Main functions of the device:

The acidic atmosphere testing system is designed to test the corrosion resistance of products made from surfaces of various materials that have undergone corrosion treatments such as electroplating, anodizing, spraying, and rust prevention oil.

Performance indicators and composition of acidic atmosphere testing system

model

GC-YW-10000

Volume and size

Nominal internal volume

About 10m ³

Effective size of inner box

2000mm (W) X 2500mm (D) X 2000mm (H) (effective internal dimensions)

Exterior space

Approximately 23800 x 38000 x 3000mm (D length x W width x H height) including sloping roof height

weight

About 2200kg

Bottom load-bearing capacity of the machine

The bottom plate strengthens the load-bearing capacity of the studio, with an average load-bearing capacity of 2 tons per square meter,

A 1mm thick anti slip and corrosion-resistant hard plastic silicone is laid at the bottom of the laboratory, which is resistant to High temperatures

Drainage holes are installed on the bottom plate of the laboratory

Work noise

≤ 70db, measured at a distance of 1.2 meters from the ground and 1 meter in front of the machine

maximum power

70KW

Maximum current

108A

Power supply conditions

And power supply

AC 380V three-phase four wire+protective grounding; The allowable voltage fluctuation range is ± 10% V;

The allowable frequency fluctuation range is 50 ± 0.5HZ; TN-S power supply or TT power supply

The grounding resistance of the protective grounding wire is less than 4 Ω

Require users to configure corresponding capacity air or power switches for the equipment at the installation site, and this switch must independently control the use of the equipment

performance index 

Environmental conditions for use

1. The ambient temperature is 5-30 ℃ and the relative humidity is ≤ 85% R.H;

2. The installation site must be a flat and vibration free ground;

3. The equipment should be kept away from heat sources and flammable and explosive substances;

4. The installation location should not be directly exposed to sunlight and maintain indoor air circulation;

5. The equipment installation site needs to be clean and cannot be installed in dusty areas or dust outlets

Temperature and humidity range

Laboratory temperature range: Room temperature+5 ℃~+60 ℃

Temperature range requirement for the experimental area: 35 ℃± 2.0 ℃

Saturation bucket temperature range: 5 ℃ to+70 ℃ higher than room temperature

Acidic solution temperature:+ 35℃ ±6.0℃

Relative humidity: 25%～98%

#Temperature change rate

Cooling rate: 85 ℃~+20 ℃, ≥ 1.0 ℃/min (average cooling)

Heating rate:+ 20 ℃～85 ℃，≥ 3.0 ℃/min (average temperature rise)

Main technical parameters

Temperature resolution: 0.1 ℃

Temperature deviation: ≤ ±2.0℃               

Temperature uniformity: ≤ 2 ℃ (under no-load conditions)

Temperature fluctuation: ≤ ±1.0℃

Spray volume (m1/80cm2/h) 1.0~2.0 (collect at least 16 hours and take the average value)

Spray pressure: 1.00 ± 0.01kgf/cm2

PH value: neutral 6.5~7.2 acidic 3.0~3.3

Spray, static time: 1min~9999H fixed value operation can be set arbitrarily, and the program running time can be set to cycle operation

Salt spray spray mode

The baffle type salt spray is not directly sprayed onto the sample

Salt spray indoor ceiling

The top angle is about 120 degrees, in order to prevent droplets from directly falling onto the sample

Salt spray test

Acidic atmospheric deposition requirements: The acidic solution should be able to be continuously and uniformly atomized, and its deposition rate should be such that each collector collects 1ml~3ml of solution per hour within a horizontal collection area of 80cm2 (diameter 10cm).

Test solution requirements: distilled water or deionized water containing sulfuric acid and nitric acid can be used as the test spray solution, and the PH value of the solution is 4.02

Dry environment

The room temperature is 5 ℃ to+60 ℃ higher, and the relative humidity is ≤ 30% RH. The time can be controlled

Constant temperature and humidity

40 ℃± 2 ℃ humidity 93% RH (humidity deviation:+ 2~-3% RH) time can be controlled

Placed at room temperature

23 ℃± 2 ℃ humidity 45% RH~55% RH (humidity deviation:+ 2~-3% RH) time can be controlled

Test meets and product execution standards

1. GB-T6461-2002 Grade evaluation of metal or other inorganic coatings on metal substrates after corrosion. 2. ASTM B117-2009 Salt Spray Test

3. JIS H8502 Salt water spray test method

4. IEC 60068-2-11:1981 Salt Spray Test

5. GB/T10125-2012 Salt Spray Test Method

6. GB T-6461-2002 Salt Spray Test Evaluation Criteria

7. ISO 9227-2006 Salt water spray test method

8. GB-T5170.8-2008 Inspection methods for Environmental testing equipment for electrical and electronic products - Salt spray testing equipment

9. GB-T5170.11-2008 Inspection Method for Corrosive Gas Testing Equipment

10. GBB150.11A-2009 Military Equipment Laboratory Environmental Test Method Salt Spray Test

11. GB/T2423.17-2008 Salt Spray Test Method

GB-T10587-2006 Technical Conditions for Salt Spray Test Chamber

13. CNS 8886-2002 Determination of Salt Spray Corrosion Degree

14. CNS 4158 Salt water spray test method for surface treatment

15. GJB 150.28-2009 Acidic Atmosphere Test

Structural features:

Laboratory structure

Outer wall material: SUS304 stainless steel plate, spray coated stainless steel thickness 1.5mm

Inner wall material: SUS 316 high alloy corrosion-resistant stainless steel plate, stainless steel thickness 1.2mm

Bottom plate material: high-quality anti slip SUS316 stainless steel with a thickness of 3.0mm

Thermal insulation material: centrifugal glass wool

The laboratory adopts a 6-sided structure, and the middle of the storage plate is connected by a steel frame structure to enhance hardness, effectively preventing water leakage from the storage plate;

The bottom of the laboratory is made of I-beam structure, with 3mm 316 stainless steel anti chemical plate underneath. The bottom can bear up to 1 ton of load, and there is a heating device in the middle of the interlayer to effectively maintain a constant temperature in the salt spray laboratory.

The top of the chamber is designed with a 120 ° sloping roof to effectively prevent condensation from falling onto the surface of the sample and affecting the test results;

The reagent replenishment bottle is located behind the control cabinet and adopts an external water level gauge, which is easy to clean;

The spray tower is located at the top of both sides of the laboratory;

The air pressure drum is made of SUS316 # stainless steel welded to form a high-pressure resistant drum with the best insulation effect;

The control box and the test box are separated, and the left and right structures are easy to operate.

Three 2-inch fog exhaust holes are set up behind the laboratory (when installing the fog exhaust pipe, merge the three fog exhaust ports into one and directly connect them to the fog exhaust pipe. The total fog exhaust pipe diameter is ф 100mm, and a ф 100mm fog exhaust pipe interface is reserved on site for on-site connection)

Detachable for easy relocation in the future

Floor load capacity: maximum 800 kg/m ² (uniform load)