Targray supplies high quality virgin polysilicon from major manufacturers in a variety of grades and forms to best suit your monocrystalline and multicrystalline solar wafer production requirements. All our polycrystalline silicon is shipped in manufacturers’ sealed boxes with original labels. We guarantee all of our materials meet the specifications quoted.

We have been supplying our customers with all of their polysilicon and silicon feedstock needs since 2006 from leading silicon manufacturers. Contact us today and see how we can help you with all your silicon supply requirements.

Targray can supply you with ultra-pure polycrystalline silicon in the form of:

  • Chunk
  • Granular
  • Chip

We also offer secondary grade material:

  • Powder
  • Carbon ends
  • Discolored polysilicon

In addition, we supply re-melt silicon materials:

  • Pot scrap
  • Brick tops and sides
  • Ingot tops & tails
Characteristics Inspection Method Unit Value
Bulk Element Concentration Acceptors (B, AL) LT-FTPL / ASTM 1389 – 00 ppba <2
Donors (P, As, Sb) LT-FTPL / ASTM 1389 – 00 ppba <1
Carbon LT-FTPL / ASTM 1389 – 00 ppma <1
Total Metals (Fe, Cu, Ni, Cr, Zn, Na) NAA ppbw <20
Surface Metal Concentration Fe CP-MS, GF-AAS ppbw <10
Cu ppbw <1
Ni ppbw <1
Cr ppbw <1
Zn ppbw <2
Na ppbw <6

Related Products & Services

solar cells
Solar Cell Materials

Targray offers high quality mono- and multicrystalline solar cells with 2 & 3 bus bars.

solar wafer
Solar Silicon Wafers

Targray offers a full range of solar-grade silicon wafers for solar cell production.

solar ingot
Solar-Grade Ingot

Our internationally available Mono- and Multicrystalline ingots are manufactured from pure virgin polysilicon.

Contact Targray

For product specifications & detailed information.

+1 (514) 695-8095

To discuss your needs with a materials expert.