• Model NO.：Swt-229
• Hardness：Superabrasive
• Al2O3：75-85%
• Hardness Moh：9.0 Mohs Scale
• True Density：3. 50g,cm3
• Transport Package：25kg PVC Small Bags in a 1 Mt Big Bag
• Specification：F16-F320
• Trademark：Swt
• Origin：Dengfeng. China
• HS Code：281810000
• Production Capacity：1000 Tons,Month

Main Chemical Composition %

Al2O3

Fe2O3

SiO2

BA-1

81-85

9-11

≤8

BA-2

75-80

10-12

≤10

Item

Indicators

Color

Black

Crystal

Trigonal system

Hardness (Mohs)

≥ 9.0

Melting point (°C)

2050

The maximum temperature (°C)

1850

True Density (g/cm3)

≥ 3. 50

Linear expansion coefficient (0-1600 °C)

7-9

2. Our Advantages
1).One-stop service

2).Supply abrasives since 1999

3).A grade products with high purity

4).Production capacity:1000-1500 metric ton/month

3. Package

1).25kg PVC bag, then 40 bags in a big bag for 1000 Kilograms.
2).If need special packing or marks, please list them in your E-mail. We would like to make the packing as requested.

4. Payment
1).Our first choice is T/T. For a large order 40% T/T in advance is earnest money.
The rest to be paid in 7-10 days after getting B/L copy. For a small order, 100% T/T in advance.

2).Second choice is L/C. We can accept irrevocable L/C at sight.
For a large order 40% T/T, 60% L/C. We couldn't accept L/C for a small order.
The best payment we advise is T/T,  L/C is very complicated and a lot of extra fee for bank.

3).The others: West Union.

5. After Sales Service

1).We are very glad that customer give us some suggestion for price and products.
2).If any question, please let us know it by E-mail or Telephone at the first time. 

6. Factory Visit

1).Welcome any customer to visit our factory directly.

2).If customer have any scheduling in China, please let us know. We would like to help you book the hotel and pick up you from airport or railway station.