DTF1345 Ceramifiable Composite (customizable)


DTF1345 is an insulating adhesive material composed of special glass fiber as the base material, coated with high-strength organic silicone via a special process, and laminated with single-sided adhesive tape.It features high adhesive strength and good tensile strength. Compared with other insulating adhesive materials, DTF1345 boasts excellent conformability and aging resistance, and can be used for bundling, insulation and shielding of transformers, motor coils, and positive and negative electrodes of power batteries.

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Flame Retardant Materials

Ceramifiable Composite

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Product Description


Flame-retardant ceramic tape is a specialized adhesive tape that can undergo ceramicization at high temperatures to form a hard protective layer while maintaining excellent flame-retardant and insulating properties. Typically, flame-retardant ceramic tape is based on ceramizing silicone rubber and reinforced with reinforcing materials such as glass fiber cloth. At room temperature, it is soft and flexible, making it easy to wrap and cover during installation. Once exposed to high temperatures or open flames—usually above 350°C—the organic components rapidly decompose, leaving behind inorganic fillers (such as silicates) that sinter into a hard, dense, ceramic-like protective shell. 
Product Applications 
Ideal for new energy vehicles, power and energy storage, aerospace, rail transit, architecture and industry sectors.
Product Features 
  • High bond strength
  • Excellent moisture, heat and high-temperature resistance
  • Excellent insulation performance
  • Good flexibility, high tensile strength
Technical Parameters 
Process usage 
1. Before installation, ensure that the surface to be bonded is clean, dry, and free of oil, grease, and dust. This will help enhance the adhesion of the ceramic tape and ensure that it sticks firmly to the object being wrapped. 
2. When installing, choose an appropriate starting point to ensure that the ceramic tape adheres smoothly and evenly to the object being wrapped. 
3. Stretch and Apply: Starting from the initial point, slowly stretch and apply the ceramic tape along the surface of the object being wrapped. During the stretching process, maintain appropriate tension to prevent the tape from becoming loose or overly stretched. 
Storage conditions/ Shelf life/ Transportation 
  • Storage environment: Temperature 5–35℃, humidity 0–65%.
  • Shelf life: 12 months;
  • Transportation: This product is environmentally friendly and healthy, and should be transported as non-hazardous goods.
 
Key factors for selecting flame-retardant ceramic tape 
To select a suitable flame-retardant ceramic tape, it’s essential to take into account the following factors comprehensively, ensuring that it can deliver excellent protective performance and long-term reliability in specific applications. 
1. Temperature Resistance and Fireproof Performance (Core Indicators) ​​  
  • Ceramicization Initiation Temperature and Effect: Understand the temperature at which the tape begins to undergo ceramicization and the fire-resistance limit after complete ceramicization (for example, whether it can withstand flame erosion at 1000℃ or higher). This directly determines its protective performance in the event of a fire.
  • Flame-retardant rating: UL94 V-0 is one of the widely recognized high flame-retardant ratings and serves as an entry threshold for many application fields.
2. Electrical Performance 
  • Insulating performance: The volume resistivity and dielectric strength under normal conditions, as well as the retention rate of insulating performance after exposure to high temperatures or flame combustion, are critical. These factors directly determine whether short circuits can be avoided in the event of a fire, thereby ensuring the continuity and stability of electrical systems.
  • Mechanical and Construction Performance: Flexibility and Tensile Strength—The tape must possess sufficient flexibility to facilitate wrapping and encasing objects of various shapes (such as wire harnesses and irregular components). At the same time, it needs to have adequate tensile strength and tear resistance to ensure that it does not easily get damaged during construction and can withstand certain mechanical stresses.
  • Thickness and Size: Select the appropriate tape thickness and width based on the dimensions of the protected object and the required level of protection.
  • Adhesiveness: Many flame-retardant ceramic tapes come with pressure-sensitive adhesives, so it’s important to consider their initial tack and holding power to ensure they can adhere firmly to various substrate surfaces (such as metals, plastics, and cable jackets) without peeling off.
3. Environmental Tolerance 
  • Chemical Corrosion Resistance: In certain industrial environments—such as chemical plants or automotive interiors—adhesive tapes may need to withstand the corrosive effects of chemicals like oils, coolants, and solvents.
  • Environmental protection: Particularly in aerospace, rail transit, and indoor spaces with high population density, the smoke density and toxicity generated by material combustion during a fire are critical evaluation criteria. Halogen-free products should be selected.
  • Weather resistance: When used outdoors or in environments with significant temperature fluctuations, it is necessary to consider its aging performance in terms of resistance to ultraviolet radiation, ozone, and cyclic exposure to high and low temperatures.
4. Certification and Compliance 
  • Depending on the industry and application area, verify whether the product has obtained the necessary industry certifications, such as UL certification, RoHS, and REACH.
  • In the automotive sector, it may be necessary to ensure compliance with relevant automotive standards; in the rail transit sector, attention should be paid to fire safety standards such as EN 45545.
Usage Tips and Precautions  
  • Surface Preparation: Before construction, ensure that the surface to be bonded is clean, dry, free of oil and grease, and free of dust to guarantee optimal adhesion.
  • Construction method: Typically, wire harnesses are wrapped using a half-lap winding method (overlapping 50% of the tape width) to ensure complete coverage with no omissions.
  • Environmental conditions: Pay attention to the temperature and humidity of the construction environment, as these factors may affect the adhesion performance and curing (if chemical reaction-based curing is involved) of certain tapes.

