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5W UV Laser Marking Machine
5W UV Laser Marking Machine WZ-102 for Sapphire IC Grains Glass

The WZ-102 is a 5W UV laser marking machine for precise, non-contact marking on sapphire, IC grains and glass. Air-cooled, with a marking speed of up to 7,000mm/s and ±0.003mm repeatability, it delivers reliable, high-contrast marking for electronics manufacturing.
Product Overview
The WZ-102 (5W configuration) is a compact UV laser marking machine designed for the demanding materials of modern electronics manufacturing — sapphire, IC grains/chips and glass. Its air-cooled laser source, fine spot and stable repeatability make it suitable for serial numbers, logos, date codes and identification marks on components where precision and surface integrity matter. The machine is supplied factory-direct by Wenzhan, with flexible power options (1W-8W) available across the WZ-102 series to match different materials and throughput levels.

What is this UV laser marking machine?
It is a stand-alone, air-cooled laser marking machine for fine, non-contact marking on sapphire, IC grains and glass, with optional integration into electronics production lines.
Key Features
1. High-Precision Marking — repeatability of ±0.003mm ensures consistent, batch-to-batch quality for precision components.
2. High-Speed Production — marking speed up to 7,000mm/s keeps pace with demanding production schedules.
3. Air-Cooled Laser Source — no external chiller required, reducing operating costs and maintenance.
4. Non-Contact Processing — laser marking applies no mechanical force, protecting fragile sapphire and glass workpieces from deformation or cracking.
5. Flexible Power Options — available in 1W / 3W / 5W / 7W / 8W configurations (this listing: 5W) to match your material and throughput requirements.
6. Wide Parameter Range — laser repetition rate 8K-15KHz for adaptable marking quality across different materials.
7. Reliable Core Components — laser power supply, air cooling system, field lens and mirrors ensure stable, long-term operation.
8. Compact Integrated Design — machine dimensions 950×750×1450mm with user-friendly software for quick setup of text, logos, serial numbers and date codes.

Technical Specifications
Model: WZ-102
Laser wavelength: 1064nm
Laser power: 5W (WZ-102 series available: 1W / 3W / 5W / 7W / 8W)
Marking speed: ≤7,000mm/s
Laser repetition rate: 8K-15KHz
Spot diameter: 3mm
Laser repeatability: ±0.003mm
Cooling system: Air-cooling
Total machine power: 850W
Machine dimensions: 950×750×1450mm
Weight: Approx. 180kg
Single package size: 145×105×175cm
Core components: Laser power supply, air cooling system, field lens, mirrors
Delivery: By UPS, DHL, FedEx, or as per your order
Line Integration
The WZ-102 can be used as a stand-alone marking station next to your production area, or positioned within an electronics manufacturing line for serial number, date code and identification marking on components such as IC grains, sapphire parts and glass elements. For automated setups, the machine can be combined with custom fixtures or handling equipment — contact our engineers to discuss your line layout and the integration support available.

Customization Options
- Laser power: the WZ-102 series is available in 1W, 3W, 5W, 7W and 8W configurations. This listing is the 5W unit; tell us your material and throughput and we will recommend the right power.
- Marking content: software supports text, logos, serial numbers and date codes, with quick job setup for production use.
- Fixtures and automation: custom work-holding, tooling or line-integration setups can be discussed with our engineers according to your workpiece and layout.
- OEM/ODM: supported — machine configuration and marking solutions can be aligned with your brand and application requirements.
Applications
- Sapphire: wafer and crystal component identification with clean, chip-free marking.
- IC grains / chips: serial numbers, logos and date codes on packaged and precision component surfaces.
- Glass: permanent, high-clarity marking on glass substrates, covers and components.
- Other precision parts: fine non-contact marking where mechanical stress must be avoided.

Why Choose WEN ZHAN?
- Over 20 years of experience in the SMT industry.
- SMT equipment and spare parts supplier with laser marking machine lines.
- Customization and OEM/ODM support.
- Production line integration support.
- Technical support and after-sales service for installation, operation and troubleshooting.
- International delivery with secure packaging.
- Factory-direct supply from Shenzhen Wenzhan Electronic Technology Co., Ltd.
FAQ
Q1: What materials can the WZ-102 laser marking machine mark?
A: Sapphire (wafers and crystal components), IC grains/chips, glass substrates and covers, and other precision parts that require fine, non-contact marking.
Q2: What laser power does this model use? Are other powers available?
A: This listing is a 5W unit. The WZ-102 series is available in 1W, 3W, 5W, 7W and 8W configurations to match different materials and throughput requirements.
Q3: What is the marking speed and repeatability?
A: Marking speed up to 7,000mm/s and repeatability of ±0.003mm.
Q4: How is the laser cooled?
A: Air-cooled — no external chiller is required.
Q5: Can it mark serial numbers, logos and date codes?
A: Yes. The included software supports text, logos, serial numbers and date codes.
Q6: What are the repetition rate and spot size?
A: Laser repetition rate 8K-15KHz; spot diameter 3mm.
Q7: What are the machine dimensions and weight?
A: 950×750×1450mm, approx. 180kg; single package size 145×105×175cm.
Q8: Can the machine be customized for our production line?
A: Power configuration and marking content are customizable. Custom fixtures or line-integration setups can be discussed with our engineers based on your workpiece and layout.
Q9: Which machine should I choose — UV, fiber or CO2?
A: It depends on your material. This UV model suits sapphire, IC grains and glass. Our fiber laser machines suit metal and industrial parts, while our CO2 model suits gift, textile and packaging-type materials. Send us a sample for a recommendation.
Q10: What information is needed for a quotation?
A: Workpiece material and size, marking area and content, expected daily output, preferred power, quantity and destination. We will come back with the right configuration and price.