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Application
Jewelry industry, banks, pawn shops, gold and precious metals research laboratories
Test sample
Valuable products such as gold, platinum, palladium, silver, jade, jewelry, ivory, etc.
Principle
Archimedes principle buoyancy method
Standards
According to GB/T2413, 1966, 2834, ASTM C20/C134/C373/C329, EN-725 standards.
Product introduction
"Qunlong" brand adopts internationally recognized high-sensitivity, high-stability gold-plated ceramic sensor technology, leading the industry to use water as a medium (optional alcohol) in a cost-effective manner, only two steps, you can display the density value. No manual calculation, more convenient, faster, more time saving.
Advantage
1. It can quickly and accurately determine the purity% of precious metals and gold K number;
2. No traces or pollution will be left after the measurement, no need to use sulfuric acid solution or test standard samples.
3. The Brazilian fire gold with coating thickness> 30μm also can be easily judged.
4. Special software design can directly display the gold K number (including gold, copper and silver, gold and silver)
5. Adopt a large water tank design to reduce the error caused by the buoyancy of the hanging rail line.
6. Cannot test samples with gems and hollows. It can be used as a general balance.
Purchase Notes
1. This product is suitable for simple measurement of purity, error within 1K;
2. No recognition ability for tungsten, iridium and other products with a constant gold density, which requires man-machine combination;
3. Be familiar with operation and principle to avoid errors in gold collection;
4. You can distinguish between the weight of various jade and the true and false of ancient silve.
Technical Parameter
| Model | DX-300K | DX-600K | DX-120K | DX-1200K | DX-2000K | DX-3000K |
| Weight Accuracy | 0.005g | 0.001g | 0.01g | |||
| Max Weight | 300g | 600g | 120g | 1200g | 2000g | 3000g |
| Density Resolution | 0.001 g/cm³ | 0.0001 g/cm³ | 0.001 g/cm³ | |||
| Measurement type | Density and purity testing of precious metals such as gold, platinum, palladium and silver; The proportion of jade | |||||
| Attention | Hollow (closed water cannot flow in), diamond-encrusted precious metals cannot be measured | |||||
| Function Setting | Water temperature setting, measuring medium density setting,Mixing ratio setting | |||||
| Measurement Project | Density value, K value, PT value, purity value, | |||||
| Windproof Cover | Fully transparent acrylic windshield, the sample is 100% visible | None | ||||
| Communication Interface | RS232 standard communication interface, which can be connected to printers, PCs and other peripheral devices | |||||
| Voltage | AC100-240V-50/60HZ DC 7.5V 600mA | |||||
| Sink Size | 165*115*85mm | 240*200*150 mm | ||||
| Packaging Size | 450*240*460mm | |||||
| Product Size | 270*270*270mm | 290*310*260mm | ||||
| Weight | 7.5kg | |||||
| Standard Accessories | Host; Sink; Measuring table; Tweezers; Instructions; Weights; Dust cover; Power supply; | |||||
| Optional Accessories | Printer X1 (normal model), printer X2 (with time function), Wax furnace (sealing wax), Vacuum extractor (Vacuuming) | |||||



1. How long is the delivery time?
Normally goods will be shipped out within 2 - 5 days after payment.
2. Is it possible to make our own brand/logo on your product?
Yes, but depends on MOQ.
3. What's your MOQ?
This depends on different types of products. If it is a large machine, the MOQ is usually 1 set.
4. What about the warranty with after - sales services?
12 months warranty.
After the warranty, the professional after-sales service team will provide comprehensive technical support to help customers solve problems encountered when using our products, and promptly handle customer problems and complaints.
5. How to install and use the product?
The product is shipped with an operating instructions of English version. We also can provide installation video with English subtitles.
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