Buy poly & monocrystalline silicon
1.Polycrystalline silicon 355$ per kg.
2.Monocrystalline silicon potscrap 290$ per kg.
3. Monocrystalline silicon tops and tails 312$ per kg
SPECIFICATION №1
Polycrystalline silicon
AdmixturesConcentration
1 type11 type
Acceptors (Boron)<0,1 ppba<1 ppba
Donors (Phosphorous)<0,5 ppba<2 ppba
Carbon<0,1 ppma<1 ppma
Form: bar or lump polycrystalline silicon
Chunks’ sizes for lump polycrystalline silicon:
< 3 mmNot more than 2%
3mm – 125mmNot less than 98%
Typical chunks sizes65-125 mm
Surface purityAbsence on surface of polycrystalline silicon rods and chunks oxide traces, oxidized growth rings in sharp turn or at cut, also other foreign inclusions and impurities.
Delivery terms FCA Krasnoyarsk, 3000 kg.
SPECIFICATION №2
Monocrystalline silicon potscrap
1.Scrap is delivered as chunks and parts of ingots.
2.P-type, boron-dopant.
3.Specific resistance not less than 0,5 Ohm/cm3.
4. Carbon content not more than 2,5*1016 .
5.Scrap has no more than 2% impurities of quartz.
Delivery terms FCA Krasnoyarsk, 3000 kg.
SPECIFICATION №3
Monocrystalline silicon tops and tails
1.Scrap is delivered as chunks and parts of ingots.
2.P-type, boron-dopant.
3.Specific resistance 0,5-3 Ohm/cm3.
4. Carbon content not more than 2,5*1016 ат/см3.
5.Scrap has no impurities of quartz and other mechanical inclusions.
Delivery Terms FCA Krasnoyarsk, the quantity is up to 1000 kg.
| Seller: |  Telepen Natalie |
| Phones: |  8 (3912) 77-15-11 Show phone |
| Address: | Russian Federation, Krasnoyarskiy Kray |
