Product type: Glass Tank. Application: Daily Use. Model: HHK170330.
Overview
Profile Glass Tube for Chandelier, Chandelier Glass is a lamp shade / decorative glass made from Borosilicate3.3. Optical / electrical data: transmittance ≥92%, Ultra-Clear, No Distortion. It is used in Daily Use. Dimensions, material grade, coating and finish can be quoted to your drawing; the values above are the listed starting point.
Specifications
| Material | Borosilicate3.3 |
|---|---|
| Type | Glass Tank |
| Application | Daily Use |
| Color | Transparent, Color |
| Model NO. | HHK170330 |
| Glass Type | Hollow Glass |
| Thermal Expansion | 3.3 Low Expansion, High Thermal Stability |
| Light Transmittance | ≥92%, Ultra-Clear, No Distortion |
| Profile Type | Square, Rectangle, Flat, Oval, Groove, Arc & Custo |
| Core Feature | High Temp Resistant, Anti-Aging, Fade-Proof, Unifo |
| Process | Cuttable, Bendable, Drillable, Polishable, Custom |
| Applicable Scene | Indoor Decorative Lighting, Chandelier Fixtures, C |
| Structure Feature | Precision Profile Molding, Smooth Edge, Uniform Wa |
| Safety Standard | Lead-Free, Non-Toxic, Eco-Friendly, International |
| Durability | Corrosion Resistant, Scratch Resistant, Long Servi |
| Warm Tips | Avoid Violent Impact and Heavy Extrusion to Preven |
| Lighting | Flameproof light fittings others |
| Gifts | Decoration/grappa bottles Candlesticks Lanterns Others |
| Interior Decoration | Towel rails |
| Transport | By ship or express |
| Supplier | Jinan Honhai Glass Company Limited |
Technical data
| Physical data of COE 3.3 borosilicate glass tube | |||
| No. | Physics Performance | Numerical Value | Unit |
| 1 | Medium coefficient of linear expansion α20/300 acc.To DIN 52328 | 3.3 ± 0.1 | 10-6 K-1 |
| 2 | Transformation Temperature | 525 ± 15 | degree Celsius |
| 3 | Upper annealing temperature | 560 ± 10 | degree Celsius |
| 4 | Softening point | 820 ± 10 | degree Celsius |
| 5 | Working temperature | 1260 ± 20 | degree Celsius |
| 6 | Maximum short-time working temperature | 500 | degree Celsius |
| 7 | 20 degree Celsius Density ρ | 2.23 ± 0.02 | g/cm3 |
| 8 | Modulus of elasticity E | 64 | 103 N/mm2 |
| 9 | Poisson's ratio | 0.20 | 1 |
| 10 | Thermal productivity(20 degree Celsius -100 degree Celsius ) | 1.2 | W/m2K |
| 11 | Temperature for the specific electrical resistance of 108Ω·cm(DIN52326)tk 100 | 250 | degree Celsius |
| 12 | Stress-optical constant(DIN52314)K | 4.0 | 10-6mm2/N |
| Composition | SiO2 | B2O3 | Na2O + K2O | Al2O3 |
| approx.weight % | 81 | 13 | 4 | 2 |
| high borosilicate 3.3 glass tube | |
|---|---|
| Description | Rate |
| Water resistance to ISO720 | 1 |
| Water resistance to European Pharmacopoeia | 1 |
| Water resistance to USP23 | 1 |
| Acid resistance Class(DIN12116) | 1 |
| Alkali resistance Class(ISO695) | 2 |
What to specify when you request a quote
- Glass type and thickness — listed as “Borosilicate3.3”; name the glass and thickness.
- Temperature and pressure — listed as “3.3 Low Expansion, High Thermal Stability”; give working temperature, thermal shock and any pressure rating.
- Strengthening and safety — listed as “Lead-Free, Non-Toxic, Eco-Friendly, International”; state tempering, lamination or the safety standard.
- Outline and edges — send a drawing with outline, holes and edge finish.
Engineering guides for this part
For material grades and coating options, see Borofloat 33 Glass: Material Selection for Precision Substrates. How parts like this are machined and finished is covered in Precision Bore Glass Tubing Processing: End-to-End Manufacturing for Industrial Buyers. For an application example, read Custom LED Cover Glass for Home Appliance Indicator Panels. Before sending a drawing, check Precision Glass Material Selection: Fused Silica vs Borosilicate & More. A related standard product is Custom LED Package Glass Cover Plate.
