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black porous ceramic fragrance release rod dia16 mm ceramic aroma stick good absorption car diffuser bar-0

Aroma Diffuser

Home >  Products >  Porous Ceramics >  Aroma Diffuser

Black Porous Ceramic Fragrance Release Rod Dia16 mm Ceramic Aroma Stick Good Absorption Car Diffuser Bar

Main Component:
Silicon Carbide (SiC, 70%–85%), compounded with alumina and ceramic binder to form stable porous framework.
Porosity:
40%–45% total porosity, 35%–40% open porosity, uniformly connected micropores for stable oil absorption and consistent fragrance release.
Pore Size:
1–10 μm pores, balanced capillary effect to avoid oil flooding and realize long-lasting aroma diffusion.
Thermal & Structural Performance:
Low thermal expansion, good thermal shock resistance, solid sintered body with strong anti-fracture performance.
Key Properties:
Extreme chemical stability, full pH (0–14) acid and alkali corrosion resistance, high mechanical strength, wear-resistant, pressure-resistant, non-toxic and pollution-free, reusable after regeneration
Processing Type:
Formed and high-temperature integrated sintered, customizable in shapes and sizes.
Core Application:
Ideal for home aromatherapy, car diffusers, fragrance ornaments and essential oil volatile accessories.

Introduction

                                                                                            Product Details                                                                                            

1. Product Overview

1.1 Stable Composite Material Composition

The porous silicon carbide aromatherapy stick adopts a scientific composite formula with silicon carbide (SiC) as the core raw material, with a reasonable content of 70%–85%. It is compounded with high-purity alumina and environmentally friendly ceramic binder phases, abandoning the ultra-high-purity industrial-grade SiC formula that is not suitable for daily fragrance volatilization. Through high-temperature integrated sintering technology, the material forms a stable and flexible porous ceramic framework. This optimized component ratio not only retains the excellent physical and chemical stability of silicon carbide materials but also adjusts the pore structure density to perfectly match the slow-release volatilization demand of essential oils, avoiding the problems of poor oil absorption and rapid fragrance volatilization caused by excessive SiC purity, and greatly improving the overall aroma diffusion effect and service stability of the product.

1.2 Uniform and Reasonable Porosity Structure

Different from dense ceramic products and ordinary porous diffuser sticks on the market, our silicon carbide aromatherapy stick is endowed with 40%–45% total porosity and 35%–40% open interconnected porosity through optimized batching and sintering process. The internal three-dimensional micropore structure is uniform, dense and unobstructed without blind holes or blocked pores. The unique capillary pore system can stably absorb and lock various water-based and oil-based essential oils, effectively avoiding the problems of rapid oil leakage, surface oil flooding and short fragrance duration of traditional cotton sticks, wood sticks and ordinary ceramic sticks. The stable pore structure ensures uniform and sustained aroma diffusion, realizing long-lasting and mild fragrance release without sudden strong odor or fragrance failure.

1.3 Excellent Environmental Adaptability

This silicon carbide aromatherapy ceramic stick inherits the excellent performance of industrial SiC materials, with outstanding temperature resistance, weather resistance and chemical stability. It can maintain stable physical structure and fragrance volatilization performance in conventional indoor and vehicle environments with a temperature range of -20°C to 120°C. The material features low thermal expansion coefficient and excellent thermal shock resistance, which will not deform, crack or loose pores due to seasonal temperature changes, vehicle high-temperature exposure or indoor air temperature fluctuation. In addition, it has good acid and alkali corrosion resistance, and will not chemically react with various plant essential oils, synthetic fragrances and aromatherapy solutions, effectively preventing material deterioration, odor mutation and pore blockage, and adapting to various complex daily aromatherapy use scenarios.

1.4 Safe and Eco-Friendly Material Properties

The whole product is sintered at ultra-high temperature with pure inorganic ceramic raw materials, featuring non-toxic, odorless, pollution-free and zero impurity precipitation. It does not contain formaldehyde, volatile organic compounds and harmful chemical components, and will not produce peculiar smell or harmful substances during long-term fragrance volatilization. Different from organic diffuser materials that are easy to mildew, deteriorate and breed bacteria, the silicon carbide ceramic framework has high structural stability and antibacterial and mildew-proof properties. It can effectively resist moisture and mold growth in humid environments, ensure clean and healthy fragrance volatilization process, and fully meet the safety standards of household, vehicle and indoor aromatherapy products.

1.5 Reusable and Durable Performance

Benefiting from high mechanical strength, wear resistance and pressure resistance of the integrated sintered structure, the aromatherapy stick has ultra-long service life and excellent reusable performance. The dense and firm overall structure is not easy to wear, break and deform in daily use. After long-term use, when the pores are adsorbed with residual essential oil sediment leading to reduced fragrance volatilization efficiency, it can be completely regenerated through simple cleaning methods such as warm water cleaning, ultrasonic cleaning and natural air drying. After cleaning, the pore structure and oil absorption volatilization performance can be fully restored, realizing circular and repeated use, which greatly reduces the replacement cost of aromatherapy accessories and is more environmentally friendly and economical than disposable diffuser sticks.

