Graphite in Float Glass Manufacturing
SHJ-CARBON has developed a deep understanding of the float glass process through 25 years of experiences with global manufacturers. Our specialty graphite solutions are built to support the unique demands of float glass manufacturing, where extreme temperatures and constant exposure to molten materials require precise, stable performance. Whether for continuous operation or cold repair periods, we supply graphite components that maintain structural integrity and surface quality over time. From forming systems to high-stress contact areas, our graphite products deliver consistent results, making them a trusted choice across large-format float glass production lines.
Application of Graphite in Float Glass Production
In float glass production, graphite products play a key role during the forming stage, especially within the tin bath. This high-temperature zone demands materials that can maintain stability under intense heat and chemical exposure. Our graphite components meet these challenges with excellent thermal strength, low thermal expansion, and natural self-lubrication. Their resistance to corrosion and ease of machining make them ideal for shaping systems and contact points. These specialty graphite solutions ensure consistent performance while helping preserve glass clarity and surface quality.
One-stop Graphite & Carbon composites solution in China
- Maintain strength at both ambient and high temperatures
- Remain chemically inert to molten tin, avoiding any contamination
- Resist wetting by glass melt to prevent adhesion or surface defects
Range of Graphite Products
Choose the plan that suits you best.
Carbon Fender
- Used 8 to 25mm products
- Non-sticky the glass ribbon
- High strength and long service life
- Sizes can be customized
Carbon Fence
- Adjust the position of glass ribbon
- Non-sticky the glass ribbon
- High strength and long service life
- Sizes can be customized
LOR Sealing Block
- Daily use, easy to replace
- Clean & sealing the surface LOR
- High strength and long service life
- Sizes can be customized
Graphite Parts for CVD Coater
- Daily use, easy to replace
- Stable performance
- High strength and long service life
- Sizes can be customize
Special Purpose
- Carbon plate
- Carbon boat/flag
- Graphite extension tile
Graphite FCB
(Fixed carbon barrier)
- Installation during cold repair
- Stable performance
- High strength and long service life
- Sizes can be customized
Graphite Lining
- Installation during cold repair
- Prevent the glass ribbon from sticking to the side wall bricks
- High strength and long service life
- Sizes can be customized
SiC Heating Element
- Installation during cold repair
- High strength and long service life
- Sizes can be customized
List of Graphite Products in Float Glass Manufacturing
| No. | For Daily Use | For Cold Repair |
| 1 | Carbon Fender | Graphite FCB(Fixed carbon barrier) |
| 2 | Fence | Graphite Lining |
| 3 | LOR Sealing Block (Lift out roller) | SiC Heating Element |
| 4 | Graphite Parts for CVD Coater | Graphite Ring for Roller |
| 5 | Carbon Plate | |
| 6 | Carbon Boat/Flag | |
| 7 | Extension Tile | |
| 8 | Customized Products | …… |
Statements：
This type of products are subject to technical confidentiality restrictions and cannot be fully shown. If you have any requirements, please contact our company. Replacement cycles vary by product and usage conditions. To determine the right timing, please contact our engineers-we'll provide expert guidance based on your specific setup.
Graphite Materials
Isostatic Graphite
Isostatic graphite is the preferred material in float glass production for its uniform strength, excellent thermal shock resistance, and smooth machinability-making it ideal for critical tin bath components that demand precision and durability.
Purity is at the core of our product. Our artificial graphite block is produced with the highest level of precision, ensuring an extremely low impurity content. This high purity not only guarantees superior electrical and thermal conductivity but also minimizes the risk of contamination in sensitive applications. It's the perfect choice for industries such as electronics, aerospace, and energy, where purity is of utmost importance.
Isostatic Graphite parameters
|
Grade |
Bulk Density |
Specific Resistance |
Flexural Strength |
Compressive Strength |
Ash (Normal) |
Ash (purified) |
Grain Size |
|
g/cm³ |
μΩ.m |
MPa |
MPa |
% |
ppm |
μm |
|
|
IS-11 |
1.83 |
11~13 |
50 |
115 |
0.05 |
50 |
8~10 |
|
IS-12 |
1.90 |
11~13 |
61 |
135 |
0.05 |
50 |
8~10 |
|
IS-13 |
1.78 |
≤13 |
46 |
86 |
0.05 |
50 |
|
|
IS-14 |
1.86 |
11~12 |
65 |
135 |
0.05 |
50 |
5 |
|
IS-22 |
1.80 |
13~14 |
55 |
100 |
0.02 |
8 |
|
|
IS-23 |
1.86 |
9~12 |
55 |
110 |
0.05 |
13 |
|
|
IS-31 |
1.79 |
11-13 |
38 |
78 |
0.05 |
||
|
IS-32 |
1.85 |
11-13 |
45 |
100 |
0.05 |
Graphite Soft Felt
Graphite soft felt works well for both daily use and cold repair, offering stable insulation and reliable heat protection throughout float glass production. It helps maintain stable temperatures around the tin bath, protects key components from heat damage, and supports energy efficiency throughout the process.
We can provide customized products with different materials and performance requirements for customers, with a maximum usage temperature of up to 3000 °C. Our graphite soft felt has an extremely uniform thickness and density distribution, ensuring consistent high insulation effect, stable and long-lasting performance.
Graphite Soft Felt Parameters
| Graphite Soft felt | TSF3-008(Viscose fibre) | TSF1-013 (PAN fibre) |
| Bulk density g/cm³ | 0.08-0.11 | 0.12-0.14 |
| thermal conductivity at 1000°c W/(m.k) | 0.15 | 0.24 |
| Ash content ppm | <200 | <500 |
| Highest usage temperature ℃ | 3000 | 3000 |
A trusted Graphite & Carbon Solution Partner
With over 25 years of hands-on experience, SHJ-CARBON is a trusted graphite and carbon composites solution partner to float glass manufacturers around the world. We understand the challenges of high-temperature environments and provide specialty graphite solutions that meet real production needs. From material selection to precision machining and performance tuning, we offer a one-stop service that simplifies your process and ensures reliable results.
Our full range of graphite products, including C/C graphite components, are built for strength, stability, and long-term use. Backed by a team of experienced engineers and a responsive international support network, we're here to help you keep your production running smoothly-every step of the way.
Ready to upgrade your line or plan a rebuild? Let SHJ-CARBON support you with expert advice and high-performance graphite components.
our Partners
We have worked with many of the world's leading brands,and almost all of our co-operators have been satisfied with our products and services,and have continued their co-operation for many years. We are looking forward to your enquiry,let's cooperate and win together!
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