| Model: | 11 |
|---|---|
| Brand: | gking |
| Origin: | Made In China |
| Category: | Electronics & Electricity / Electronic Instrument / Optical Lens & Instrument |
| Label: | Borosilicate glass , optical glass , Borofloat33 glass |
| Price: |
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| Min. Order: | 50 pc |
| Live Chat: | Last Online:17 Mar, 2015 |
l Introduction:
The company for the life and medical solutions.BOROFLOAT 33 ® no matter from heat resistant properties,
fluorescent and acid\roof alkaline, etc. Are all very good.Analyzer is widely used in medicine,
life and medical equipment such as microscope and microscope slides.
l Product features:
a) High heat resistance
b) The whole band range has excellent transmission performance
c) Good resistance to strong alkali
d) Excellent surface shape accuracy
l Technology parameters:
a) Material :BOROFLOAT® 33,PYREX 7740,Quartz glass
b) Thickness:0.3mm,0.5mm,0.6mm,0.7mm,1.0mm,1.5mm(Tolerance±0.02mm)
c) Standard size:Φ2",Φ3",Φ4",Φ5",Φ6",Φ8",Φ12"
d) MIL:60/40
e) Roughness(Ra)Less 1.5nm
f) TTV Less 0.01mm
g) Chamfer C0.05~0.2mm
h) Edge collapse Less 0.2mm
i) Surface cleaning,There shall be no marks and stains,Packed in clean room,Using special boxes.
l BOROFLOAT 33 ® basic performance:
|
Technical parameters: |
|
|
Density (25 ℃) |
2.2g/cm2 |
|
Expansion coefficient(ISO 7991) |
3.25´10-6k-1 |
|
Transmittance |
91% |
|
Softening point |
820℃ |
|
Short time use less 10h |
550℃ |
|
Long time use more 10h |
450℃ |
|
Refractive index
|
1.47140 |
|
Knoop hardness |
480 |
