Glass Wafers and Material for Sale

7740 Pyrex sheets for sale
11 sheets of 7740
Dimensions: 21.65 x 65 inches
Thickness: .167" thick

Circle cut with edged cam-ground:

200mm 30 pcs.
162mm 32 pcs.
125mm 196 pcs.
100mm 160 pcs.
75mm 700+ pcs.

We have over 1100+ 7740 or Borofloat 33; 100mm x 0.285mm with 2 SEMI-Std flats.  Both sides ground and polished.  The surface finish is 4 to 8 angstroms.  The bond side received a super-polish giving it a superior finish.

We also have double-sided wafers ready to ship with a superior bond side finish:

7 wafers of 7740; 100mm x 0.5mm with 2 Flats

83   7740; 100mm x 0.525mm with 2 Flats

12    7740; 100mm x 0.120mm w/one flat

19   Borofloat (BF) 100mm x 0.5mm (contains 5 additional wafers that need a quick touch-up polish)

12   7740; 100mm x 0.5mm with 2 flats

156 7740; 100mm x 0.5mm with 2 flats (contains 19 additional wafers needing quick touch-up polish)

54 BF; 4 inch (100.6mm) x 0.0175 inch One sided mud lapped.

48 7740; 100mm x 0.2m

72 7740; 4 inch x 0.4mm

25 BF; 100mm x .285 w/one flat. One side ground only

30 BF; 100mm x 1.2mm

25 7740; 4” x .017 inch

25 7740; 4” x .020 inch w/flat

13 7740; 100 x .260mm - .270mm

10 7740; 100mm x .385mm

5 7740; 100mm x .75mm

66 BF; 100mm x 0.5mm w/2 flats

1 7740; 100mm x 3.0mm w/flat

6 BF; 100mm x 1.0mm w/2 flats (contains 2 additional wafers that need a quick touch-up polish)

65 BF; 100mm x 0.272mm w/flat

4 7740; 4inch x 1.0mm



Wafers that need inspecting/cleaning/buffing, but ready to ship at discount:

16 BF; 100mm x 0.175mm w/one flat (need inspection)

20 BF; 100mm x 0.5mm (need inspection)

Approx. 70-90 wafers 7740; 100mm x 0.5mm with 2 Flats (Needs a buff)

We do have 125mm and 150mm wafers in stock.  We have Vycor, Eagle 2000, Eagle XG, some quartz and 7980 2G material in stock.

sensorprepservicesinc@gmail.com for quotation.