requested a quote for the following.

We are looking for solar wafer scraps and silicon wafer scraps, if Broken Silicon Substratesyou have any items in hand, Please provide.

  1. Quotation in US Dollars
  2. Thickness of the scraps
  3. Product Picture
  4. Packing
  5. Quantity
  6. Capacity per month
  7. The Soonest Delivery

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Scrap and broken silicon wafers, also known as silicon waste, have several potential applications and are often recycled or repurposed in various industries. Some common uses include:

  1. Solar cells: Broken or lower-grade silicon wafers can be used to manufacture solar cells, as the purity requirements for solar applications are less stringent than those for semiconductor devices.
  2. Electronics: Silicon waste can be used in the production of other electronic devices, such as sensors, microelectromechanical systems (MEMS), and radio frequency identification (RFID) tags.
  3. Metallurgical-grade silicon: Scrap silicon can be melted and purified to produce metallurgical-grade silicon, which is used in aluminum alloys, silicone products, and various chemical processes.
  4. Construction materials: Silicon waste can be incorporated into construction materials, such as concrete and asphalt, to improve their strength and durability.
  5. Abrasives: Crushed silicon waste can be used as an abrasive material for polishing, grinding, and sandblasting applications.
  6. Research and development: Scrap silicon wafers can be used in research and development projects, such as testing new processing techniques, equipment, or materials.
  7. Reclaim and reuse: In some cases, scrap silicon wafers can be reclaimed and reused in the semiconductor manufacturing process after undergoing proper cleaning and refurbishing procedures.
  8. Energy storage: Silicon waste can be used in the development of high-capacity anodes for lithium-ion batteries, improving their energy storage capabilities.

The recycling and repurposing of scrap and broken silicon wafers help reduce waste, conserve resources, and create value from materials that would otherwise be discarded.

Broken Silicon Wafer Applications in Research

Broken and scrap silicon wafers offer cost-effective materials for laboratory experiments, recycling, and semiconductor research. Depending on their condition and purity, these substrates may be repurposed for a variety of applications.

Broken silicon wafer applications including solar cell research, MEMS, materials testing, silicon recycling, and education

Common Research Applications

  • Solar Cell Research: Suitable scrap silicon can be evaluated for photovoltaic research and material recovery.
  • MEMS and Sensors: Selected wafer fragments may be used for MEMS research, process testing, and prototyping.
  • Materials Testing: Silicon fragments can support mechanical, thermal, and semiconductor material characterization.
  • Silicon Recycling: Scrap wafers can be processed for silicon recovery and potential industrial reuse.
  • Education and R&D: Broken wafers provide inexpensive samples for university laboratories and experimental semiconductor processing.

Suitability depends on wafer purity, contamination, surface condition, and the requirements of each research application.

Broken and Rejected Silicon Wafer Inventory

Yes, we do have approx. 30-32 MT, now we keep them in our warehouses. Thickness of the broken wafers: 0.60-1.00mm (mostly 0.70-0.90 mm)

Packing: Packed in the drums
Q'ty: Aprrox. 30000-32000kgs in our own warehouse (Ready for Immediate delivery)

We have more available from other vendors, including different wafer diameters and substrate conditions.

where to find broken silicon wafers

Current Broken Silicon Wafer Inventory

Pallet No. Item Size Type Amount (PCS) Packing Type Gross Weight (kg) Net Weight (kg) 가로 (mm) 세로 (mm) 높이 (mm) Remarks
N/A Film Mix / 700~730 um / P / High Res / No insert Paper 300 mm Notch / SEMI STD 8 pcs/ Kg 스티로폼 N/A 67,000 1100 1100 1250 DUE TO List up
N/A Film Mix / 720±25 um / P / High Res / No insert Paper 200 mm Flat / SEMI STD 18 pcs/ Kg 스티로폼 N/A 7,000 1100 1100 1250 DUE TO List up
N/A P / High Res / SEMI STD Broken N/A N/A 스티로폼 N/A 9,000 1100 1100 1250 DUE TO List up
G-TOTAL - 83,000

What do broken silicon wafers look like?

 

200mm and 300mm Scrap Silicon Wafer Inventory

Pallet No. Item Size Type Amount (PCS) Packing Type Gross Weight (kg) Net Weight (kg) 가로 (mm) 세로 (mm) 높이 (mm) Remarks
1 Etched 200mm Flat & Notch 13,158 스티로폼 761.0 731 1100 1100 900 2303 Update
2 Etched & SSP 200&300 mm Flat & Notch 14,238 스티로폼 821.0 791 1100 1100 650 2303 Update
3 Etched & SSP 200mm Flat & Notch 19,332 스티로폼 1104.0 1074 1100 1100 1138
4 Etched & SSP 200mm Flat & Notch 16,686 스티로폼 957.0 927 1100 1100 1140
5 Film Mix 200mm Flat & Notch 16,362 PP BOX 939.0 909 1100 1100 1090
6 Film Mix 200mm Flat & Notch 14,310 PP BOX 825.0 795 1100 1100 1090
7 Bare + Film 300 mm Notch 6,000 스티로폼 780.0 750 1100 1100 1250 2303 Updated
8 Bare 300 mm Notch 6,600 스티로폼 855.0 825 1100 1100 1220
9 Film Mix 300 mm Notch 7,705 스티로폼 1033.0 1003 1100 1100 1250
10 Film Mix 300 mm Notch 7,755 스티로폼 1037.0 1007 1100 1100 1250
11 Film Mix 300 mm Notch 7,765 스티로폼 1033.0 1003 1100 1100 1250
12 Film Mix 300 mm Notch 7,760 스티로폼 1039.0 1009 1100 1100 1250
13 Film Mix 300 mm Notch 7,615 스티로폼 1033.0 1003 1100 1100 1250
G-TOTAL 145,286 11827

300mm Scrap Silicon Wafer Packaging

300mm silicon wafer scrap packaging

Explore additional UniversityWafer resources about silicon wafer recycling, semiconductor materials, wafer processing, and research applications.