High Temperature Machinery Si3n4 Silicon Nitride Ceramic Shaft Bar

• Customized：Customized
• Standard Parts：No
• Universal：No
• Type：Rod
• Material：Silicon Nitride
• Name：Si3n4 Silicon Nitride Ceramic Shaft Bar

=== Base Info ===

• Model NO.：HKK26
• Sintering Way：GPS,HP,Ssn
• Surface Finish：Polishing,Grinding
• CNC：Yes
• Size：Customized
• Usage：Industrial
• Keyword1：Silicon Nitride
• Kewyord2：Silicon Nitride Shaft
• Kewyord3：Silicon Nitride Ceramic Shaft
• Kwyord4：Black Silicon Nitride Shaft
• Transport Package：Safe Package, Export Carton with Foam
• Specification：standard or customized
• Trademark：OEM
• Origin：Lianyungang, Jiangsu
• Production Capacity：35000PCS,Month

=== Description ===

Material name
Unit
SI3N4(G.P.S)
Volume densityg
g/cm3
3.2-3.3
Hardness
HRA
90-93
Bending strength
MPa
700-900
Air hole rate
%
<1
Thermal expansion coefficient
1×10-6/C0
3.5
Breaking tenacity
(MPa m1/2)
7
ThermalConductivity
W/m·K
25
1. High-quality products
 2. Optimal price3. Safe transportation
4. Sample service
 5. Customized size 6.Compensate for broken goods
7.Safe package
 8.After-sale service9.Low procurement risk ......
Packing & Delivery:                                                                                                                                             
Packing DetailsWe will packing by plastic/ polybay and bubble bags first , and then into the foam box,finally into the wooden cases/ carton/pallet or customized package.Every package can be offered with English installation instruction.Delivery DetailsWe can deliver by any courier, eg, TNT, UPS, FedEx, EMS etc.We can also by air, sea etc.We can choose the way according to the requirements of customers to ensure the most safe, efficient and convenient transportation.
Our certificate & Honors:                                                                                                                                    
Patents
FAQ:                                                                                                                                                                       

1:What products and service can you offer us?
Answer: With the development more than 20 years, now we have 6 business division and we are supplying Quartz Glass (Tube, Rod, Plate and customized parts), optical glass and cuvette, and also various precise ceramics, porous ceramics and refractory ceramics. We have the full processing line for ceramic thick film resistors, far infrared ceramic glass heating panel, quartz tube/ceramic plate ozone generator and porous metal fiber felt. For all the products, we can design and customize according to the clients' demand.

2: Before mass order, can you offer samples? How will you charge for them?
Answer: We are willing to offer samples to lower your purchasing risk. Generally, if from inventory, we can deliver out within 3days, however if need processing, we can deliver out within 15days. For some difficult items, the delivery time will be decided by its grade of difficulty. For some low value items, we can offer free sample, however we would like you to afford the freight cost. For customized products, we need to charge the developing cost.

3: What test report or certificate can you offer? What achievements have you made in research and development?
Answer: Till the end of 2021, we have passed many ROHS, CE, MSDS tests and also the ISO9001 authentication. We have 8 registered trademark and 25 patents. Also we won the title of China High-tech Enterprise and Jiangsu Private Science and Technology Enterprises.

4: Do you have any agent in our area? Can you export your products directly?
Answer: Till the end of 2021, we haven't authorized any company or person as our regional agent. From 2008, we have the export qualification and professional export team, and till the end of 2021, we have exporting our products to more than 103 countries and regions, and our clients can contact us and purchase our products or service directly.

5: If the quality can not meet the requirement or any loss during the freight, how should we do?
Answer: We have strict QC test and professional QC team. We are always offering qualified products. If anything goes wrong, the quality can not meet requirement on the contract, we will reproduce the qualified products or refund the payment. We have the professional packing team and will pack the product in safe package for long distance delivery. If any loss during the freight, we hope you can assistant us to claim from the logistics company and we will arrange the replacement accordingly.