Stock Code: 601869.SH / 06869.HK

Products

Fused Silica & Quartz Products

Applied to optics, semiconductors, solar power, display panel, optical communications illuminant and etc. Based on the independent technics of chemical deposition (CVD), QUARTECS produces high-quality synthetic fused silica by using materials of SiCl4, silarne and etc., with various technics of purification and doping applied, QUARTECS Quartz's fused silica can meet the high-end requirements for industries, and provides products with excellent quality, performance, stability and customization.
Fused Silica & Quartz for Semiconductor
Item Typical Model  Typical Size (mm) Product Features

YS-1220

Fused Silica

Φ150x100

Synthetic fused silica and quartz ingot for Semiconductor, based on a variety of synthetic quartz prepara- tion processes, has excellent different and stable physical and chemical properties:

· ppb level impurity content

· Controllable hydroxyl content (0.5-1000ppm)

 

It can fully meet the application needs of various processes in semiconductor, display panel and photovoltaic production

Φ300x50

400x400x50

YS-2230/YS-1230

500x500x60

YS-1240

Φ1000x30

YW-1804/1806/1808/1812

Fused Silica / Quartz Wafer

Φ150 ~ 300

Min Thickness:0.05

YSM-6025/YSM-6025R

Photomask Substrate

152.4x152.4x6.35

YR-1220 / YR-1230 / YR-1240      

Fused Silica Rod

Φ2 ~ 200

Max Length:3000

YT-2220 / YT-2230

Fused Silica Tube

OD:15 ~ 450

WT:1.0 ~ 30

Max Length:2000

 

Typical lmpurities Content(ppm)

Item

Li

Na

K

Mg

Ca

Cu

Al

Cr

Fe

Ti

OH

YS-1320 / YS-1220

≤0.001

≤0.003

≤0.001

≤0.001

≤0.001

≤0.001

≤0.003

≤0.001

≤0.001

≤0.005

<1

YS-2330 / YS-2230

≤0.001

≤0.005

≤0.005

≤0.005

≤0.005

≤0.001

≤0.005

≤0.001

≤0.001

≤0.008

<250

①Test Method: ICP-MS

Fused Silica for Optical Fibre & Electric Light Source

Item

Typical Size

(mm)

OH Content

(ppm)

Relative Refractive Index

Metal Impurity

Content (ppm)

Product Characteristics

YT-2120 / YT-2420

OD:Φ15 ~ 90

WT:1.0 ~ 30

Max Length:2000

≤ 1

≤ 0.05

 QUARTECS synthetic quartz tube, based on synthetic quartz preparation process and
"non-contact method" pipe drawing process, has excellent and stable physical and chemical
properties and geometric indicators:
· Excellent optical transmittance from deep ultraviolet to near infrared
· Controllable hydroxyl content (0.02-200ppm)
· Refractive index can be customized (deeply fluorinated) NA=0.22
It can meet the stringent application requirements of quartz glass in optical fibre
prefabrication, light source, medical, industrial and other industries.

YT-2121 / YT-2421

≤ 1

-0.35% ~ 0

YT-2110 / YT-2410

≤ 0.1

YT-2130

50 ~ 300

YT-1121* 

≤ 1

-1.1% ~ 0

YR-1120

Fused Silica Rod

≤ 1

YR-1140

>1(customizable)

 

Geometric specifications and accuracy (unit: mm)

Items Substrate Tube Small Jacket Tube Large Jacket Tub
Outside Diameter(OD/mm) 15 - 40 40 - 60 60 - 90
Wall Thickness (WT/mm) 1.0 - 10 2 - 15 10 - 30
OD Tolerance(mm) ± 0.80 ± 0.80 ± 2.00
WT Tolerance(mm) ± 0.30 ± 0.30 ± 3.00
Ovality(mm) ≤ 0.15 ≤ 0.40 ≤ 0.40
Siding(mm) ≤ 0.15 ≤ 0.45 ≤ 0.45
CSA Deviation ≤ 6.0% ≤ 6.0% ≤ 6.0%
Bow(mm/m) ≤ 0.70 ≤ 0.70 ≤ 0.70
Length(mm) ≤ 2000 ≤ 2000 ≤ 2000

 

Fused Silica for Optic Application

Item

Typical Model

Maxi Size

(mm)

OH

Content

(ppm)

