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3) Seven days refund guarantee
More important: we can provide not only product, but technology solution service!
Item
|
Chemical Composition (%)
|
Particle Size
|
||||||||||||
B
|
W
|
Fe
|
Si
|
S
|
P
|
C
|
||||||||
WB
|
5.5
|
93.5
|
0.06
|
0.001
|
0.02
|
0.03
|
0.01
|
325 Mesh
|