The higher the insulation level, the higher the temperature resistance of the insulation coating. The new application of high-temperature resistant insulation coating on intermediate frequency furnace coils can be applied to various inorganic materials, cured at room temperature for more than 24 hours. High temperature resistant insulation coatings have a high volume resistivity greater than 10 ^ 16 ohms at room temperature. High dielectric strength (breakdown strength), greater than 30KV/m. Zhisheng Weihua high-temperature resistant insulation coating has good chemical stability, aging resistance, corrosion resistance, and oxidation resistance. No flash point, ignition point, high hardness, hardness greater than 7H. Heat resistant to 1800 ℃, can work for a long time under open flame.

ZS-1091 High Temperature Insulation Coating 600 ℃ Product Introduction and Advantages of Medium Frequency Furnace Coil Application

1、 Product Introduction

1. Product Overview

• Product ModelZS-1091 High Temperature Insulation Coating 600 ℃

• R&D enterpriseBeijing Zhisheng Weihua Chemical Co., Ltd. (after three years of research and development)

• Product TypeSolvent based high-temperature resistant insulation coating (also available in 600-1800 ℃ water-soluble models)

• Exterior color: Light green

2. Core components

• Film-forming substanceInorganic aluminosilicate as the core, using inorganic organic modified chelation grafting technology

• Key fillersSelected high-quality mica sheets, nano silicon nitride, aluminum oxide, etc

• featureForming a dense ceramic coating that combines the advantages of high temperature resistance of inorganic materials and toughness of organic materials

2、 Technical parameters and performance characteristics

1. Main technical parameters

2. Product advantages and characteristics（New application of high temperature resistant insulation coating on intermediate frequency furnace coils）

• 600 ℃ long-term operation without deformation or softening, far exceeding ordinary insulation materials

• Maintain excellent insulation performance at high temperatures to ensure equipment safety

• Dense coating structure blocks electron permeation and tunneling effect

• Effectively prevent arc discharge and corona phenomenon, and avoid short circuit faults

• High hardness and wear resistance, resistant to vibration and impact of medium frequency furnace

• Resistant to mechanical and thermal impacts, suitable for harsh working conditions

• Moisture proof, oil proof, acid and alkali corrosion resistant, antioxidant

• Resist metal dust erosion and extend maintenance cycle

3、 Advantages of application on intermediate frequency furnace coils（New application of high temperature resistant insulation coating on intermediate frequency furnace coils）

1. Solve the core pain points of the intermediate frequency furnace coil

• The working temperature of the intermediate frequency furnace coil can reach 180-300 ℃, and ordinary insulation materials are prone to aging and failure

• ZS-1091 maintains stable insulation performance at 600 ℃, providing reliable protection

• Dense ceramic coating effectively shields electromagnetic radiation and reduces energy loss

• Prevent partial discharge between coils and improve equipment stability

• Thermal shock resistance solves the problem of thermal expansion, contraction, and cracking caused by frequent start stop of coils

• Resistant to mechanical vibration, reducing insulation layer detachment caused by long-term vibration

2. Detailed explanation of specific advantages of the application

• Eliminate the risk of arc discharge and breakdown, and prevent electric leakage accidents

• No flash point or ignition point, even if damaged at high temperatures, it will not burn, and the residue is harmless ceramics

• High thermal conductivity accelerates heat dissipation, reduces coil temperature, and improves energy conversion efficiency

• Reduce maintenance downtime and improve equipment utilization

• Reduce the frequency of coil replacement, lower spare parts and labor costs

• One application, long-term effectiveness (service life can reach 3-5 years)

• Adapt to various working conditions and reduce special protection requirements in different environments

4、 Key points of construction technology

Painting steps:

1. surface treatment：

1. Polish and roughen the surface of the coil, clean oil stains and oxides

2. Ensure the surface is dry, rust free, and improve adhesion

2. Paint preparation：

1. Mix the coating and curing agent in proportion, mechanically stir evenly

2. Let it stand and mature for 10-15 minutes

3. Painting operation：

1. Adopting multi-layer thin coating method, each layer has a thickness of about 0.1mm

2. After drying for 2 hours, apply another layer with a total thickness of ≥ 0.3mm

3. Spray coating, brush coating or dip coating can be used to ensure uniform coating

4. solidify：

1. Curing at room temperature for 3-6 days, or heating at 60-80 ℃ for 1-2 days

2. Excellent performance after curing

5、 Application Cases and Effects

• Original problem: The insulation of the coil ages frequently and needs to be shut down for maintenance every month, which affects production

• Solution: Apply ZS-1091 insulation coating

• Effect: Normal operation for 18 months, maintenance cycle extended by 6 times, energy consumption reduced by about 5%

• Challenge: High humidity environment leads to decreased coil insulation and frequent short circuits

• Application: ZS-1091 moisture-proof coating

• Result: Solve the problem of moisture, ensure continuous and stable operation of the equipment, and increase its lifespan by three times

VI. Summary