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PVC identification tubing, also known as PVC marker tube, wire marker sleeve, printing tube, or numbered sleeve, is manufactured from high-quality flexible PVC material through an extrusion process. The tubing features a distinctive **plum-blossom internal tooth structure** on the inner wall .
This identification tubing is designed for use with electronic wire marker printers or computer-controlled printing systems to print identification numbers, letters, symbols, and other markings on cables and wires. It is widely used in electrical wiring, equipment maintenance, data centers, automation equipment installation, and other applications requiring wire and cable identification .
**คุณสมบัติที่สำคัญ**
คุณสมบัติ | คำอธิบาย
*Plum-blossom Internal Tooth Structure** | Inner wall features a unique toothed design (plum pattern) that adjusts to wire diameter variations, ensuring the marker stays firmly in place
Clear & Durable Printing** | Non-reflective surface with high-quality ink; printing is clear, full, and scratch-resistant; centered on the tube surface
*Oil & Aging Resistant** | Effective resistance to oil and other chemical substances; good aging resistance; no fading
*Good Flexibility** | Remains flexible even at low temperatures for easy installation
*ฉนวนไฟฟ้าที่ดีเยี่ยม** | Good insulation properties prevent electrical breakdown; ensures electrical safety
*Flame Retardant & Eco-friendly** | VW-1 flame rating; เป็นไปตามข้อกำหนด RoHS
*ช่วงอุณหภูมิกว้าง** | Operating temperature from -55℃ to +105℃
*Flexible Printing Content** | Supports Chinese, English, numbers, electrical symbols, special symbols; adjustable text height, direction, and spacing
*Multiple Cutting Methods** | Auto-half cut, solid line separation, dashed line separation available |
**ข้อมูลจำเพาะ**
พารามิเตอร์ | ค่าทั่วไป |
Operating Temperature | -55℃ to +105℃
Softening Point | ≥85℃
Density | ~1.4 g/cm³
ความต้านแรงดึง | ≥10.5 MPa
การยืดตัวที่จุดขาด | ≥350%
ความเป็นฉนวน | ≥20 KV/mm
ความต้านทานต่อปริมาตร | ≥10¹⁴ Ω·cm
คะแนนเปลวไฟ | โฟล์คสวาเก้น-1 / UL94
Oxygen Index | ≥40
Water Absorption (24H) | 0.1-0.4%
Color | สีขาว (standard), custom colors available
**Specifications by Wire Gauge**
| Wire Size (mm²) | Inner Diameter (มม) | Applicable Wire OD Range |
| 0.5mm² | ~1.5-2.0 | 1.5-1.8มม |
| 0.75mm² | ~2.0-2.2 | 2.0-2.3มม |
| 1.0mm² | ~2.5-2.6 | 2.5-2.8มม |
| 1.5mm² | ~3.0-3.2 | 2.7-3.3มม |
| 2.5mm² | ~3.5-3.6 | 3.2-3.8มม |
| 4.0mm² | ~4.0-4.5 | 3.7-4.5มม |
| 6.0mm² | ~5.0-5.2 | 4.3-5.5มม |
| 8.0/10.0mm² | ~6.0-8.0 | 6.0-8.8มม |
**Selection Tip**: Select the size matching the wire gauge – e.g., use 1.5mm² tubing for 1.5mm² wire .
**แอปพลิเคชัน**
PVC identification tubing is widely used across multiple industries :
| ฟิลด์แอปพลิเคชัน | การใช้งานเฉพาะ |
| **Electrical Wiring** | Identification of power and signal lines for easy maintenance |
| **Equipment Maintenance** | Internal wiring identification for efficient troubleshooting |
| **Data Centers** | Cable identification for servers, switches, and network equipment |
| **Automation Equipment** | Wiring identification for industrial robots, PLC control systems |
| **อุตสาหกรรมไฟฟ้า** | Secondary wiring identification in power distribution systems |
| **Home Appliance Repair** | Internal wiring management for appliances |
| **Building Electrical** | Wire identification in residential/commercial buildings |
| **การบินและอวกาศ** | Aircraft wiring identification |
| **โทรคมนาคม** | Internal cable identification in communication equipment |
| **Network Cabling** | Labeling for structured cabling systems |
**ข้อได้เปรียบที่สำคัญ**
**1. Plum-blossom Internal Tooth Structure – Non-Slip**
The internal tooth (plum pattern) structure adjusts to wire diameter variations, ensuring the marker stays firmly attached without sliding .
**2. Clear & Durable Printing**
Non-reflective surface with high-quality environmentally-friendly ink ensures clear, full printing centered on the tube. The print is oil-resistant, scratch-resistant, and does not fade .
**3. Flexible Printing Content**
Supports Chinese, English, numbers, electrical symbols, and special symbols in any combination. Adjustable text height (2/3/4/6มม), print direction (horizontal/vertical), character spacing, and line spacing .
**4. Multiple Cutting Methods**
Supports auto-half cut (cards connected for easy tear-off), solid line separation, and dashed line separation for convenient use .
**5. High-Quality PVC Material**
Made from high-quality flexible PVC material – oil resistant, aging resistant, weather resistant, remains flexible at low temperatures, flame retardant, and eco-friendly .
**6. Excellent Insulation Properties**
CUL 600V certified with dielectric strength >20KV/mm and volume resistivity >10¹⁴ Ω·cm – effectively prevents electrical breakdown .
**7. Environmentally Compliant**
เป็นไปตามข้อกำหนด RoHS; free from hazardous substances harmful to human health and the environment .
โครงสร้างฟันภายในดอกพลัม – กันลื่น
