UV Light Stability Testing Machine with Dual 340nm & 420nm Wavelengths Accelerated Aging Precision Control

Product Description

The UV Light Stability Testing Machine with Dual 340nm & 420nm Wavelengths is a cutting-edge laboratory instrument designed to evaluate the photostability and durability of materials exposed to ultraviolet (UV) radiation. By simulating accelerated aging under controlled UV wavelengths, this system enables manufacturers to predict product lifespan, ensure compliance with global standards, and address Indias diverse climatic challenges. Ideal for industries such as coatings, plastics, textiles, and automotive, it combines spectral precision, modular flexibility, and robust performance.

Technical Specifications

1. UV Light Source & Wavelength Control

   • Dual Wavelength Output:

     • 340nm: Simulates UV-A radiation critical for outdoor material degradation studies (e.g., polymers, paints).

     • 420nm: Targets visible light exposure for colorfastness testing (e.g., dyes, textiles).

   • Adjustable Irradiance: 0.51.5 W/m @ 340nm and 420nm, calibrated to ISO 4892-3 and ASTM G154.

2. Environmental Controls

   • Temperature Range:

     • Ambient: 10C to 80C (1C accuracy).

     • Black Panel Temperature (BPT): 30C to 110C (1.5C).

   • Humidity Control: 10%95% RH (3% stability) with cyclic condensation for monsoon simulation.

3. Chamber Design

   • Sample Capacity: Benchtop (50L) to industrial (500L), accommodating samples up to 60cm x 60cm.

   • Material: Stainless steel interior with corrosion-resistant coatings, UV-filtered quartz windows.

   • Safety Features: Over-temperature shutdown, leakage sensors, and emergency stop.

4. Automation & Data Management

   • Programmable Profiles: Pre-set cycles for accelerated aging, UV/condensation, or custom wavelength prioritization.

   • Touchscreen Interface: Real-time monitoring of UV intensity, temperature, and humidity.

   • Data Export: Generate compliance reports (CSV/PDF) with spectral graphs and timestamps.

Key Applications

1. Coatings & Paints:

   • Test UV-A (340nm) induced fading and UV-B resistance in automotive and architectural coatings.

2. Textiles & Dyes:

   • Assess colorfastness under 420nm visible light and 340nm UV-A exposure.

3. Plastics & Polymers:

   • Evaluate yellowing, cracking, and mechanical strength loss in polycarbonate, PVC, and ABS.

4. Packaging Materials:

   • Validate UV stability of labels, adhesives, and films under dual-wavelength stress.

5. Automotive Interiors:

   • Simulate dashboard and upholstery degradation under prolonged sunlight exposure.

Compliance & Certifications

• International Standards: ASTM G154, ISO 4892-3, ICH Q1B (pharmaceuticals).

• Indian Standards: BIS-compatible protocols, IS 16046 (solar materials).

• Certifications: CE, RoHS, ISO 9001:2015.

Advantages for Indian Industries

1. Dual-Wavelength Precision:

   • Simultaneously test UV-A (340nm) degradation and visible light (420nm) impacts, critical for Indias high solar radiation regions (e.g., Rajasthan, Gujarat).

2. Energy Efficiency:

   • LED-based UV arrays reduce power consumption by 35% compared to traditional fluorescent systems.

3. Localized Support:

   • Service hubs in Mumbai, Delhi, and Chennai provide installation, calibration, and NABL-accredited maintenance.

4. Scalability:

   • Modular add-ons for humidity-freeze cycles, ozone exposure, or IoT-enabled remote monitoring.

FAQs (UV Light Stability Testing Machine)

Q1: Why use dual 340nm and 420nm wavelengths?
A: 340nm targets UV-A for material degradation, while 420nm evaluates visible light effects on colorsessential for comprehensive photostability testing.

Q2: Can this machine simulate monsoon humidity?
A: Yesprogrammable humidity (up to 95% RH) and condensation cycles replicate monsoon conditions.

Q3: How often should UV lamps be replaced?
A: Every 1,5002,000 hours; local distributors stock replacement kits for minimal downtime.

Q4: Is the machine compatible with Indian voltage standards?
A: Yesconfigured for 230V/50Hz with surge protection for unstable power grids.

Q5: Does it support BIS certification?
A: Custom profiles align with BIS and IS 16046 standards for local compliance.