High Quality Polishing Glass Bell Cover Bell Jar Without Handle
July 17 07:14:39, 2025
Model NO.: HB-B
Made of: Quartz or Borosilicate 3.3
Size: Customizable
Color: Clear
Keyword: Bell Jar
Keyword1: Bell Cover
Keyword2: Glass Bell Jar
Keyword 3: Glass Bell Cover
Working Temperature: 600°C
Purity: 80%
Used: Lab and Display Applications
Trademark: HB
Transport Package: Standard Export Packaging to Prevent Damage
Specification: CE, RoHS
Origin: Jiangsu, China
HS Code: 7013990000
Large Diameter Glass Bell Cover / Bell Jar / Bell Cover:
Product Description:
1. **Extraordinary Reliability** –
Thermo Materials' ISO 9000 quality system ensures 100% inspection using visual, ultrasonic, and other quality assurance techniques for crucibles. This guarantees top-tier performance and durability.
2. **Outstanding Thermal Shock Resistance** –
These products are made from materials with the lowest coefficient of thermal expansion, making them highly resistant to temperature changes and ideal for high-temperature applications.
3. **Excellent Refractoriness** –
They perform reliably under extreme temperatures and pressures, making them suitable for a wide range of industrial uses.
The chemical composition of quartz boat (unit: ppm):
Al
Fe
K
Na
Li
Ca
Mg
Cu
Mn
Pb
B
Ti
20
1.0
3.5
3.5
1.0
2.0
0.5
0.3
0.5
<0.01
<0.2
2.0
Packaging & Shipping:
1. Pearl cotton
2. Bubble pad
3. Carton
4. Standard wooden case
Our Services:
1. OEM service available
2. Custom design, packaging, and logo printing
3. Special packaging for fragile items to ensure safe delivery
Company Information:
HIGHBORN is a leading manufacturer and supplier of high-quality quartz glass and precision ceramics in China. With over a decade of experience, we specialize in providing reliable solutions for industries such as semiconductors, chemicals, solar energy, textiles, electronics, and lasers.
We take pride in our advanced fabrication technology and our commitment to understanding and meeting our customers’ needs. Continuous improvement is at the core of our business, and we maintain strong family values of trust, fairness, and respect towards our employees, suppliers, and clients.
Key Features:
1. Trade Assurance Service available with a USD 40,000 guarantee
2. 8 years as an Alibaba Golden Supplier
3. 0% complaint rate
4. 100% positive feedback
FAQ:
1. **Q: How can I get samples?**
**A:** If we have samples in stock, they are free of charge, but you will need to cover shipping costs. For custom samples, a small fee may apply without profit.
2. **Q: How do you protect my product?**
**A:** We have over 10 years of export experience and have received excellent feedback from our clients. Our skilled workers know how to safely package and handle delicate items. In 10 years, we’ve never had any breakages.
3. **Q: How do you ship the product?**
**A:** By sea, air, or express delivery.
4. **Q: Can you offer door-to-door service?**
**A:** Yes, we have extensive experience with door-to-door services and offer competitive pricing.
5. **Q: What certificates do you provide?**
**A:** We can supply ISO, RoHS, and CE certificates.
The chemical composition of quartz boat (unit: ppm):