Vertical Efficient Fire Resistance Test Furnace Integrated Furnace ISO 834-1 & ISO 3008

ISO834-1ISO 3008 Vertical Integrated Furnace For Fire Resistance Test Of Building Components

Production introduction:

The vertical furnace for fire resistance testing is a versatile and essential tool designed to evaluate the fire performance of a wide range of products and materials across various industries. It is widely used to assess the fire resistance of building components such as walls, doors, windows, and partitions, ensuring they meet safety requirements for structural integrity and insulation during a fire. In addition to construction materials, the furnace is also employed to test fire-rated ceilings, floors, and ventilation systems, which are critical for maintaining compartmentalization and preventing fire spread in buildings.

Beyond construction, the vertical furnace plays a key role in the marine and offshore industries, where it is used to test fire-resistant materials for ships, oil rigs, and other offshore structures. These materials include fireproof bulkheads, doors, and insulation systems designed to withstand extreme temperatures and prevent catastrophic failures in hydrocarbon fire scenarios.

In industrial settings, the furnace is utilized to evaluate the fire performance of firestop systems, cable trays, and ductwork, ensuring they can maintain their integrity and functionality during a fire. It is also applied in the automotive and aerospace sectors to test fire-resistant coatings, composites, and insulation materials used in vehicles and aircraft.

The vertical furnace's ability to simulate various fire conditions, combined with its precise control of temperature and pressure, makes it an indispensable tool for research, development, and certification across multiple industries. Its applications ensure that products and materials meet stringent fire safety standards, ultimately enhancing safety and reducing risks in both everyday and high-risk environments.

Standard

1. International Standards (ISO)

1. ISO 834:This standard specifies the temperature variation over time in the furnace during the fire test, and is applicable to the fire resistance test of building components (such as walls, doors, windows, etc.) in the vertical direction. The test needs to simulate the fire environment, and evaluate the integrity, thermal insulation and other indicators through parameters such as temperature and pressure.)

2. ISO 3008/3009:It is specifically for fire resistance tests of components such as doors and roller shutters, and evaluates their fire resistance limit and integrity in vertical furnaces.

2. European Standards (EN)

1. EN 1363 Series

- EN 1363-1: General requirements for fire resistance tests, covering the test methods of vertical furnaces.

- EN 1364-1: Fire resistance test of non-load-bearing walls; EN 1365-1: Fire resistance test of load-bearing walls.

- EN 1366 Series: Fire resistance evaluation of special components such as ventilation ducts and fire dampers.

2. IMO hydrocarbon curve standard
Used for fire resistance testing of materials in ships and marine engineering, simulating the high temperature environment of hydrocarbon fires.

3. British Standard (BS)

1. BS 476 Series

- BS 476-20/21/22: respectively specify the general principles for fire resistance testing of building components, and the test methods for load-bearing components and non-load-bearing components. For example, BS 476-22 is applicable to the fire resistance performance evaluation of non-load-bearing components such as doors and partitions.

- BS 476-24: Fire resistance test method for ventilation ducts.

4. American Standard (ASTM/UL/NFPA)

1. ASTM E119:Evaluates the bearing capacity and thermal insulation of building components (such as walls and columns) under standard fire conditions, and is widely used in building fire protection certification.

2. UL standards

- UL 263 (fire resistance test of building structures), UL 10 (fire resistance of door components), UL 1709 (fire resistance of steel structures), etc., covering different application scenarios of building components.

3. ASTM E814
Fire resistance test for fire blocking systems, evaluating the fire resistance of penetrations (such as cable ducts).

5. Other standards

1. ASTM E136:Although it is a tubular furnace standard, it also involves non-flammability testing of materials at 750°C, which is suitable for the evaluation of building materials (such as cement and gypsum).

2. BS EN 16341:Fire resistance test standard for fire dampers.

Main performance characteristics:

1. One furnace can be used for multiple purposes and can be compatible with multiple standards.

2. Use high-precision acquisition cards to collect data on temperature, pressure, flow, etc. of each channel, and generate real-time reproduction of real information during combustion through microcomputer analysis, processing and control, and directly obtain results through microcomputer analysis and judgment. The whole machine uses high-quality components to ensure the high quality and high-speed operation of the system, which is advanced.

3. It adopts high-precision acquisition card + multi-channel module + PLC + computer to implement PID full-automatic control mode, with excellent stability, repeatability and reproducibility.

4. It adopts WINDOWS XP operation interface and LabView, a global precision equipment special development software, with a fresh, beautiful and simple interface style. During the test, the measurement results are displayed in real time and a perfect curve is dynamically drawn. The data can be permanently saved, retrieved and printed out, and the report can be printed directly. It has the characteristics of high intelligence, guided menu operation, simple and intuitive, making the test results more accurate.

5. The design life of the furnace is more than 20 years, and the furnace is built using American GOVMARK technology. Five-layer structure, when the inner layer temperature is 1300℃, the outer layer temperature is room temperature. Long service life, the inner layer insulation material (wearing parts) is easy to replace.

6. It has multiple safety protection systems including air duct thermal protection, pressure release protection, leakage protection, gas leakage detection, gas pipeline safety protection, burner safety protection, and other safety facilities, which comprehensively improves the safety factor.

7. The high-temperature hot air extracted from the furnace is water-cooled and air-cooled, and the water uses circulating water to improve the energy saving effect.

8. Our company has applied for the patent and software copyright of the furnace.

9.Furnace structure: The furnace is designed to last more than 15 years and is built using American GOVMARK technology. Five-layer structure, when the inner layer is 1300°C, the outer layer is at room temperature. Long service life, the inner layer insulation material (wearing parts) is easy to replace. The five-layer structure from outside to inside is as follows: The first layer is a steel structure frame. The second layer is made of red bricks. The third layer is refractory high-temperature asbestos. The fourth layer is refractory bricks. The fifth layer contains zirconium-containing refractory high-temperature wool, and the refractory temperature reaches 1600°C.

High temperature resistant materials

1.Refractory bricks: The highest temperature resistance is 1750°C, the long-term high temperature resistance is 1600°C, the volume density is 1.0g/cm3, the room temperature compressive strength is above 3.2MPa, the reburning line changes by 0.5% at 1400°C, and the thermal conductivity is better than 0.4W/m·K.

2.Industrial refractory glue for bonding: The operating temperature is 1400°C.

3. High temperature resistant cotton in the furnace: zirconium-containing refractory high temperature cotton is used, with a thickness of 50mm, a long-term refractory temperature of 1600℃, and special insulation materials for industrial kilns.

4. Frame material: According to the "Industrial Furnace Design Manual" (3rd Edition), Chapter 11 "Furnace Structural Parts" Section 3 "Steel Selection" is selected. Furnace columns, side columns, arch foot beams, load-bearing crossbeams and tie rods use Q235-A steel, and furnace outer wall steel plates use Q215-A steel. Furnace body steel structure material: not less than Q235. Furnace body steel plate: thickness ≥3mm. The main material of the horizontal furnace is the steel structure frame, which can be replaced.

5. Furnace size: 3000mm (width) * 3000mm (height) * 1500mm (depth).

6.. Anti-corrosion treatment of furnace steel structure and pipeline: three layers of coating are used, all of which are high temperature resistant anti-corrosion coatings, and the outer layer is black and gray.