Application characteristics：It's made bronze or iron powder, mold pressed under high pressure and then sintered under high temperature, and oil is soaked into the homogeneously spreaded tiny pores of the metal under vacuum.
Application characteristics：It's made bronze or iron powder, mold pressed under high pressure and then sintered under high temperature, and oil is soaked into the homogeneously spreaded tiny pores of the metal under vacuum.
应用特点：该产品是以铜粉或铁粉为原料，经模具压制、高温烧制、真空浸油后加工而成。