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Sil-X™ Optical Media Alloy

Superior jitter and reflectivity characteristics when compared to current silver alloys.

What is Sil-X™ ?

Sil-X™ is a proprietary (US and International patent pending) silver based alloy developed by Williams Advanced Materials for the reflective (L1) and semi-reflective (L0) layers in DVD discs. Qualified by WAMO and currently in production, Sil-X™ offers superior jitter and reflectivity characteristics after environmental testing as compared to current silver alloys.

Performance

  • Superior Optical Reflectivity and pit coverage
  • Excellent aging test results (80/85/96)
  • Stable jitter, PI error, I14 variation and % reflectivity
  • Engineered microstructure: small random and uniform grain size
  • Extented life targets designs available
  • Superior sunlight resistance
 Related to this item
+ Optical Media Targets for Storage Applications

+ Sputtering Target Recycling

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Actual Sil-X Environmental Data

 

L0 PI Error

L1 PI Error

Radii (mm)

24

40

57

24

40

57

SIL-X™/Al Before

10

9

6

6

14

15

SIL-X™/Al After 70/50/96

8

10

8

9

11

12

SIL-X™/Al After 80/85/96

10

13

17

14

33

26

 

 

 

 

 

 

 

 

L0 Jitter %

L1 Jitter %

Radii (mm)

24

40

57

24

40

57

SIL-X™/Al Before

5

5

5.2

6.9

6.9

6.6

SIL-X™/Al After 70/50/96

5

5

5.3

7.2

7.1

6.9

SIL-X™/Al After 80/85/96

5

5

5.2

7.9

8

7.5

 

 

 

 

 

 

 

 

L0 %Reflectivity

L1 %Reflectivity

Radii (mm)

24

40

57

24

40

57

SIL-X™/Al Before

22.63

22.85

22.14

21.46

25.39

26.97

SIL-X™/Al After 70/50/96

21.57

23.68

22.49

21.64

26.27

27.52

SIL-X™/Al After 80/85/96

23.16

23.72

23.39

21.46

26.09

27.52

 

 

 

 

 

 

 

 

L0 I14 Var on Track

L1 I14 Var on Track

Radii (mm)

r24.0

r40.0

r57.6

r24.0

r40.0

r57.6

SIL-X™/Al Before

0.08

0.03

0.08

0.08

0.03

0.05

SIL-X™/Al After 70/50/96

0.07

0.06

0.06

0.06

0.05

0.07

SIL-X™/Al After 80/85/96

0.07

0.07

0.06

0.06

0.05

0.05


Value

  • No License Fee
  • Cost per disc lower than silicon
  • Recycling/Refining Program - spent targets/shield kit scrapings
  • No pool account required
  • No additional down time for mask maintenance
  • Shortest cycle time in industry
  • One-half the material cost from current Ag alloys
  • No additional precious metal cost

Proven

  • Plug and Play
  • Qualified with major replicators in the industry
  • Compatible with silver alloy bonding adhesives currently in production
  • No backing plate logistics or target bonding required
  • Compatible with both silver/aluminum and silver/silver configurations