Lianyungang Highborn Technology Co., Ltd.

Ceramic Sleeve, Protection Sleeve, Silicon Nitride Sleeve manufacturer / supplier in China, offering Refractory Silicon Nitride Ceramic Protection Sleeve, High Purity Customized UV Quartz Glass Cuvette Cell, Big Diameter Borosilicate Glass Bell Jar Without Handle Supplier and so on.

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Refractory Silicon Nitride Ceramic Protection Sleeve

FOB Price:US $30 - 50 / Piece
Min. Order (Pieces) FOB Price
10+ US $30-50 / Piece
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Min. Order: 10 Pieces
Port: Qingdao, China
Production Capacity: 100000/Month
Payment Terms: L/C, T/T, Western Union, Money Gram

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Basic Info.

Model NO.:BBS-1
Refractoriness (℃):1580< Refractoriness< 1770
Feature:Long Time Materials
Type:Heat-Resistant Material
Material:Silicon Nitride
Name:Refractory Silicon Nitride Ceramic Protection Slee
Surface Treatment:Polishing
Max. Working Temperature:1550°c
Machining Method:Grinding
Transport Package:Standard Export Cartons/Wooden Box/Tray
Specification:Silicon Nitride
Origin:Jiangsu, China

Product Description

Refractory Silicon Nitride Ceramic Protection Sleeve

Product Description
Key Properties:
A  High Strength over a wide temperature range
B  High Fracture toughness
C  High Hardness
D  Outstanding Wear Resistance ,both  both impingement and frictional modes
E  Good Thermal Shock Resistance
F  Good Chemical Resistance
G  Lightweight
H  Strong
I  Hard
J  Tough
K  Low Coefficient of Friction
L  Contact Fatigue Resistant
Typical Silicon Nitride Use
A  Rotating Bearing Balls and Rollers
B  Cutting Tools
C  Engine Moving Parts---Valves,Turbocharger Rotors
D  Enginer Wear Parts---Cam Followers,Tappet Shims
E   Turbine Blades,Vanes,Buckets
F   Metal Tube Forming Rolls and Dies
G  Precision Shafts and Axles in High Wear Environments
H  Weld Positioners
Material Characteristics   
Gas Permeability    00000
Water Absorption      %0%0%0%0%0.038%
Colour WhiteIvoryWhiteGreyWhite
Density  g/cm33.73.8563.22.7
Physical Characteristics   
Hardness   Kg/mm211001400110016001175
Modulus of Elasticity   Gpa30035020030065
Flexural Strength  Mpa3003401150600108
Compressive Strength  Mpa2100220025002500488
Fracture Toughness  Mpam1/23.54126 
Thermodynamic Property   
Max Use Temperature   °C1500165015001800800
Thermal Conductiviey  W/(m.k)2527.52.5201.68
Thermal Expansion Coefficient  10-6/°C7.58103.28.6
Thermal Shock Resistance   △T°C200200250600200
Specific Heat  J/kg.K860860500500 
Electrical Specification    
Dielectric Strength   KV/mm12105 40
Dielectric Constant  εr9.59.11267
Volume Resistivity  Ω≥1014≥1014≥1010≥1014≥1016
Dielectric Loss Angle 0.00020.00020.001  

Packaging & Shipping
Packaged by polybay and bubble bag in the stardard export carton,
Every package can be offered with English installation instruction. 

Refractory Silicon Nitride Ceramic Protection Sleeve

Company Information
Baibo is a modern enterprise management company, who devote themselves to the service of product research and development, construction and maintenance.
Our company has a long history. We own the advanced equipment, a young, energetic, proficient and experienced team of professionals which with leading technology strength, excellent operational management and high-quality services what made us be recognized by customers of the chemical, petroleum, electric power, metallurgy, building material, aerospace, machinery and other industries.

Refractory Silicon Nitride Ceramic Protection Sleeve

 1.What is your payment term?
 We mainly accept T/T, West Union, Credit card and L/C.
 Paypal will be available in the near future.
2.Where is your main market?
We have been exported to USA, Korea, UK, France, Russia, Germany, India, Spain, Brazil etc, so far, there is about 94 countries we have been exported, we also get good reputation from our customers.
3.For alumina ceramic, what about the forming method?
 Drying pressing              
 Isostatic pressing
 Hot pressing casting
4.What about the package?
We pack with plastic bubble paper, carton box, then safe wooden box outside, we can control the breakage less than 1%.
5.Do you support OEM?
Sure! We offer OEM for many customers all over the world.
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Ms. Evelyn Xu
General Manager
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Lianyungang Highborn Technology Co., Ltd.

- Jiangsu, China
- Manufacturer/Factory, Trading Company

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