Used to detect the impact resistance of masks and respirators under specified conditions.
Related Standards
GA44-2015, QB/T2506, GB2626-2019, GB14866-2006
Instrument Characteristics
The theme structure adopts a triangular structure support structure, the structure is stable, and the motor and screw are used for lifting.
The impact height is electrically adjusted automatically. The set height is automatically stopped and the test height is displayed.
The positioning bracket of the steel ball dispenser uses a vertical lifting structure to ensure that it is always in the center of the mask.
Equipped with a special head mold, which is convenient for testing of helmets of different sizes.
The head mold bracket can be moved to facilitate the distance adjustment of helmets of different sizes.
It incorporates non-leakage-type control method, which releases steel balls instantaneously and freely falls.
Technical Parameters
Travel distance of head mold bracket: left and right 30 mm, front and rear 20 mm
Steel ball specifications: diameter 22 mm, mass 45 g (fire helmet face mask, self-priming filter anti-particulate respirator, protective mask eyes); diameter 16 mm, weight 16 g (optical resin lens)
Impact height: 1300 mm ± 10 mm (fire helmet mask), 1270 to 1300 mm (optical resin lens)
Head mold weight: 1 standard, 5 kg, comply with the relevant regulations of GB/T10000 (the respirator standard specifies three head molds: small, medium and large)
Power supply: AC220V 50Hz 100W
Dimensions: 500 × 600 × 1600 mm
Weight: about 40 kg
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