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**Product Specifications:**
- **Model No.:** JY-DH-I
- **Style:** Sealing Strip
- **Shape (for Gasket):** Ring Gasket
- **Function:** Fixed Sealing
- **Application:** Equipment Seal
- **Trademark:** Junyue
- **Specification:** Standard
- **Origin:** China
- **HS Code:** 83099000
**Key Features:**
1. Security Padlock Seal – DH-I model
2. Self-locking design, easy to apply
3. Can only be removed using bolt cutters
4. One-time use product, cannot be opened once locked
**Applications:**
- Widely used in banking, aviation, express delivery, and transportation industries
- Ideal for sealing postal parcels, boxes, bags, and other containers
- Suitable for securing bags, oil tanks, and industrial containers
**Our Services:**
- Small orders are welcome
- Fast shipping available
- Factory visits can be arranged
- Free samples provided upon request
**Detailed Product Information:**
| **Category** | **Details** |
|----------------------|-----------------------------------------------------------------------------|
| **Model** | Padlock Seal (DH-I) |
| **Certification** | SGS, ISO |
| **Material** | Lock: ABS; Wire: Galvanized Steel |
| **Tensile Strength** | 1961N |
| **Wire Diameter** | 4mm |
| **Lock Dimensions** | 30 x 16.5 x 10 mm |
| **Removal Method** | Requires bolt cutters |
| **Printing Options** | Laser or hot stamp custom logo, company name, and sequential numbers |
| **Barcodes** | Available as an option |
| **Standard Colors** | Green, Red, Blue, Yellow, White, Orange (Anodized finish) |
| **Other Colors** | Available upon request |
| **Packaging** | Standard packaging: 1000 pcs per carton |
| **Carton Dimensions**| 49 x 22 x 33 cm |
| **Weight** | Gross Weight: 25 kg; Net Weight: 24 kg |
| **Delivery Time** | Customized according to customer requirements |
| **Sample Time** | 2–3 working days after order confirmation |
This padlock seal is designed for secure and reliable use in various industries. It ensures that once sealed, it cannot be opened without cutting, making it ideal for applications where tampering must be prevented. The customizable options, including color and printing, make it a versatile solution for businesses looking for branded security solutions. We offer flexible packaging, fast delivery, and support for small orders, ensuring a smooth and efficient purchasing experience.
Induction melting system is a non-contact metal melting technology based on the principle of electromagnetic induction. It generates eddy currents in the metal raw materials in a closed container through high-frequency or medium frequency current, and heats them until the metal is melted. It is commonly used for the melting and refining of steel, non-ferrous metals and alloys. This process has become one of the important means of modern metal smelting due to its high efficiency, cleanliness, and controllability.
working principle
The key to an induction melting system lies in the induction coil, which forms a strong alternating magnetic field around the coil when high-frequency or medium frequency alternating current passes through it. Conductive metal raw materials placed in a magnetic field generate eddy currents due to electromagnetic induction effects, which generate heat through resistance and ultimately heat the metal to its melting point. Due to the self stirring effect formed by the metal melt pool itself, the melting process is uniform and efficient.
component
Induction coil: generates an alternating magnetic field to heat metal.
High frequency/medium frequency power supply: Supply the required AC power.
Cooling system: Keep the coil temperature moderate to prevent overheating.
Control system: Adjust power output and monitor the melting process.
Melting crucible: accommodates and holds the metal to be melted.
Key advantages
Efficient melting: rapid heating, high energy conversion efficiency.
Uniform melting: The stirring effect naturally formed in the molten pool results in uniform composition.
Clean and environmentally friendly: Closed systems reduce pollutant emissions.
Energy saving and consumption reduction: saves energy compared to traditional methods.
High degree of automation: easy to achieve continuous production and reduce labor demand.
application area
Induction melting systems are widely used in metal processing and manufacturing industries
Steel industry: producing various types of steel and steel grades.
Nonferrous metals: melting of aluminum, copper, zinc, etc.
Precision casting: Preparation of high-quality alloys.
Gemstone processing: melting and refining of gold and silver.
Scientific research: Preparation of metal samples in the laboratory.
Development Trend svacuum induction melting
With the innovation of materials science and power electronics technology, induction melting systems are moving towards intelligence and greenness. Using a higher frequency power supply to improve melting rate and purity; Through data collection and analysis, achieve optimized control of the smelting process; Develop environmentally friendly fluxes and high-temperature resistant materials to further reduce energy consumption and environmental impact. At the same time, induction melting equipment is also developing towards modularity and miniaturization to meet the needs of more segmented markets.
Vacuum induction melting, melting gold, medium frequency melting, induction melting, melting furnace,
Ningbo Dedao Electronic Technology Co., Ltd , https://www.nbdedao.com