2. Core Application Scenarios

2.1 Household Indoor Aromatherapy

It is widely applicable to indoor fragrance placement scenarios such as living rooms, bedrooms, study rooms, bathrooms and cloakrooms. With uniform and slow fragrance release characteristics, it can continuously purify indoor air, cover peculiar smells such as formaldehyde residual odor, toilet odor and kitchen fume odor, and create a fresh, comfortable and layered indoor fragrance atmosphere. The safe and non-toxic material is friendly to families, children and pets, and can be used for a long time in closed indoor spaces without any health risks. It is compatible with lavender, rose, sandalwood, citrus and various plant essential oils, meeting diversified household fragrance and aromatherapy health needs.

2.2 Vehicle Aromatherapy Decoration

As a core accessory of vehicle aromatherapy diffusers, it is perfectly suitable for various car fragrance devices. The product has excellent high temperature resistance and anti-aging properties, and can stably work in high-temperature and closed car environments for a long time, without pore deformation, oil leakage and peculiar smell deterioration caused by vehicle sun exposure and temperature rise. It can effectively remove vehicle peculiar smells such as new car formaldehyde odor, leather odor and air conditioning odor, and maintain a fresh and lasting fragrance in the car. The customizable size and shape can adapt to various mainstream vehicle diffuser styles, realizing integrated functions of fragrance volatilization and interior decoration.

2.3 Commercial Space Fragrance Diffusion

It is applicable to fragrance diffusion and atmosphere creation in commercial spaces such as offices, coffee shops, hotels, beauty salons and exhibition halls. Relying on stable oil absorption and uniform volatilization performance, it can realize long-term and stable large-area fragrance diffusion, avoid frequent essential oil replacement and manual maintenance, and reduce the operating cost of commercial fragrance systems. The high-grade ceramic texture and diverse customized shapes can also be used as decorative ornaments to improve the overall grade and aesthetic feeling of commercial spaces, combining practicality and ornamental value.

2.4 DIY Aromatherapy and Gift Customization

With strong process plasticity and customizable specifications, the product supports personalized customization of various shapes, sizes and surface textures. It is widely used in DIY aromatherapy production, handicraft making and high-end gift customization. Customers can match different essential oils according to their preferences to create exclusive fragrance products. The durable, safe and high-texture ceramic material makes it an ideal choice for holiday gifts, corporate gifts and daily creative gifts, with both practical value and collection significance.

3. Product Process and Structural Advantages

3.1 Advanced Molding and Sintering Process

The porous silicon carbide aromatherapy stick adopts dry pressing integral molding and ultra-high temperature integral sintering process. After precise batching, uniform stirring, high-pressure molding and long-term high-temperature sintering, the product forms a highly stable integrated ceramic structure, avoiding the defects of loose structure and easy damage of glued and assembled products. The internal micropores are uniformly distributed and connected in three dimensions, with consistent oil absorption and volatilization performance of each part of the product. The mature industrial-level ceramic process ensures stable product quality, consistent batch performance and excellent product uniformity.

3.2 Scientific Fragrance Volatilization Principle

Different from traditional diffuser products that rely on simple surface volatilization, this SiC aromatherapy stick adopts capillary adsorption and uniform diffusion principle. After absorbing essential oil through the internal three-dimensional pore network, the essential oil is locked in the pore structure and slowly volatilizes outward through uniform micropores, realizing micro-quantity and continuous fragrance release. It avoids the defect of excessive instantaneous fragrance of traditional products, and can maintain mild and lasting fragrance for a long time. With the consumption of essential oil, the volatilization speed remains stable without sudden weakening of fragrance, ensuring a long-term comfortable aromatherapy experience.

4. Usage and Maintenance Precautions

To ensure the long-term stable service life and continuous excellent fragrance volatilization effect of the porous silicon carbide aromatherapy stick, standardized use and daily maintenance are required. During transportation and installation, handle it with care to avoid violent collision and falling, so as to prevent local cracking of the ceramic structure. In daily use, avoid long-term immersion in high-concentration chemical solvents to prevent pore contamination and blockage. Although the product has good temperature resistance, avoid placing it in extreme high-temperature open fire environment for a long time.
When the aromatherapy stick is used for a long time and the pore residual oil dirt causes the fragrance volatilization speed to slow down, it can be regenerated and cleaned. It is recommended to soak and clean it with warm water or neutral detergent, and remove residual essential oil sediments by ultrasonic cleaning. After thorough cleaning, place it in a ventilated environment to dry naturally. Do not bake it at high temperature violently. After complete drying, the product can restore the original oil absorption and fragrance volatilization performance, realizing long-term cyclic use.
Black Porous Ceramic Fragrance Release Rod Dia16 mm Ceramic Aroma Stick Good Absorption Car Diffuser BarBlack Porous Ceramic Fragrance Release Rod Dia16 mm Ceramic Aroma Stick Good Absorption Car Diffuser BarBlack Porous Ceramic Fragrance Release Rod Dia16 mm Ceramic Aroma Stick Good Absorption Car Diffuser BarBlack Porous Ceramic Fragrance Release Rod Dia16 mm Ceramic Aroma Stick Good Absorption Car Diffuser Bar
Technical Parameters Table

