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China factory - Hunan Yuanhong New Materials Co.,Ltd

Hunan Yuanhong New Materials Co.,Ltd

  • China,Changsha ,Hunan
  • Verified Supplier
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  2. Pyrolytic Boron Nitride Ceramics>
  3. High Purity 99.999% PBN Pyrolytic Boron Nitride Ring Wear Resistance
China High Purity 99.999% PBN Pyrolytic Boron Nitride Ring Wear Resistance
China High Purity 99.999% PBN Pyrolytic Boron Nitride Ring Wear Resistance

  1. China High Purity 99.999% PBN Pyrolytic Boron Nitride Ring Wear Resistance

High Purity 99.999% PBN Pyrolytic Boron Nitride Ring Wear Resistance

  1. MOQ： 2
  2. Price： Negotiated
  3. Get Latest Price
Payment Terms L/C,D/A,T/T,Western Union,D/P
Supply Ability 1000pcs per month
Delivery Time about 50days
Packaging Details By carton
Color White to off-white
Lubrication Self-lubricating
Material Boron Nitride (BN)
Manufacturing Methods Hot pressing, chemical vapor deposition (CVD), sintering
Thermal Expansion Coefficient 2.5 - 3.5 x 10⁻⁶ /K
Maximum Operating Temperature Up to 1000°C in air, 3000°C in inert atmosphere
Type Ceramic
Electrical Conductivity Electrical insulator
Density 2.1 - 2.3 g/cm³
Applications Electronics, high-temperature insulators, lubricants, cosmetics
Hardness Mohs scale 2 - 2.5
Thermal Conductivity 60 - 200 W/m·K
Dielectric Strength 15 - 30 kV/mm
Mechanical Strength Moderate flexural strength
Purity Typically > 99%
Maximumoperatingtemperature Up to 2800°C in inert atmosphere
Crystalstructure Hexagonal
Productname Pyrolytic Boron Nitride Ceramics
Electricalresistivity 10¹³ - 10¹⁵ Ω·cm
Thermalconductivity 60 - 120 W/m·K
Thermalexpansioncoefficient 2.5 - 3.5 × 10⁻⁶ /K
Dielectricstrength 10 - 20 kV/mm
Mechanicalstrength Flexural strength approx. 40 - 60 MPa
Porosity Typically < 0.5%
Lubricity Excellent self-lubricating properties
Chemicalstability Resistant to molten metals and most acids
Brand Name YH
Certification ISO,CE,ROHS
Place of Origin CHINA

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  1. Product Details
  2. Company Details

Product Specification

Payment Terms L/C,D/A,T/T,Western Union,D/P Supply Ability 1000pcs per month
Delivery Time about 50days Packaging Details By carton
Color White to off-white Lubrication Self-lubricating
Material Boron Nitride (BN) Manufacturing Methods Hot pressing, chemical vapor deposition (CVD), sintering
Thermal Expansion Coefficient 2.5 - 3.5 x 10⁻⁶ /K Maximum Operating Temperature Up to 1000°C in air, 3000°C in inert atmosphere
Type Ceramic Electrical Conductivity Electrical insulator
Density 2.1 - 2.3 g/cm³ Applications Electronics, high-temperature insulators, lubricants, cosmetics
Hardness Mohs scale 2 - 2.5 Thermal Conductivity 60 - 200 W/m·K
Dielectric Strength 15 - 30 kV/mm Mechanical Strength Moderate flexural strength
Purity Typically > 99% Maximumoperatingtemperature Up to 2800°C in inert atmosphere
Crystalstructure Hexagonal Productname Pyrolytic Boron Nitride Ceramics
Electricalresistivity 10¹³ - 10¹⁵ Ω·cm Thermalconductivity 60 - 120 W/m·K
Thermalexpansioncoefficient 2.5 - 3.5 × 10⁻⁶ /K Dielectricstrength 10 - 20 kV/mm
Mechanicalstrength Flexural strength approx. 40 - 60 MPa Porosity Typically < 0.5%
Lubricity Excellent self-lubricating properties Chemicalstability Resistant to molten metals and most acids
Brand Name YH Certification ISO,CE,ROHS
Place of Origin CHINA
High Light High Purity 99.999% PBN Ring ，High Purity Pyrolytic Boron Nitride Ring

High Purity 99.999% Pbn Pyrolytic Boron Nitride Ring

                              Description                                             

Pyrolytic Boron Nitride (PBN) ceramic rings are high-performance components known for their exceptional thermal, electrical,

and chemical properties. They are widely used in demanding applications across various industries.

