China Glass Factory Supply Lights Chandelier Parts Crystal Glass

• Customization: Available
• Material: Glass
• Style: Modern
• Model NO.: TL-007
• Shape: Bowl
• Net Weight: 0.5kg
• Applications: Chandeliers, Pendant Lights , Interior Lighting
• Process: Mould Glass
• Transport Package: Indivual Box+Standard Export Carton
• Specification: D140*H70MM
• Origin: China
• HS Code: 9405910000
• Production Capacity: 3000PCS/Day

Product Description

Tao Lue glass factory manufactures lights chandelier parts crystal glass 

Item Number	TL-007
Size	D140*H70MM
Color	Clear transparent
Application	different style of lamps,  home decoration.

 

Tao Lue glass founded in 2009, professional manufacture various of glass lamp shade, crystal glass , glass candle holder,etc

Glass Product Manufacturing Process

1. **Raw Material Preparation**  
   High-purity silica sand, soda ash, limestone, and cullet (recycled glass) are precisely measured and mixed. Additional additives (e.g., metal oxides for coloration) may be included based on product specifications.  

2. **Melting**  
   The mixture is fed into a high-temperature furnace (1,600-1,800°C) to melt into molten glass. The furnace operates continuously, and impurities are removed to ensure homogeneity.  

3. **Forming**  
   The molten glass is shaped using one of the following methods:  
 -*Pressing**: Molten glass is pressed into molds for items like tableware.  
   - **Drawing**: Glass is pulled into sheets or fibers.  
   - **Casting**: Poured into molds for complex shapes (e.g., decorative pieces).  

4. **Annealing**  
   Newly formed glass undergoes controlled cooling in an annealing lehr (oven) at 500-600°C. This relieves internal stresses, enhancing durability. Cooling rates vary from hours to days depending on thickness.  

5. **Secondary Processing**  
   - **Cutting**: Glass is trimmed to precise dimensions using diamond/waterjet tools.  
   - **Polishing**: Edges or surfaces are smoothed mechanically or chemically.  
   - **Decoration**: Techniques like etching, sandblasting, or screen printing are applied.  
   - **Coating**: Anti-reflective or UV-resistant layers may be added.  

6. **Quality Control**  
   Products are inspected for defects (bubbles, cracks, distortions) using visual checks, automated scanners, or stress-testing equipment. Non-conforming items are recycled as cullet.  

7. **Packaging & Shipping**  
   Approved products are wrapped in protective materials, boxed, and palletized. Customized labeling and documentation are prepared for distribution.  

---  

This process ensures high-quality, durable glass products tailored to client requirements. Advanced automation and skilled craftsmanship are combined to maintain efficiency and precision. Let me know if you need further details!

Glass chemical raw materials:

1. **Silica (SiO)**: The primary component (typically 70-75% in soda-lime glass), derived from quartz sand. It forms the glass network structure, providing hardness and thermal stability.  

2. **Soda Ash (Sodium Carbonate, NaCO)**: Lowers the melting temperature of silica, acting as a flux. It contributes sodium ions (Na) but may reduce chemical durability if not balanced.  

3. **Lime (Calcium Carbonate, CaCO)**: Stabilizes the glass structure by adding calcium ions (Ca²). It enhances chemical resistance and prevents water solubility caused by excess soda.  

4. **Alumina (AlO)**: Improves durability, viscosity, and thermal shock resistance. Often sourced from feldspar or aluminum oxide.  

5. **Magnesium Oxide (MgO)**: Adjusts viscosity and reduces crystallization tendencies. Commonly added via dolomite (CaMg(CO)).  

6. **Boric Oxide (BO)**: Used in borosilicate glass (e.g., Pyrex) to enhance thermal and chemical resistance.  

7. **Potassium Oxide (KO)**: Sometimes replaces soda ash for specialized glasses, influencing melting behavior and optical properties