Test Tube Ovens

EB 11-II – Test Tube Oven for Standards-Compliant Aging Tests

The EB 11-II is a precision test tube oven, specifically developed for thermal aging tests according to ASTM D865. It is also suitable for fluid immersion testing as per ASTM D471 and ISO 1817, enabling evaluation of material behavior in contact with various liquids.

1. Key Features & Equipment

✅ Capacity for 24 test tubes – high throughput in a compact format
✅ Stable temperature control – uniform heat distribution ensures reproducible results
✅ Versatile applications – suitable for air aging and fluid testing
✅ Complete delivery – includes all required glass tubes
✅ Optional water cooling (EB 11.04) – available for temperature-sensitive applications

2. Standards & Test Methods

The EB 11-II complies with the following international standards:

✅ ASTM D865 – air oven aging using test tubes
✅ ASTM D471 & ISO 1817 – resistance to liquids and fluid immersion testing

3. Optimized for Laboratory & Research Use

The EB 11-II is ideal for:

✅ Material research, development labs, and quality assurance
✅ Standards-compliant aging tests with high repeatability
✅ Laboratories requiring flexible testing in both air and liquid media

With the EB 11-II test tube oven, you get a reliable and versatile solution for both thermal and fluid-based aging tests of various materials.

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Specifications:

Standards:

The furnace fulfils the equipment requirements of ASTM D865, ASTM D471 and ISO 1817

Temperature range:

+40 °C to +200 °C

Accessories supplied:

24 glass tubes for ageing - EB 11.01
24 glass tubes for ASTM D865 - EB 11.02.3 (incl. corks: 1 piece EB 11.02.2 and 23 pieces EB 11.02.1))
24 glass tubes for ASTM D471 - EB 11.02.6 (incl. corks: 1 piece EB 11.02.5 and 23 pieces EB 11.02.4))
50 ceramic beads - EB 11.03
Stylus pen for the touchscreen of the instrument
Accredited calibration incl. certificate
Manual in English

Important Specifications:

Temperature fluctuation over time ± 0.5 °C
Temperature fluctuation in the room ± 0.5 %
Temperature indicator with sensor in a test tube
Temperature controller with 0.1 °C setpoint (PLC)
Adjustable upper and lower temperature limits with alarm (PLC)
Fixed overtemperature protection
Control via a micro PLC with colour touchscreen
Test names can be specified in the PLC
Improved insulation reduces energy consumption, environmental impact and costs
Cooling channels in the housing for low surface temperature
Power failure indication (PLC)
Runtime meter (SPS)
Countdown timer (PLC)
Alarm history (SPS)

EB 28HT – High-Temperature Test Tube Oven for Standardized Aging Tests

The EB 28HT is a specialized test tube oven designed for thermal aging tests according to ASTM D865. It is also perfectly suited for fluid resistance testing under ASTM D471 and ISO 1817, enabling material evaluation under various media – even at elevated temperatures.

1. Key Features & Equipment

✅ 4 separate cells, each with 6 test tubes – for efficient parallel testing
✅ 4 individually controlled temperature zones – ideal for comparative testing under different conditions
✅ Uniform heat distribution – ensures reliable and accurate aging simulation
✅ Versatile use – suitable for both air and fluid testing
✅ Complete with accessories – all necessary glass tubes included
✅ Optional water cooling (EB 11.04) – available for extended test requirements and sensitive media

2. Standards-Based Applications

The EB 28HT supports the following international test standards:

✅ ASTM D865 – air oven aging using test tubes
✅ ASTM D471 & ISO 1817 – testing resistance to various fluids

3. Optimized for Research & Development

The EB 28HT is ideal for:

✅ High-temperature testing under controlled and reproducible conditions
✅ Material analysis in research, development, and quality control
✅ Flexible test configurations via independently controlled chambers

With the EB 28HT test tube oven, you gain a powerful and precise solution for thermal and fluid-based aging tests – even under high-temperature conditions.