Description:
* 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

- 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.

Specification:
- 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

Package Included:

1*Set of MDJ-300K Gold Purity Tester Machine

Packing and Shipping

Package: Normally we use the standard paper package to export worldwide.

Shipping :

1. By Couriers: DHL, UPS, FEDEX, TNT are the main courier we are co-operating at present.

2. By chinese small parcel, usually for the customer to save the cost. But Chinese small parcel have the risk for lost parcel. Note: If we got the parcel back, we only can refund the item cost. If we didn't get the parcel,then sorry we can't refund any.

3. By Air: Delivery from the Shenzhen airport to customers’ destination city air port.

4. By Sea: Delivery from the Shenzhen sea port .

FAQ

Q1. Can I have a sample order?

A: Yes, we welcome sample order to test and check quality.

Q2. What about the lead time?

A: Samples arrived often need 3-5 days.

Q3. Do you have any MOQ (minimum order quality)limit?

A: Low MOQ, 1pc for sample checking is available.

Q4. How do you ship the goods and how long does it take to arrive?

A: We often ship by DHL, UPS, FedEx or TNT. It usually takes 3-5 days to arrive. Airline and sea shipping is also optional.

Q5. How to proceed an order?

A: Initially, let us know your requirements or application. Besides, We quote according to your requirements or our suggestions. Thirdly, customers confirms the samples and places deposit for formal order. Finally, We arrange the production.

Q6. Is it acceptable to print my logo on the product?

A: Yes. Please inform us formally before our product and confirm the design firstly based on our sample.

Q7: Do you offer guarantee for the products?

A: Yes, we offer one-year warranty for our products.

Q8: How to deal with the flaw?

A: Our products are produced in strict quality control system and the percent of pass is often maintained over 99.8%

Contact Us

Please do not hesitate to contact me if you need any further information

Wechat:13410250625

Web:

Address: (Mainland)