Lianyungang Highborn Technology Co., Ltd.

Glass Plate, Optical Plate, Optical Glass Plate manufacturer / supplier in China, offering Manufacurer Bk7 Optical Glass Plate, Low Thermal Conductivity Macor Machinable Ceramic Rod, Alumina Ceramic Ignition Spark Electrode and so on.

Supplier Homepage Product List Optical Glass Manufacurer Bk7 Optical Glass Plate

Manufacurer Bk7 Optical Glass Plate

FOB Price:US $5 - 10 / Piece
Purchase Qty. (Pieces) FOB Price
1-99 US $10 / Piece
100-499 US $8 / Piece
500+ US $5 / Piece
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Min. Order: 1 Piece
Production Capacity: 900kg/Day
Transport Package: Separated with Pearl Cotton+Wooden Box Packed
Payment Terms: L/C, D/P, Western Union, Money Gram

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Basic Info.

Model NO.:BK7 optical glass plate
Usage:Optical
Type:Bk7 Optical Plate
Transmittance:>95%
Shape:Bk7 Optical Plate
Material:Bk7 Optical Plate
Lenses Color:Clear
Certification:RoHS, ISO9001
Customized:Customized
Coating:UV
Color:Clear
Density:2.51g/cm3
Knoop Hardness:610kg/mm2
Young′s Modulus E:82 X 103kn/mm2
Softening Point:719°c
Annealing Point:657°c
Key Word:Bk7 Optical Plate
Key Word1:Manufacurer Optical Glass Plate
MOQ:1PC
Feature:Could Customize
Trademark:HB, OEM
Specification:rohs
Origin:Lianyungang Jiangsu
HS Code:7002209000

Product Description

k9 (BK7) has excellent mechanical properties and a very low bubbles and impurities . It has excellent scratch resistance . because of its chemical stabilty .No special treatment for grinding or polishing .Application in optical electronics microware techonology many fields of diffrative optical elements ect.
                   Maimly applicable to photogrophic equipment . instrument and meter optical instrument medical instrument .teaching instrument slide projector overhead projector .UV analyzer airport lighting military digital products such as high -end optical lens and high -grade crystal crafts.
            

Table 1

Optical properties

Transmittance 

Refractive index

1.51680

Abbe number

63.96
 

 
Table 2
 

Mechanical properties

The standard value 

Density

2.51g/cm3

Knoop  hardness

610kg/mm2

Young's modulus  E

82 x 103kN/mm2

Poisson's ratio

0.21
 

Table  3

Thermal  performance 

 
The standard value 
 

Softening  point 

719°C

Annealing point

657°C

strain  point

624°C

Thermal conductivity 

1.1W/m.°C

Specific  heat

879J/kg.°C

The coefficient of the rmal expansion 

7.1×10E-6/K
 



our service
Accept the OEM process.
could customize based on your requirement, like packing, print logo and so on.
we are speialized in the packing service for fragile, so far no broken.



company information
HIGHBORN is one of the leading high quality quartz glass and precise ceramics manufacturer and supplier in China.
HIGHBORN has always been a defining force in the sale and fabrication of quartz glass within the semi-conductor, chemical, solar Energy and precise ceramics within semi-conductor , solar energy, textile, electronic, and laser industries.
Not only have we mastered the fabrication technology, our strength has always been based around listening to and understanding our customer's requirements and expectations.
Continuous improvement in all areas of our business is key to our grouth. What is equally important to us is maintaining in business, our inherent family values of trust, faimess and respect to our employees, suppliers and customers.


 
FAQ
1.Q:whether could supply the sample for test?
A:could supply the sample for free if have the enough stoccks, also could customize based on your requirement if you are glad to paid the sample fee.

2.Q:how to place the order?
A:you could email for the production,or chart on line and so on
 
3.Q:how can i pay for you?
A:T/T,L/C,Wester Union,Aliexpress and so on.
 
4.Q:how about the delivery way:
A:by air, by sea, by express or picked by yourself.

 
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Lianyungang Highborn Technology Co., Ltd.

- Jiangsu, China
- Manufacturer/Factory, Trading Company

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