High Quality Nano Silicon Nitride Powder Si3n4 Nanoparticles CAS 12033-89-5 CAS NO.12033-89-5

High Purity: Purity levels up to 99.999% for critical applications.

Superior Mechanical Strength: Exceptional hardness and fracture toughness.

Thermal Stability: Outstanding resistance to thermal shock and high-temperature environments.

Chemical Resistance: Resistant to oxidation, corrosion, and chemical reactions.

Low Thermal Expansion: Ideal for applications requiring dimensional stability.

Customizable Particle Sizes: Nano and micron sizes to fit diverse applications.

Nano Silicon Nitride Powder CAS 12033-89-5 

Product Name: Silicon nitride

CAS: 12033-89-5

MF: N4Si3

MW: 140.2833

EINECS: 234-796-8

Purity: 99%min

Appearance: Pale gray powder

Particle size: 20nm/1um/10um Can be supplied according to customer requirements.

Specification

Property	Details
Chemical Formula	Si?N?
Purity	≥99.0% – 99.999%
Particle Size	Nano: <100 nm Micron: 0.5 - 10 µm Customizable upon request
Density	~3.2 g/cm³
Melting Point	~1,900°C (decomposes)
Appearance	Gray to off-white powder
Packaging	500g, 1kg, or bulk quantities upon request

Silicon Nitride (Si3N4) Powder is a high-performance ceramic material renowned for its excellent mechanical strength, thermal stability, and superior wear resistance. It is widely used in advanced ceramics, cutting tools, thermal management, and electronic applications. Si3N4 powder is available in various particle sizes and purities, tailored to meet industry-specific needs

Application

1. Advanced Ceramics: Used in structural components, bearings, and seals due to its high strength and durability.

2. Cutting Tools: Ideal for high-speed machining and wear-resistant coatings.

3. Thermal Management: Utilized in heat exchangers, turbine components, and thermal barrier coatings.

4. Electronics: Substrates and insulators in electronic devices and semiconductors.

5. Automotive & Aerospace: Engine components, turbochargers, and lightweight structural materials.

Packaging & Delivery

Welcome to contact us to get complete COA.

Shanghai Lonwin Chem is a leading manufacturer and supplier of chemicals in China.We develop, produce and distribute high quality pharmaceuticals, intermediates, special chemicals and other fine chemicals. 

We could give you: 

1. Best quality in your requirement 

2. Competitive price in China market 

3. Mature Technical support 

4. Professional logistic support 

All we want is win-win business. Send yr. inquiries, you will get it!

Storage:

keep container tightly closed in a dry and well-ventilated place.

Packing:25kgs/bag or 25kgs/drum

Weight	Packing
<25KG	By foil-alum bag/pap/bottle
≥25kg	Package: 25kg/drum/bag or as your request

Company Profile

Shanghai Lonwin Chemical Co., Ltd. is a company committing to contract synthesis and production of photoinitiators, fluorocarbon surfactants, indicators, intermediates and APIs.Our company has ISO and REACH international certification, in Jiangsu, Anhui and other places with decades of cooperation of OEM processing plants, to provide a more solid support for the customized production service of special chemicals.

Now, our products are well sold in North America, Europe, Japan, South Korea and the Middle East, and customers are highly satisfied with our products and service!

To achieve sustainable and steady development, we establish closely cooperative relationships with famous universities and institutions of China. We regularly exchange information with them and make cooperation on the R&D of new technologies.

Sticking to the business philosophy of "quality first, credit first, service first, creativity first", we are doing our best to meet demands of customers all around the world. We sincerely welcome your visit and business, and look forward to cooperating with you for expanding international market together!

FAQ

Q1: Have your Product Quality been Approved by Third Party Lab ?

A: Yes, All products are strictly tested by our QC, confirmed by QA and approved by third party lab in China. So you will be assured with Good Quality if you choose us. 

Q2: How do you treat quality complaint?

A: First of all, our QC department will do strict examination of our export products by HPLC, UV, GC,TLC and so on in order to reduce the quality problem to near zero. If there is a real quality problem ,caused by us, we will send you free goods for replacement or refund your loss.

Q3: How to cooperate with us?

A: You can contact us for cooperation through the website contact information, or contact with the salesmen in our company. We will connect you about the specific detail via email. 

Q4: Do you Accept Sample Order?

A: Yes, we accept small order from 10g, 100g and 1kg for your evaluation quality of our goods.

Q5: Is there any discount?

A: Yes, for larger quantity, we always support with better price. 

Q6: How long does it take to the goods arrived?

A: It is Depending on your location. For small order, please expect 5-7 days by DHL,UPS,TNT, FEDEX, EMS. For mass order, please allow 5-8 days by Air, 20-35 days by Sea.

Q7: Do you have any reshipment policy  ?

A: We have good after-sale service and re-shipment policy if the parcel  lose. Our long association with  our clients has brought great benefits. We always take the upmost care in the packaging of our products . Our clients will confirm this as even they struggle to find them without help at times. But in spite of our best efforts it is still possible  will seize a small number of packages. In this circumstance we promise reship free  to establish  long term relationship.