Specifications
Place of Origin :
Jiangsu, China
Brand Name :
LJ Ceramic
Certification :
ISO9001:2008/ROHS
MOQ :
2 piece
Price :
Negotiation
Packaging Details :
Use the export carton which is secure against breakage on the MDF pallet.
Delivery Time :
To be negotiated
Payment Terms :
L/C ,T/T
Description

High Temperature Insulated Alumina Welding Ceramic Protective Ring

Welding ceramic ferrules are crucial components used primarily in stud welding processes, particularly in drawn arc stud welding. They are designed to facilitate and enhance the welding process by performing several key functions:

  • Shielding: Ceramic ferrules act as a barrier to protect the weld pool from atmospheric contamination, ensuring a cleaner weld.
  • Confinement: They confine the molten metal in the weld area, shaping the weld pool and preventing spatter from escaping.
  • Heat Retention: The ceramic material helps retain heat around the weld area, ensuring proper fusion of the stud and the base material.
  • Gas Coverage: They help distribute shielding gases evenly around the weld zone if used in gas-shielded welding processes.

Key Features of Ceramic Ferrules:

  • Material: Typically made from high-temperature resistant ceramics, such as alumina or zirconia.
  • Shape: They come in various shapes and sizes, depending on the type of stud and application requirements.
  • Durability: They are designed to withstand the high temperatures and mechanical stresses involved in welding.
  • Disposable: Generally, ceramic ferrules are single-use items, discarded after each weld to ensure consistency and quality.

Style

  • M series
  • RF series
  • UF series
  • PF series
  • Customized

Product Paramenters

Characteristics
Alumina
Components
99%Al2O3
95%Al2O3
Density g/cm3 3.8 3.65
Water Absorption % 0 0
Sintering temperature 1700 1680
Hardness HV 1700 1500
Flexural strength Kgf/cm2 3500 3000
Compressive Strength Kgf/cm2 30000 25000
Fracture toughness Map.m3/2 4 3~4
Maximum service temperature 1700 1600
Coefficient of thermal expansion 0-1000℃
*10-6/℃
8.5 8
Heat resistance T(℃) 200 220
Heat resistance W/m.k(25℃-300℃) 31.4~15.9 25~14
Volume resistivity 20℃ Ωm >1012 >1012
100℃ Ωm
1012 --1013
1012 --1013
300℃ Ωm >1012
>1010
Insulation breakdown intensity KV/mm 18 18
Dielectric constant 100MHz(E) 10
9.5
Characteristics
Cordierite
Components
2MgO2Al2O35SiO2
Density g/cm3
2.5
Water Absorption % 0
Sintering temperature
1350
Hardness HV
800
Flexural strength Kgf/cm2
900
Compressive Strength Kgf/cm2
3500
Fracture toughness Map.m3/2
-
Maximum service temperature
1000
Coefficient of thermal expansion 0-1000℃
*10-6/℃
4
Heat resistance T(℃)
250
Heat resistance W/m.k(25℃-300℃) 1.3-
Volume resistivity 20℃ Ωm
>1012
100℃ Ωm
107 --108
300℃ Ωm
3*105
Insulation breakdown intensity KV/mm
10
Dielectric constant 100MHz(E)
6

High Temperature Insulated Ceramic Wedding Rings High Durability Custom Ceramic PartsHigh Temperature Insulated Ceramic Wedding Rings High Durability Custom Ceramic PartsHigh Temperature Insulated Ceramic Wedding Rings High Durability Custom Ceramic Parts

High Temperature Insulated Ceramic Wedding Rings High Durability Custom Ceramic Parts

High Temperature Insulated Ceramic Wedding Rings High Durability Custom Ceramic PartsHigh Temperature Insulated Ceramic Wedding Rings High Durability Custom Ceramic Parts

FAQ

Q1: Are you a manufacturer or a trader?
A1: We are a real manufacturer, our factory is specialized in producing refractory materials for more than 20 years. We promise to provide the best price, the best pre-sale and after-sale service.

Q2: How do you control your quality?
A2: For each production process, LJ has a complete QC system for chemical composition and physical properties. And we will test the goods, and the quality certificate will be shipped with the goods. If you have special requirements, we will try our best to accommodate them.

Q3: What is your delivery time?
A3: Depending on the quantity, our delivery time is different. But we promise to ship as soon as possible with guaranteed quality.

Q4: Do you provide free samples?
A4: Of course, we provide free samples.

Q5: Can we visit your company?
A5: Yes, of course, you are welcome to visit LJ company and our products.

Q6: What is the MOQ for trial order?
A6: There is no limit, we can provide the best suggestion and solution according to your situation.

Q7: Why choose us?
A7: We have been making refractory materials for more than 20 years, we have strong technical support and rich experience, we can help customers design different kilns and provide one-stop service.

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High Temperature Insulated Ceramic Wedding Rings High Durability Custom Ceramic Parts

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Place of Origin :
Jiangsu, China
Brand Name :
LJ Ceramic
Certification :
ISO9001:2008/ROHS
MOQ :
2 piece
Price :
Negotiation
Packaging Details :
Use the export carton which is secure against breakage on the MDF pallet.
Contact Supplier
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High Temperature Insulated Ceramic Wedding Rings High Durability Custom Ceramic Parts
High Temperature Insulated Ceramic Wedding Rings High Durability Custom Ceramic Parts
High Temperature Insulated Ceramic Wedding Rings High Durability Custom Ceramic Parts
High Temperature Insulated Ceramic Wedding Rings High Durability Custom Ceramic Parts

Yixing Liangjiu Ceramics Co., Ltd.

Site Member
2 Years
jiangsu
Since 2003
Business Type :
Manufacturer, Trading Company
Total Annual :
10000000-2000000
Employee Number :
100~150
Certification Level :
Site Member
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