Product Description
Item | Specification |
Internal dimension | 800W*800D*800Hmm |
External dimension | 1300W*1000D*1700Hmm |
Test sample | Size W20cm- L30cm-D15cm, weight 0.5kg |
Chamber material | SUS304 Stainless steel |
Specifications of square mesh sieve | Mesh hole 75um, mesh metal wire diameter 50um |
Talcum powder amount | 2kg/ m |
Airflow speed | No more than 2m/s |
Door | Left open door with tempered glass door |
Controller | PLC Touch Screen controller, programmable to set as below cycle: a. Blowing dust time (Stop/Blow) m/s b. Cycle time: can be adjusted c. Pre-set test time: 0s ~99m99s |
Vacuum system | Pressure gauge, air filter, Pressure regulating FRL, connecting pipe, Vacuum pump |
Vacuum pump capacity | 60-600 L/H |
Fan | Centrifugal fan |
Safety protection devices | Meter over-temperature function, Phase shortage protection, Power short-circuit protection |
IP5X and IP6X dustproof test chambers are professional equipment for testing the dustproof performance of products, simulating different levels of dusty environments according to international standards (e.g. IEC 60529). The following is a detailed description of these test chambers:
I. Definition of IP5X and IP6X dustproof level
1.
IP5X (dustproof type)
A small amount of dust is allowed to enter the equipment, but the amount of dust is not enough to affect the normal operation of the equipment.
Test method: simulate dusty environment by talcum powder, the test time is usually 2-8 hours.
2.
IP6X (Dust-tight)
Completely protected from dust ingress, reaching dust-free level.
IP6X (Dust Tight)
Test method: use of denser talcum powder, differential pressure by vacuum pump, longer test time (e.g. 8-24 hours).
Second, the core structure of the dust test chamber
1.
Airtight test chamber
Material: stainless steel or reinforced glass to ensure hermeticity.
Volume: customized according to sample size (e.g. 0.5m to 10m).
2.
Dust generation system
Dust type: dry talcum powder (particle size 75m) is usually used.
Diffusion method: evenly dispersed dust through vibrating screen, airflow nozzle or screw conveyor.
3.
Air circulation device
Fans or vacuum pumps: generate negative pressure (e.g. 2kPa differential pressure) to force dust penetration in IP6X tests.
4.
Sample mounting platform
Rotatable/tiltable: simulates the actual angle of product use (e.g., mounting direction of the fixture).
5.
Monitoring system
Dust concentration sensor: monitor and maintain dust density in real time (e.g. IP5X requires 2kg/m, IP6X may be higher).
Temperature and humidity control: keep the environment dry (humidity <50%) to prevent dust caking.
III. Typical Test Flow
1.
Pre-processing
Samples are cleaned and placed under standard atmospheric conditions (e.g., 23C, 50% humidity) for 24 hours.
2.
Test phase
IP5X: Turn on the dust generator for 2-8 hours with no differential pressure conditions.
IP6X: Start vacuum pump, maintain internal negative pressure, test for 8-24 hours.
3.
Post-processing and Evaluation
Dismantle the sample and check whether there is any dust deposition inside.
Functional test: verify that the device operates properly after dust intrusion (e.g., insulation of electronic components, jamming of mechanical parts).
IV. Application industries and products
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Consumer electronics: speaker holes, charging ports of smart phones.
-
Automotive components: car camera, battery pack sealing.
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Industrial equipment: protection of sensors, control cabinets in mine/desert environments.
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Lamps: Dustproof design verification for outdoor street lamps.
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Military equipment: Reliability testing of field combat equipment.
V. Key Notes
1.
Standards compliance
Confirm that the test chamber complies with the latest versions of standards such as IEC 60529 and GB/T 4208.
2.
Dust Selection
Talcum powder needs to comply with the particle size distribution specified in the standard (e.g. 50% of particles 10m).
3.
Calibration of test conditions
Regular calibration of dust concentration, airflow velocity (e.g. IP6X needs 0.5-1m/s air velocity).
4.
Safety protection
The test chamber needs to be equipped with an explosion-proof design (when testing flammable products), and the operator wears a dust mask.