China High Precision Borosilicate Glass Tube Optical Fiber Sleeve Borosilicate Glass Capillary for sale
China High Precision Borosilicate Glass Tube Optical Fiber Sleeve Borosilicate Glass Capillary for sale
  1. China High Precision Borosilicate Glass Tube Optical Fiber Sleeve Borosilicate Glass Capillary for sale
  2. China High Precision Borosilicate Glass Tube Optical Fiber Sleeve Borosilicate Glass Capillary for sale

High Precision Borosilicate Glass Tube Optical Fiber Sleeve Borosilicate Glass Capillary

Price USD 0.5-100/PC
MOQ 10pcs
Delivery Time 5-10 Workday
Brand ZKTD
Place of Origin China
Certification SGS
Model Number ZKTD
Packaging Details Bubble Pad, Carton, Wooden Box
Payment Terms L/C,T/T
Supply Ability 10000pcs/Say

Product Details

Product Specification

Place of Origin China Silicon content >=80%
Packaging Details Bubble Pad, Carton, Wooden Box Annealing temperature 560℃
Material Borosilicate COE3.3 Glass Strain temperature 520℃
Model Number ZKTD Supply Ability 10000pcs/Say
Certification SGS MOQ 20
Brand Name ZKTD Payment Terms L/C,T/T
Softening temperature 820℃ Price USD 0.5-100/PC
Delivery Time 5-10 Workday Product name High Precision Optical Fiber Sleeve High Borosilicate Glass Capillary
Minimum Order Quantity 10pcs Density (20 ℃) 2.23gcm-1
ID 0.06-5mm Processing temperature (104dpas) 1220 ℃

Product Description

High Precision Optical Fiber Sleeve High Borosilicate Glass Capillary


ZKTD has advanced wire drawing equipment and professional technicians. It can customize high-precision glass capillaries of various specifications and shapes to reach the international advanced level.
Optional materials: quartz glass, high borosilicate glass, etc.
The minimum inner diameter of high borosilicate capillary produced by us can reach 0.06mm and the tolerance can reach 0.001mm.
Please contact us for details.



Borosilicate glass
Silicon Content >80%
Coefficient of Thermal Expansion (20-300℃) 3.3×10-6 /K
Density(20℃) 2.23g/cm3
Hot Work Temperature(104dpas) 1220℃
Annealing temperature 560℃
Softening temperature 820℃
Refractive Index 1.47
Thermal Conductivity 1.2Wm-1 K -1


Rich experience in quartz glass industry
We have more than 25 years industry experience in quartz glass processing. We specialize in quartz glass capillary tubes and rods, quartz glass substrates, CNC machined quartz, and quartz instruments etc. According to product application, we have good grasp of material properties and adapt the proper material into product application.

Strong technical force in processing and application
Yantai ZK Optics Co., Ltd(ZKTD) is a high-tech manufacturer specializing in the production and customization of quartz glass products and optical glass products. We has excellent technical strength, strong innovation ability and stable product quality. Our processing method is rich, drawing of glass, cold and thermal processing, micro size machining, high precision and difficulty process, combination of multiple processing methods, which guarantee that our product is excellent in all aspects.

Integrity and Quality Assurance
We are well known in quartz glass industry. Quality is the lifeline of enterprise survival and development. Integrity is the source of enterprise reputation, the foundation of standing and the foundation of development. Through unremitting efforts and continuous improvement, we have created a good manufacturing platform of optical glass for customers.

Yantai ZK Optics Co., Ltd.

Manufacturer, Seller
  • Annual Revenue: 2000000-3000000
  • Employees: 200~500
  • Year Established: 1998