Optical Uniformity (ppm)①

Stress Birefringenc (nm/cm)①

Fringe class③

Fluore- scence④

 

Bubble②

Impurities

(ppb)

 

Product Characteristics

YS-1320

Fused Silica

Φ600

<1

≤ 5

≤ 5

5

Light Blue

0

≤ 100⑤

Synthetic quartz ingot for QUARTECS
optics is based on a variety of synthetic
quartz such as one-step method and
two-part step method
Preparation process, with excellent and
stable physical and chemical properties:
· Excellent optical transmittance from
deep ultraviolet to near infrared
· Excellent optical uniformity, stress and
· heat absorption control
· Controllable hydroxyl content
(0.5-1000ppm)
Micrometer bubble control can fully
meet the needs of various optical
applications such as precision optics
and lasers.

YS-2330

500x500

900x900

1400x550

<250

≤ 5

≤ 5

5

/

① For the light average and stress birefringence value, different grades of products can be provided according to demand

② Level 0 standard: the sum of the bubble cross section in every
100cm3 glass does not exceed 0.015mm², the maximum particle diameter meets 1/1*0.08

③ stripe grade reference ISO-10110

④ Use 254nm pump lamp excitation

⑤ Standard value ≤100ppb, typical value ≤20ppb
 

Optical Uniformity

△n Uniformity Level (Unit: ppm)

Item

S

H2

H3

H5

H10

YS-1320

≤ 1

≤ 2

≤ 3

≤ 5

≤ 10

YS-2330

≤ 1

≤ 2

≤ 3

≤ 5

≤ 10

① S class can be customized according to demand
② Different light levels, corresponding to the corresponding size, detailed indicators can be confirmed with the YOFC

Optical Transmittance

Stress Birefringence

Thermal Absorption Coefficient

Item

Thermal Absorption Coefficient@1064nm(ppm/cm)

YS-1320

<1

YS-2330

<3

 

Refractive Index

Line wavelength(nm) Refractive Index Line wavelength(nm) Refractive Index
YS-2330 YS-1320 YS-2330 YS-1320

194.2

1.55907

1.55903

632.8

1.45716

1.45711

365

1.47467

1.47462

643.8

1.45685

1.45679

404.6

1.46976

1.46970

656.3

1.45651

1.45646

435.8

1.46683

1.46678

706.5

1.45529

1.45523

479.9

1.46364

1.46359

852.1

1.45261

1.45256

486.1

1.46326

1.46322

1013.98

1.45039

1.45034

546.1

1.46022

1.46016

1529.6

1.44442

1.44436

587.6

1.45860

1.45855

1970.1

1.43873

1.43867

589.3

1.45854

1.45849

2325.4

1.43303

1.43297

 ①Test conditions: 20.0℃, 1atm atmospheric pressure, humidity 50.0%

 

Sellmeier Dispersion Constant of Sellmeier Equation

Item

B1

C1

B2

C2

B3

C3

B4

C4

YS-2330 0.124307 0.006456 0.823954 0.006473 0.156097 0.017157 0.673277 74.923787
YS-1320 0.112372 0.006311 0.811965 0.006294 0.179903 0.016600 0.697481 77.351514

Sellmeier Equation:n2-1=B1λ2/(λ2-C1)+B2λ2/(λ2-C2)+B3λ2/(λ2-C3)+B4λ2/(λ2-C4),λ in μm

 

 

Fused Silica - Other Indicators

Mechanical Properties

 Item  Unit Typical Data
Density g/cm3 2.20
Mohs Hardness

-

7

Young's Modulus

GPa

74.20

Modulus of Rigidity

GPa

31.22

Poisson's Ratio

-

0.17

Compressive Strength

GPa

0.113

Tensile Strength

MPa

49

Bending Strength

MPa

94.3

Electrical Properties

 Item Unit Data
Dielectric Constant (20°C, 500MHz) - 3.90
Electrical Resistivity (20°C) Ω·cm 0.1*1018
Dielectric Loss Angle (tanδ, 500MHz)

-

< 0.001

Electrical Resistance 8.0*1015

 

Hermal Properties

 Item Unit YS-1320 YS-2330
Strain Point (η=1014.5dPa·s) °C 1070 1000
Annealing Point (η=1013dPa·s) °C 1200 1160
Softening Point (η=107.6dPa·s) °C 1680 1620

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