Falling sand abrasion tester for ASTM D968 coating abrasion resistance test
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Standards
(1)GB811-2022:Helmets for motorcycle and electric bicycle users
(2)GB24429:Sports helmets — Safety requirements and test methods for helmets used in bicycling, skateboarding, roller skating
(3)GJB1564A:General specifications for flight protective helmets
(4)GA293:Ballistic helmets and face shields for police
(5)GA294:Police anti-riot helmets
(6)GA295:Motorcycle helmets for police
(7)GA296:Service helmets for police
(8)ASTMD968:Standard Test Methods for Abrasion Resistance of Organic Coatings by Falling Abrasive
Features
(1)The speed regulator can carry out the adjustment of the sample speed, and real-time display.
(2)Sand fall gravity tube has three sections of PVC, acrylic or stainless steel tube.
(3)Conical sand drop storage port, easy to store the sand drop.
(4)The conical design structure at the bottom of the equipment and the low falling disk are convenient to collect the falling sand.
Parameters
| Item | Detail |
|---|---|
| Sand Drop Tube | Height: 1650 ± 10mm; Material: PVC, acrylic, or stainless steel |
| Specimen Turntable | Tilt angle: adjustable from 0 - 90°; Standard angle: 45 ± 3° |
| Turntable Speed | Adjustable from 0 - 300r/min; Standard speed: 250 ± 10r/min |
| Falling Sand Specifications | Particle size: 0.5 - 0.7mm; Material: natural quartz sand; Weight: 3 ± 0.1kg (reuse no more than 10 times) |
| Fallen Sand Form | Gravity free fall |
Accessoriess
(1)Funnel device
(2)Sand guide tube
(3)Sample holder
(4)Rotating workbench, etc.
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