Brass composite powder and preparation method thereof
A technology of composite powder and brass, which is applied in the field of brass composite powder and its preparation, can solve problems such as poor corrosion resistance, poor compressive strength, and reduced product strength, and achieve good performance and quality, high corrosion resistance, and metal high cost effect
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Embodiment 1
[0033] Embodiment 1: A brass composite powder, its composition ratio is shown in Table 2; its preparation method is: firstly mix the metal powder of each raw material according to the above ratio; then sinter in pure nitrogen and ammonia decomposition atmosphere The sintering temperature is 400-450°C, and the sintering time is 120 minutes; finally, after crushing, sieving and powder mixing for 120 minutes, the brass composite powder of the present invention is obtained.
Embodiment 2
[0034] Embodiment 2: A brass composite powder, its composition ratio is shown in Table 2; its preparation steps are the same as in Example 1; wherein the sintering treatment temperature is 500-550°C, and the sintering treatment time is 100 minutes; the powder mixing time is 90 Minute; All the other are with embodiment 1.
Embodiment 3
[0035] Embodiment 3: A brass composite powder, its composition ratio is shown in Table 2; its preparation steps are the same as in Example 1; wherein the sintering treatment temperature is 600-650°C, and the sintering treatment time is 90 minutes; the powder mixing time is 70 Minute; All the other are with embodiment 1.
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