Model Number: AU-300K Key Specifications/Special Features: ApplicationPawn broking, jewelry industry, banking industry, jewelry testing center, mining industry, precious metal recycling, precious metal materials researching laboratory and moreMeasuring type:Precious metal, such as gold, Karat gold, platinum, silver.Mixed metal or other alloy metal.Jewelry materials, such as ring, necklace, bracelet, watchband, belt fastener, gold ingot, gold bar, statue, coin and moreNotes: following products can't be tested:Products of whichinsideis hollow(but if water or other liquids can be allowed to get access into the hole, it can be got test)Products set with precious stonesProducts of which the density is very close to precious metal.
Measurementresolutionand range:
AU-300K weighting resolution: 0.005g, minimum weight: 4g, density resolution: 0.001g/cm
AU-600K weighting resolution: 0.005g, minimum weight: 4g, density resolution: 0.001g/cm
AU-120K, 200K weighting resolution: 0.001g, minimum weight: 2g, density
resolution: 0.001g/cm
900K, 1200K, 2000K, 3000K weighting resolution: 0.01g, minimum weight: 5g, density
resolution: 0.001g/cm
K value range: 9k, 10k, 11k, 12k, 13k, 14k, 15k, 16k, 17k, 18k, 19k, 20k, 21k, 22k, 23k, 24k and percentage content.
Platinum content range: PT600, PT650, PT700, PT750, PT800, PT850, PT900, PT950, PT1000 and percentage content.
Silver content range: S600, S650, S700, S750, S800, S850, S900, S950, S1000 and percentage content.
The proportion of copper-silver for gold-silver-copper can be shifted cyclically with 9/1, 8/2, 7/3, 6/4, 5/5, 4/6, 3/7, 2/8, 1/9.the default setting is 7/3.

Specification table

Brand: BAFANG
Model: AU-300K/AU-600K/AU-900KAU-120K/AU-200KAU-1200K/AU-2000K/AU-3000K
Style: hot and classic, high-precision, high-capacity
Maximum weight: 300g/600g/900g, 120g/200g, 1200g/2000g/3000g
Weight standard deviation: 0.005g/0.005g/.01g, 0.001g/0.01g
Minimum measuring sample
Reference weight: 4g/4g/5g, 2g, 5g
Density resolution: 0.01g/cm, 0.001g/cm, 0.001g/cm
Sink size: 15.3 x 10.7 x 9.3cm, 20.3 x 15.7 x 11.3cm
Measuring function:
(1) Karat value, percentage content, density for gold
(2) PT value, percentage content, density for platinum
(3) S value, percentage content, density for silver
(4) Percentage content, density for other alloy.
Gold K value: (9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24)K
Platinum: PT600 , PT650, PT700, PT750, PT800, PT850, PT900, PT950, PT1000
Silver: S600 , S650, S700, S750, S800, S850, S900, S950, S1000
Measuring principle: Archimedes buoyancy method