Production Workshop


Production Workshop
Production Workshop
Production Workshop
Production Workshop
Production Workshop
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Workshop 1
Production Workshop

Laboratory


Rapid Temperature Change Test Chamber

Rapid Temperature Change Test Chamber

High-Temperature Testing Machine (500°C)

High-Temperature Testing Machine (500°C)

Programmable Constant Temperature and Humidity Test Chamber

Programmable Constant Temperature and Humidity Test Chamber

High-and-Low Temperature Cyclic Humidity and Heat Test Chamber

High-and-Low Temperature Cyclic Humidity and Heat Test Chamber

Particle Size Analyzer

Particle Size Analyzer

High-Speed 3D Mixer

High-Speed 3D Mixer

Planetary Mixer

Planetary Mixer

Ruiling Thermal Conductivity Tester

Ruiling Thermal Conductivity Tester

About Dingtai


Guangdong Dingtai New Material Technology Co., Ltd. is a technology-driven enterprise dedicated to the research, development, production, sales, and service of thermal management materials, adhesives, flame-retardant insulating materials, and desiccant/deoxygenation products. Located in Dongguan, China—known as the "World's Factory"—the company has also established the Dingtai Vietnam Factory in Bac Ninh Province, Vietnam. The company has successfully obtained several internationally recognized certifications, including ISO9001, ISO14001, IATF16949, ISO45001, and the 3A Measurement MMS System Certificate, while also securing multiple patent approvals. Backed by a team of highly skilled R&D professionals with robust technical expertise and extensive industry experience, Dingtai maintains ongoing collaboration with leading experts and technical pioneers in the field of polymer materials, ensuring its commitment to cutting-edge innovation and forward-thinking solutions.

The company's products are widely used across a diverse range of industries, including the computer industry, power semiconductors, home appliances, smart home solutions, power supplies, electric vehicle charging stations, optical modules, security systems, servers and inverters, set-top boxes, switches and routers, automotive electronics, and new energy sectors.

Currently, our company's products have been exported to numerous regions and are widely used in markets across South Korea, Europe and America, as well as domestically. Our product quality and services have consistently earned customers' recognition and positive feedback.

People-oriented and driven by technological innovation, we are always committed to continuous advancement, developing new technologies and products.
In the future, Dingtai will continue to invest in technological innovation, striving to become a globally and domestically recognized supplier of thermal management and drying materials—while consistently delivering thoughtful, tailored design solutions to our customers.

2019

Founded in 2019

300

The company's current employees

25 +

Sales in 25+ regions

1000 +

Serving over 1,000 customers domestically and internationally

2200

Production workshop area, ensuring ample capacity

Patent Certificate


A thermally conductive gel filling device
A vacuum defoaming device for the production and processing of thermally conductive silicone gaskets
A thermally conductive gel-coating voltage-stabilizing device
A thermal conductive gel feeding device
A cutting device for producing thermally conductive shims
A quantitative device for a thermally conductive silicone gel dispensing system

Certificate of Honor


Interter (Tianxiang Group) Supplier Certificate
High-Tech Enterprise Certificate
Credit Enterprise
Specialized, Specialized, and Innovative Small and Medium-sized Enterprises

Product Applications


Q

Precautions for Using Thermal Conductive Materials


A
When using thermal materials, please note the following: - **Material selection**: Choose the appropriate type based on the application scenario (e.g., thermal grease, silicone sheets), paying attention to parameters such as thermal conductivity and temperature resistance range. - **Pre-application preparation**: Thoroughly clean the contact surfaces beforehand to ensure they are free of oil, dirt, and dust. - **Application process**: Follow proper procedures—apply thermal grease evenly, trim silicone sheets to the right size, and carefully control the amount and pressure used to prevent overflow. - **Usage and maintenance**: Regularly inspect and maintain the materials. Replace thermal grease every 1–2 years and silicone sheets every 3–5 years. Additionally, take necessary safety precautions: wear protective eyewear and gloves, ensure adequate ventilation in the work area, keep away from ignition sources, and dispose of waste materials according to regulations.

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