Quartz Blanks, Rings & Wafers

Quartz Blanks (Examples)
Product

Diameter

[mm]

Thickness

[mm]

Frequency

[MHz]

Cut Angle

(Theta)

Surface

Quality

Flat

[mm]

Remarks
AXQB5M500 12.7   5.500 35°15' DSP +X BAW
AXQB5040-25.4_DSP 25.4   5.040 35°15' DSP Z' QCM
AXQB3202 3.2 0.2   X-cut DSP - Sensor
AXQB3205 3.2 0.5   X-cut DSP - Sensor
AXQB4507 4.5 0.7   X-cut DSP - Sensor
AXQB7010 7.0 1.0   X-cut DSP - Sensor

Caption:
SSP = Single Side Polished. Back side fine lapped
DSP = Double Side Polished
BAW = Bulk Acoustic Wave Device
QCM = Quartz Crystal Microbalance (Monitor Crystal)

Many other sizes, cut angles & other parameters on request. Please contact AXTAL

 


 

Quartz Rings for Force, Pressure and Torque Sensors (Examples)

Product

Outer Diameter

[mm]

Bore Diameter

[mm]

Thickness

[mm]

Cut Angle

(Theta)

Surface

Quality

Flat

[mm]

Remarks
AXQR321205 3.2 1.2 0.5 X-cut DSP -  
AXQR734205 73.0 42.3 0.5 X-cut DSL 1.0  
AXQR502812 50.0 28.3 1.2 X-cut DSL 1.0  
AXQR382312 38,3 22,8 1.2 X-cut DSL 1.0  
AXQR341506 34.4 15.2 0.6 X-cut DSL 0.7  
AXQR331812 32.6 18.3 1.2 X-cut DSL 1.0  
AXQR281305 28.4 13.2 0.5 X-cut DSL 0.7  
AXQR271408 26.6 14.3 0.8 X-cut DSL 1.0  
AXQR201212 20.0 11.9 1.2 X-cut DSL 1.0  
AXQR180904 18.4 9.2 0.4 X-cut DSL 0.7  
AXQR130708 12.7 7.5 0.8 X-cut DSL 0.7  
AXQR100504 10.4 4.8 0.4 X-cut DSL 0.7  
               

Caption:
SSP = Single Side Polished. Back side fine lapped
DSP = Double Side Polished
BAW = Bulk Acoustic Wave Device
QCM = Quartz Crystal Microbalance (Monitor Crystal)

Other sizes, cut angles & other parameters on request. Please contact AXTAL

 


 

Quartz Wafers

Product

Diameter

[mm]

Thickness

[mm]

Cut Angle

(Theta)

Surface

Quality

-X Flat

[mm]

Remarks
AXQW76-0.35-38-SSP 76.2 0.35 38° SSP 23 SAW
AXQW76-0.35-42.75-SSP 76.2 0.350 42.75° SSP 23 SAW
AXQW76-0.35-42.75-DSP 76.2 0.350 42.75° DSP 23 SAW
AXQW76-0.5-35-SSP 76.2 0.500 35° SSP 23 SAW
AXQW76-0.5-38-SSP 76.2 0.500 38° SSP 23 SAW
AXQW100-0.35-28-SSP 100 0.35 28° SSP 23 SAW
AXQW100-0.35-35-SSP 100 0.350 35° SSP 32 SAW
AXQW100-0.35-42.75-SSP 100 0.350 42.75° SSP 32 SAW
AXQW100-0.35-42.75-DSP 100 0.350 42.75° DSP 32 SAW
AXQW100-0.5-35-SSP 100 0.500 35° SSP 32 SAW
AXQW100-0.5-38-SSP 100 0.500 38° SSP 32 SAW
AXQW100-0.5-42.75-SSP 100 0.500 42.75° SSP 32 SAW
AXQW100-0.5-42.75-DSP 100 0.500 42.75° DSP 32 SAW
             

Caption:
SSP = Single Side Polished. Back side fine lapped
DSP = Double Side Polished
SAW = Surface Acoustic Wave Device

Other standard cut angles, including BAW: 30°, 31.5°, 32°, 33°, 35.5°, 36°, 36.5°, 37°, 45°

Thickness of 0.200 mm on request
 

General Parameters:

Polishing: SAW quality, < 0.5 nm(RMS), AFM
Lapping: with GC2000, Ra = 0.2 µm ~ 0.5 µm
Quartz material: Q >1.8 million, ECD < 100 channels/cm2, ID Grade 2
Seed: centered along X-axis, width < 5 mm
Bevel (chamfer): 0.3x0.075 mm
Cut Angle tolerance +-5'

Other parameters on request. Please contact AXTAL

 

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