Product Usage:
Mainly used for brass structural parts, brass ornaments, diamond tools and other production, which has excellent formability, forming density up to 7.2g / cm ,.
Product Features:
Not segregated
· Excellent mobility and formability
High growth embryo strength
Sintering size, sintering size changes stable
· Oil hole distribution is uniform and meticulous
specification | Shrinkage% | ingredient(%) | Loose density g/cm3 | fluidity s/50g |
| / | Cu | Zn | Lubricant | / | / |
DT-BR7030 | -1.8~-2.1 | 70 | 30 | 0.5 | 3.0~4.0 | ＜35 |
DT-BR8020 | -0.1~-0.4 | 80 | 20 | |
DT-BR9010 | -0.4~-0.7 | 90 | 10 | |
Particle size distribution，ISO% | standard test MPIF 05 | lower limit | Upper limit |
+100 mesh(>150μm） | | | 2 |
-100~+325 mesh | | balance |
-325 mesh（<45μm） | | 35 | 50 |
Forming performance |
Forming density，g/cm3 | MPIF45 | 6.8 | 7.2 |
Health intensity，MPa | MPIF15 | 7.0 | |
Sintering performance (straight bearing in the decomposition of ammonia atmosphere, the sintering temperature of 720 ℃ sintering 30 minutes) |
Radial crushing strength，MPa (K) | MPIF55 | 300 | |
