| Place of Origin: | Shandong(Mainland) |
|---|---|
| Standard or Nonstandard: | Nonstandard |
| Application: | Submersible |
| Castig Type: | Silica Sol Casting, Precision Casting |
| Qualiy Control: | Professional QC Stuff, Spectrograph |
| Unique: | China Golden Supplier |
| Samples: |
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| Customization: |
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