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Flame fused ingots are re-heated to make many shaped plates. This plates can be used for window material ,mask substrate and flanges. Another hand the ingot is drawn to rod for quartz boat, fabrication welding rod ,and optical fiber parts . OH contents will be 120-260ppm as general.

Chemical element composition (Typical data) ppm
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Al |
Fe |
K |
Li |
Cu |
Na |
B |
Ca |
Mg |
P |
Ti |
OH |
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NC-200 |
20.00 |
0.40 |
1.00 |
1.4 |
0.01 |
1.50 |
0.20 |
0.50 |
--- |
--- |
--- |
120-260 |
|
NC-210 |
15.00 |
0.20 |
0.60 |
0.40 |
0.02 |
0.80 |
0.10 |
0.40 |
0.05 |
0.06 |
1.20 |
120-260 |
Ingot, plate product size (mm) Special size can be supplied ▲Transparent round ingot Dia150*H 600mm ~ Dia650*H 200mm ▲Transparent square ingot max size L450*W450*H 200mm ▲Transparent square plate (polishing) L10*W10*T> 0.5mm ~ L600*W600*T3 -5mm L350*W1400*T3 -8mm ▲Transparent square plate (rough) max size : L400*W3000*T5 -10mm ▲Transparent disc Dia2*T> 0.5mm ~ Dia650*T3 -5mm |
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Transparent quartz tube general dimension and tolerance (mm)
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Desingnation |
OD |
Wall |
Length |
Max.Siding |
Max.Ovality |
Max.Bow |
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3-15 |
±0.50 |
±0.15 |
±1.0 |
0.09 |
0.20 |
3‰ |
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15-50 |
±0.80 |
±0.20 |
±1.0 |
0.10 |
0.20 |
3‰ |
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50-80 |
±1.25 |
±0.30 |
±1.0 |
0.15 |
0.25 |
3‰ |
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80-120 |
±1.60 |
±0.40 |
±1.5 |
0.16 |
0.25 |
3‰ |
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120-180 |
±2.0 |
±0.50 |
±2.0 |
0.5 |
0.30 |
5‰ |
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180-240 |
±2.0 |
±0.70 |
±2.0 |
0.6 |
2.0 |
5‰ |
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240-300 |
±2.5 |
±0.80 |
±2.0 |
0.7 |
2.5 |
5‰ |
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>300 |
±3.0 |
±1.0 |
±2.0 |
0.8 |
3.0 |
5‰ | More severe tolerance can be supplied
Transparent quartz rod general dimension and tolerance (mm)
|
Diameter |
ToleranceФ |
Ovality |
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3<Ф≤5 |
±0.20 |
≤0.20 |
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5<Ф≤6 |
±0.20 |
≤0.20 |
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6<Ф≤8 |
±0.30 |
≤0.20 |
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8<Ф≤10 |
±0.30 |
≤0.20 |
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10<Ф≤12 |
±0.30 |
≤0.30 |
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12<Ф≤15 |
±0.40 |
≤0.30 |
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15<Ф≤18 |
±0.40 |
≤0.30 |
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18<Ф≤20 |
±0.40 |
≤0.30 |
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20<Ф≤25 |
±0.50 |
≤0.40 |
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25<Ф≤30 |
±0.60 |
≤0.40 |
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30<Ф≤35 |
±0.70 |
≤0.40 |
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35<Ф≤60 |
±0.80 |
≤0.40 |
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60<Ф≤80 |
±1.0 |
≤0.50 |
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80<Ф≤100 |
±1.0 |
≤0.50 | More severe tolerance can be supplied

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