Plasma corrosion ruining your crucibles and disrupting production?
Our PBN Ceramic Crucible features a dense, high-purity structure that effectively resists plasma corrosion.
Designed for plasma processing applications in electronics and semiconductor industries,
it minimizes wear and tear, extends service life, and ensures stable process output.
Protect your operations from plasma damage—trust our PBN Ceramic Crucible for superior corrosion resistance.

PBN Ceramic Applications:
- Crystal growth (VGF, LEC Crucible)
- Molecular Beam Epitaxy(MBE) Crucible
- MOCVD Heater
- PBN Infrared Window
- Traveling Wave Tube (TWT) (PBN Support Rod)
- PBN Coating Graphite
- High temperature, vacuum equipment insulator
Product Features :
> High purity (99.999%)
> Low outgassing in high temperature >Uniform thickness, Good consistency in heating
> Excellent thermal conductivity and shock resistance
> Easy cleaning and Reusabilit
> Inert, no reaction with acid and alkali
ITEM
UNIT
PBN
Apparent Density
g/cm3
2.15-2.19
Gas permeability(He)
cm3/s
<1X10-10
Micro hardness(Knoop)
N/mm2
691.88(a-b plane)
Tensile strength
N/mm2
153.86(parallel)
Bending strength
N/mm2
243.63(parallel)
197.76(parallel)
Modulus of elasticity
N/mm2
235690
Specific heat capacity
Cal/g.℃
0.371(@200℃)
0.442(@ 900℃)
Thermal conductivity 200℃
W/cm.k
0.6(parallel)
0.026(perpendicular)
Thermal conductivity 900℃
W/cm.k
0.4370(parallel)
0.028(perpendicular)
Dielectric Strength(RT)
KV/mm
56
Volume Resistivity
Cm
3.11X1011
 
PBN Product List
 
Pyrolytic Boron Nitride
Crucible
OLED Crucible
VGF Crucible
LEC Crucible
MBE Crucible
Boat
PBN Boat
Plates
PBN Insualting Ring/Substrate
PBN Plates
Pyrolytic Graphite
/
PG Plate
/
PG Crucible
 
 
Various Types of PBN Ceramic
We Can Do OEM and 0BM According to Your Drawing and Requirements.

 

 
FAQ
Q1. Do you provide product samples?
Yes, we provide samples subject to availability. A nominal sample fee may apply in some cases, and shipping costs are borne by the customer.
 
Q2. What are your accepted payment methods?
We accept T/T (bank transfer) in advance, Western Union, Alipay, and PayPal.
 
Q3. What is your typical delivery lead time?
Lead times vary depending on product requirements, including material selection, dimensions, and specific manufacturing processes.
 
Q4. Do you perform quality inspection before shipment?
Yes, we conduct 100% inspection of all goods prior to delivery to ensure they meet specified standards.
 
Q5. What other ceramic materials do you offer?
We supply a range of advanced ceramic materials, including Alumina, Zirconia, Aluminum Nitride,Boron Nitride, Silicon Nitride, Machinable Glass Ceramic, and related specialized ceramic

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory

  • Business Type:

    Manufacturer

  • Year Established:

    2016

  • Total Annual:

    10000000-30000000

  • Employee Number:

    80~100

  • Ecer Certification：

    Verified Supplier

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Get in touch with us

  • Reach Us
  • Hunan Yuanhong New Materials Co.,Ltd
  • No.22012 Building B,Wanda,Kaifu District,Changsha City,Hunan Province
  • https://www.ceramics-industrial.com/

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