Gold Purity Testing Machine/Gold Tester Machine / Electronic Gold Tester

Description

Prudoct Description
Specifics:
Model:MDJ-300K
The maximum weight:300g
Weighing Range:0.005-300g
Weighing precision:0.01g
Density precision: 0.001g/cm3
Standard size of water  tank:150*100*90mm
Wide voltage: 110-220V
Suitable for: Jewelry industry, Bank, Pawn industry, Gold and Precious Metal research lab.
Principle: According to the buoyancy method of Archimedean principle, can show gold karat, density and purity% rapidly and accuratel.
It can be plugged in or recharged.
Feature:
100% new with high quality
Only two weighing steps, karat, density and purity of gold can be showed  rapidly and accurately.
With the mixture proportion function, it can be used for testing density and  purity of platinum, silver and other metals.
With the special software design, it can directly and circularly show the gold  karat (including gold-copper-silver, gold-silver, gold-copper), gold purity%(including gold-copper-silver, gold-silver, gold-copper)
With the function of HI and LO limit, the wide karat range from 9K to 24K and  the HI and LO value can be set freely.
No stains and scratches left on gold after testing, it doesn’t need to use the  sulfuric acid solution to test the standard samples.
Pure water or distilled water can be used as testing medium, it is low cost  and easily got.
By adopting the design of big tank, it can decrease the inaccuracy caused by  supporting wire’ s buoyancy.
Can’ t test hollow samples and the samples with precious stones; it can be  used as general balance.
Standard size of water tank: 150 * 100 * 90 mm.
Friendly Tips：
Due to manual measurement , there may be 1-3cm deviation exist,hope you can understand.
There are slight difference between the picture and the real item caused by light brightness,hope you can understand.
Package:
1pc of Gold Purity Tester Machine
Payment
We accept payment via paypal only.
Shipping
Item will be shipped within 3-5 working days after full payment is received.
Please make sure your eBay and Paypal address is correct before you pay.
Delivery time depends on destination and other factors.
To USA（speedpack with tracking）: about 7-25 business days
To Australia and UK: about 15-25 business days
To Canada: about  20-45 business days
South America and other countries: about  35-80 business days, or more days.
Tips:
Import duties, taxes, and charges are not included in the item price and shipping cost. These charges are the buyer's responsibility.Please check with your country customs office to determine what these additional costs will be prior to bidding/buying.
Contact US
If you have any questions please contact us through Ask seller a question link. We will respond asap.
Return
Please contact us for RETURN STEPS before you return it, The return packages will not be signed if there is not previous confirmation from seller.
Items can be returned for exchange or full refund within 30 days from the date you receive your merchandise. We are not responsible for any purchase after this 30-day period.
Return shipping is the responsibility of buyer unless the return is a result of our mistake (i.e., your receive the wrong item). We will pay for shipping replacement back to you if an exchange is requested.
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