Material factory optical Silicon Dioxide quartz SiO2 single crystal substrate manufacturer from China

SiO2 single crystal crystal wafer is an excellent substrate for microwave filters in the wireless communication industry.
  • Item NO.:

    GS-C046
  • Payment:

    L/C、 Western Union、 D/P、 T/T
  • Product Origin:

    Anhui, China
  • Max Size:

    dia100mm
  • Orientation:

  • Package:

    100 clean bag,1000 exactly clean bag
  • Product Detail

  • Specification

  • Process flow

  • Packaging

  • Transportation

  • FAQ

SiO2 single crystal crystal wafer is an excellent substrate for microwave filters in the wireless communication industry.
Main performance parameters
Growth method
Hydrothermal
Crystal structure
Six parties
Lattice constant
a=4.914Å c=5.405 Å
Melting point (℃)
1610°C (phase transition point: 573.1°C)
density
2.684g/cm 3
hardness
7 (mohs)
Hot Melt
0.18cal/gm
Thermal conductivity
0.0033cal/cm℃
Thermoelectric constant
1200uv/℃ (300℃)
Refractive index
1.544
Thermal expansion coefficient
α11: 13.71×10 6 /℃ α33: 7.48×10 6 /℃
Q value
1.8×10 6 min
Sound speed, sound meter level
3160 (m/sec)
Frequency constant
1661 (kHz/mm)
Piezoelectric coupling
K2(%) BAW: 0.65 SAW: 0.14
Crystal orientation
Y, X, or Z-cut, rotation of an arbitrary value within 30º ~ 42.75 º ± 5 minutes scope
primary orientation: according to customer requirements direction ± 30 min
-time positioning side: according to customer requirements direction
seed: in the center, the width <5mm , Height>66mm
Polished surface
Epitaxial polishing: single polishing or double polishing Ra<10Å
working area: substrate diameter -3mm
curvature: Φ3″<20um, Φ4″<30um
working area without chipping, on the edge, chipping width <0.5mm
pits and scratches :Each piece<3, every 100 pieces<20
Standard thickness
0.5mm±0.05mm TTV<5um
Standard diameter
Φ2″(50.8mm), Φ3″(76.2mm), Φ4″(100mm)±0.2mm
Primary positioning edge: 22±1.5mm (Φ3″) 32±3.0 (Φ4″)
Secondary positioning edge: 10mm±1.5mm



Q: Are you trading company or manufacturer ?
     We are factory.
Q: How long is your delivery time?
    Generally it is 3-5 days if the goods are in stock.
    or it is 7-10 days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples ? is it free or extra ?
    Yes, we could offer the sample for free charge but do not pay the cost of freight.
Q: What is your terms of payment ?
     Payment <=5000USD, 100% in advance.
     Paymen >=5000USD, 80% T/T in advance , balance before shippment.
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