Item

Infiltration Cup

Plant Water

Absorbing Wick

Electrode Wick

Ceramic Wick

Aerator plate/tube

Scented Ceramic

Vacumm Ceramic Chunk

 

 

Porous Ceramic for water and gas treatment

 

 

 

 

 

 

White Alumina

ilicon Carbide

 

 

g/cm³)

Density

 

1.6-2.0

 

0.8-1.2

 

1.8-2.2

 

0.8-1.2

 

2.5-2.6

 

1.6-2.0

 

1.7-2.0

 

2.8-3.2

 

2.6-3.0

(%) Open Porosity

Rate

 

30-40

 

50-60

 

20-30

 

40-60

 

30-35

 

30-45

 

35-40

 

NA

 

NA

(%) Porosity Rate

 

40-50

 

60-75

 

25-40

 

60-75

 

35-36

 

40-50

 

40-45

 

30-40%

 

30-40%

(%)

Water

Absorption

 

25-40

 

40-70

 

10-28

 

40-70

 

20-23

 

25-40

 

25-35

 

NA

 

NA

( μmPore Size

1-5

1-3

1-3

1-3

1-3

1-5

1-10

2-50μm

20-80μm

                                                                                          Development History                                                                                    
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                                                                                        Patents and certification                                                                                  
We’ve obtained various global certifications including IATF16949, CE, EMC, LVD, RoHS, FDA, MSDS, ISO 9001, SGS and TUV. We also own eight registered trademarks and forty technical patents to support independent R&D.
Our proprietary core technologies run through all product lines: porous ceramics, industrial ceramic components, special glass, metallized ceramics, liquid absorption cotton, ozone generators and silicone goods. All products are manufactured in strict accordance with international quality standards, delivering reliable and high-performance solutions that have gained wide recognition and market trust worldwide.
patent.png
                                                                                               Package                                                                                                    
We adopt scientific and standardized packaging solutions tailored to product characteristics to effectively prevent collision, extrusion, dust and moisture damage. With mature global transportation system and strict shipment inspection procedures, we ensure all products remain intact and stable during long-distance delivery, providing customers with safe, efficient and reliable one-stop logistics service.
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                                                                                           Services                                                                                                         

Inquiry & Customization

We provide fast and accurate quotation response for all your inquiries. Flexible OEM & ODM customization solutions are available to meet your unique product design, packaging and branding requirements.

Order Quality Control

We keep clients updated with full production progress throughout the whole order cycle. Our QC team carries out strict comprehensive pre-shipment inspection to guarantee all goods comply with your quality standards before delivery.

Customs Document Support

We prepare a full set of standard export documents including commercial invoice, packing list, certificate of origin and other certification papers, to ensure smooth global customs clearance for shipments to all destinations worldwide.

One-Stop Logistics

Multiple shipping methods including sea freight, air freight and express delivery are offered to match your schedule and budget. We supply real-time cargo tracking service so you can monitor shipment status anytime.

Flexible Payment

We support a wide range of secure international payment terms such as T/T, L/C, Western Union and other mainstream cross-border settlement methods to reduce your cross-border transaction risks.

After-Sales Support

Our professional after-sales team offers timely technical and business support all year round. We maintain steady long-term stable supply capacity to fully back up your continuous market sales and project demands.

                                                                                               FAQ                                                                                                            

01

Question: Can you produce based on customers’ drawings or physical samples?

Answer: Absolutely yes. We accept technical drawings in all mainstream file formats as well as actual physical samples. Before formal production, our engineering team will provide a full professional DFM feasibility evaluation for your reference.

02 

Question: How long is the production lead time for custom orders?

Answer: Sample lead time: 3–7 working days. Custom mold lead time: 5–10 working days (we will confirm the cycle separately with you for complex molds). Mass production lead time: 7–20 working days, depending on product structure complexity and order quantity.

03 

Question: What’s your minimum order quantity for custom products?

Answer: We provide flexible MOQ solutions for all customized items. We will try our best to set a low minimum order volume to support your small-batch trial orders, meanwhile we can handle stable mass production to satisfy your long-term bulk demands.

04 

Question: What customization services can you provide?

Answer: We support comprehensive one-stop customization, including product size, shape, appearance, precision tolerance, surface treatment, hole grooving, bending, cutting and adjustable high-temperature resistant parameters. Custom engraved LOGO and exclusive customized packaging are also available as extra personalized options upon request.

05 

Question: Do you accept third-party inspection of finished products?

Answer: Yes, we fully cooperate with all mainstream authorized third-party testing institutions. Well-known organizations such as SGS, BV and other internationally recognized inspection bodies are all acceptable. We can supply complete official inspection reports and material certification documents as you require.

06 

Question: Can you customize raw material options for products?

Answer: Sure. We can select and match appropriate raw materials according to your application scenarios, working conditions and performance requirements, including alumina, zirconia, quartz, silicone and other special engineering materials, and adjust related performance parameters to meet your usage standards.

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