UV Test Chamber

LIB uv test chamber is an environmental simulation chamber that carries out UV light accelerated weathering tests on materials.

Irradiation Source:Fluorescent UV lamps (8) - 40 W

Temperature Range:Ambient ~ 90 ℃ ±2℃

Bandwidth:290 ~ 400nm

Compliant Standards: ASTM G154, ASTM D4329, ISO 4892-3, SAE J2020, EN 927
Specimen Capacity:56 Pieces

Black Panel Temperature (BPT): 35 ~ 80 ℃

Humidity Range:≥95% RH
Product Description

UV Test Chamber: Accelerated Weathering Testing Equipment for Materials Durability

It is not possible to wait years for natural weathering when evaluating materials for long-term outdoor use. LIB industry UV Test Chamber can help with that. The damaging impacts of sunshine, moisture, and temperature that cause your products to fade, break, or lose strength are replicated by this specialist environmental simulation equipment. You can quickly obtain accurate durability data by compressing weeks of accelerated aging into controlled test cycles. This can help you meet warranty obligations, validate material selections, and prevent expensive field failures before they occur.

Technical Specifications

Item

Specification

Model

UV-SI-260

Internal Size

450 × 1170 × 500 mm

External Size

610 × 1330 × 1470 mm

Specimen Capacity

56 pcs (75 × 150 mm)

UV Source

8 × 40W fluorescent UV lamps

Temperature Range

Ambient to 90°C ±2°C

Black Panel Temp.

35–80°C

Humidity

≥95% RH

Wavelength

290–400 nm

Irradiance

0.3–20 W/m²

Spray Cycle

1–9999 h 59 min

Lamp Distance

50 mm

Controller

LCD touch screen + Ethernet

Water Supply

Automatic + purification system

Safety System

Over-temp / over-current / water shortage / leakage / phase protection

Material

SUS304 inner / coated steel outer

Product Details

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Irradiation Source

UVA 340 nm and UVB 313 nm fluorescent UV lamps are available. The chamber is equipped with total of 8 lamps, each 40W.

Controller

PID programmable color touch screen controller

Can create120 programs 100 segment.

Water Spray

Water spray pipe is equipped with nozzles

Simulates the outdoor moisture to the material

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Why Choose LIB Industry UV Test Chamber?

1. Long-Life UV Lamps, Fast Replacement
High-quality UV lamps provide up to 5,000 hours of service life. The front-access design allows quick lamp replacement in minutes without disassembling the chamber, reducing maintenance time and minimizing downtime.

2. Flexible Specimen Holders
Standard racks accommodate 48 flat specimens (75 × 150 mm), while customized holders are available for 3D and irregular-shaped samples, making the chamber suitable for automotive, plastics, coatings, textiles, and more.

3. Closed-Loop Irradiance Control
The Solar Eye® irradiance control system continuously monitors and automatically adjusts UV intensity to compensate for lamp aging, ensuring stable irradiance and highly repeatable test results throughout the lamp's service life.

4. Pre-Programmed Test Standards
Built-in test methods such as ASTM G154 simplify operation. Select the required cycle, and the chamber automatically applies the correct UV exposure, condensation, and temperature settings for fast, standardized testing.

5. UVA-340 & UVB-313 Lamp Options
Choose UVA-340 to simulate natural sunlight or UVB-313 for accelerated weathering. Multiple lamp options allow the chamber to meet different material testing requirements and international standards.

Proven Global Service Network

With service centers in Malaysia, Canada, the United Kingdom, and the United States, plus 29 agents worldwide, you're never alone. Every chamber includes a 3-year warranty with lifetime support. If we can't repair your equipment during warranty, we replace it—no arguments, no delays.

Frequently Asked Questions

Q: Should I use UVA-340 or UVB-313 lamps?

A: UVA-340 provides the best correlation with real sunlight for R&D. UVB-313 accelerates aging faster for quality control but may cause unrealistic failures.

Q: What's the difference between condensation and spray cycles?

A: Condensation simulates dew penetration into materials. Spray adds mechanical erosion and thermal shock similar to rainstorms.

Q: What water quality do I need?

A: Use distilled or deionized water with conductivity below 5 µS/cm. Tap water leaves deposits that distort test results.

Q: How often do lamps need replacement?

A: Typically every 4,000-5,000 hours, or when the control system can no longer maintain your irradiance setpoint.

Q: Can I convert test hours to outdoor years?

A: There's no universal formula, but chambers excel at rank-order correlation—accurately predicting which formulations will outlast others.