|Payment Type:||T/T,Paypal,Western Union|
|Terms of Trade:||FOB,CFR,CIF,EXW,FCA,CPT,CIP|
|Min. Order:||1000 Piece/Pieces|
|Delivery Time:||21 days after receiving order confirmation Days|
|Place of Origin:||China|
|Supply Ability:||5,000,000 sets/month|
1. Extraordinary thermal shock resistance, it can withstand up to 1000℃
2. It's easier to do precise machining, the tolerance of diameter can be 0.001 mm
3. Chemical corrosion resistance under high temperature, except for HF and H3PO4
4. Extreme wear and abrasion resistance., much better than stainless steel
5. Great mechanical properties, hardness, compressive strength are much higher stainless steel
Raw material Silicon nitride (Si3N4), Alumina (Al2O3), Zirconia (ZrO2) and Silicon carbide (SiC) optional
Dimension capability Diameter range from 0.30 ~50 mm, length can be up to 1000 mm
Secondary process Lapping, Fine grinding, Precision cutting, Tapping, Drilling and so on Technical parameters Diameter can be with 0.005 mm, length can be with 0.10 mm, roundness can be 0.001 mm Roughness The cylinder surface can be polished to mirror-like affect, roughness to be Ra 0.10 or better Surface treatment Polished to be diamond - like surface, Glazed, Metalized for ceramic to metal boning
Cosmetic quality Smooth surface free of contamination, no deformation, and crack
Silicon nitride ceramic offers exceptional thermal shock, extreme thermal stress resistance, excellent wear resistance, great chemical resistance, and easier machinable features. It's always made use of producing refractory Ceramic Parts, anti-corrosion ceramic parts, ceramic seal parts, ceramic cutter/blade for machining.
Our company supplies a great of silicon nitride ceramic components, including Si3N4 ceramic tube, Si3N4 ceramic plate, Si3N4 ceramic rod and variety complicated silicon carbide Ceramic Structural Parts.
| Property || Units || Materials |
| 99.5% Al2O3 || 99% Al2O3 || 95% Al2O3 ||ZrO2||Si3N4|
| Density || g/cm3 ||≥3.85|| ≥3.850 || ≥3.65 || ≥5.95 || ≥3.2 |
| Water absorption ||%||0|| 0 || 0 || 0 || 0 |
| Hardness ||HV||1700|| 1700 || 1300 || 1300 || 1550 |
| Flexural strength ||MPa|| ≥379 ||≥338||≥320||≥1200|| ≥600 |
| Compressive strength ||MPa|| ≥2240 || ≥2240 || ≥2000 || ≥1990 || ≥2500 |
| Fracture toughness ||MPa m1/2||4~5|| 4~5 || 3~4 || 6.5~8 ||6|
Max. service temperature
| CTE (20-800℃) ||1 x 10-6 /℃|| 6.5~8.0 || 6.2~8.0 || 5~8.0 || 8.0~9.5 ||3.0|
| Thermal shock ||T(℃)|| ≥250 || ≥200 || ≥220 || ≥300 || ≥1000 |
| Thermal conductivity(25℃) ||W/m.k||30||29||24||3||15~20|
| Volume resistivity (25℃ ) || ohm.cm || ＞1 x 10 14 || ＞1 x 10 14 || ＞1 x 10 14 || ＞1 x 10 11 || ＞1 x 10 12 |
| Insulation strength || KV/mm ||19||18||18||17|| |
| Dielectric constant(1Mhz) ||(E)||9.7||9.5||9.5||29|| |
★ 10+ Years of manufacturing experience in OEM, ODM, OBM ★ Powerful R&D, having prototyping to mass production capability★ In-house comprehensive manufacturing types of equipment ★ Rigorous quality control system and processes and professional team
★ Surpassing & sincere pre-sales, sales and after-sales service ★ Abide all orders as the first priority, whatever a small case or large projects
Q 1. Are you a factory or trading company ?
A: We are a direct manufacturer. You are welcome to visit our factory.
Q 2: Do you offer a free samples to check the quality ?
A: Sure, the sample is free and freight collect.
Q 3: How long will you ship the good after agreement ?
A: If the products are in storage, we'll ship within 48 hours
Q 4: When can I get the price after submitting inquiry?
A: We regularly quote within 24 hours after we get your inquiry.
If you are in urgent need of getting the price.Please call us or tell us in your email so that we will proceed with your inquiry as a priority.
Q 5: Is it available to provide customized products?
A: We always support custom-made demand as per different materials, dimensions, and designs.
Q 6: How to ensure quality of goods?
A: Perform rigorous quality system per ISO9001 : 2015 and introduce AQL, CPK into production
Q 7: What other products are you dealing with?
A: We focus on producing a variety of technical ceramic parts, including metalized ceramics, ceramic pepper mechanism.
Jinghui Industry Limited is a leading manufacturer of technical ceramic products, we have been committing to development, production, sales and service of a variety of ceramic components more than 12 years since its establishment in 2008.
The facility focus on producing in alumina, zirconia, and steatite ceramic components, including metalized ceramics, ceramic grinders, thermostat ceramics, ceramic seals, ceramic wire guide, the ceramic insulator for spark plug and other plenty of electronic and industrial Ceramic Parts. They are mainly used in electronic appliances, equipment, and mechanical engineering, automotive industry, medical technology, new energy and environmental protection, aerospace and so on.
The enterprise acquired ISO9001: 2008 in 2009, all of us in Jinghui persist the policy [No quality, No development", and it helped us succeed in exporting to European, North America, Asia, South America and African more than 50 countries through all Jinghui people's effort, innovation, and initiative.
Many amazing solutions were to be supplied to our customers to reach their `toughest technical challenges. Our goal is to find a better and optimal solution for all our customers from technology, quality, cost control, and after-sales services, we are looking forward to cooperating with you to create a totally new business in your field.