MIM cov ntaub ntawv
Cov ntaub ntawv siv tau rau Hlau txhaj tshuaj molding
MIM txheej txheem siv tau rau ntau yam ntaub ntawv, suav nrog cov hlau tsis tshua muaj hlau, stainless hlau, cov cuab yeej hlau, npib tsib xee puag alloy, tungsten alloy, nyuaj alloy, titanium alloy, cov khoom sib nqus, Kovar alloy, zoo ceramics, thiab lwm yam.
Yam khoom siv hlau zoo li cas rau cov txheej txheem MIM:
1. MIM cov khoom hnyav feem ntau yog 0.2g - 200g.
2. Qhov projected cheeb tsam yog 100 square centimeters.
3. MIM qhov loj qhov tseeb tshaj 10MM yog ± 0.5%.
4. MIM qhov siab tshaj plaws phab ntsa thickness yog 10MM.
5. Yam tsawg kawg nkaus 0.2MM.
Table 1 Feem ntau siv MIM cov ntaub ntawv thiab lawv daim ntawv thov teb
| Khoom siv system | Alloy hom, muaj pes tsawg leeg | Daim ntawv thov teb |
| Tsawg alloy steel | Fe-2Ni, Fe-8Ni | Ntau yam qauv ntawm tsheb, tshuab thiab lwm yam kev lag luam |
| Stainless hlau | 316L, 17-4PH, 420, 440C Table 2 Cov khoom siv feem ntau siv MIM: | Cov cuab yeej kho mob, saib qhov chaw |
| Hard alloy | WC - dab tsi | Txhua yam riam, moos, watches |
| ceramic | Al2O3, ZrO2, SiO2 | IT electronics, khoom siv txhua hnub, moos thiab watches |
| Hnyav alloy | W-Ni-Fe, W-Ni-Cu, W-Cu | Kev lag luam tub rog, kev sib txuas lus, khoom siv txhua hnub |
| Titanium alloy | Ti, Ti-6Al-4V | Kev kho mob thiab kev ua tub rog qhov chaw |
| Cov khoom siv hlau nplaum | Fe, NdFeB, SmCo5, Fe-Si | Ntau yam khoom sib nqus |
| Cov cuab yeej steel | CrMo4, M2 | Ntau yam cuab yeej |
Table 2 Cov khoom siv feem ntau siv MIM:
| Khoom Siv Lub Npe | Alloy Composition (wt%) |
Qhov xwm txheej | Qhov ntom p (g / cm³) | UTS σ b (Mpa) | YS 0.2 (Mpa) | Elongation σ (%) |
Hardness |
| Tsawg Alloy Steel | |||||||
| MIM 4600 (MIM 2200) | Ntawm 1.5 ~ 2.5% Mo 0.5% max Fe tshuav nyiaj li cas |
Sinterd |
7.50 Nws |
290 |
125 |
40 |
45-65 HWB |
| MIM 4600 (Modeifed) (MIM 2700) | Ntawm 6.5 ~ 8.5% Mo 0.5% max Fe tshuav nyiaj li cas |
Sinterd |
7.60 ib |
410 |
210 |
26 |
70-90 PAB |
|
MIM 4605 | Ni 1.5 ~ 2.5% Mo 0.2 ~ 0.5% C 0.4 ~ 0.6% Fe balance |
Sinterd |
7.50 Nws |
415 |
255 |
15 |
65-85 HWB |
| Thaum tshav kub kub kho | 7.50 Nws | 1655 | 1480 | 2 | 45-50 HRC | ||
|
MIM 4140 | Ntawm 0.75 ~ 1.25% Cr 0.75 ~ 1.25% Mos 0.75% max C 0.3 ~ 0.5% Fe balance |
Sinterd |
7.50 Nws |
820 |
620 |
10 |
70 ~ 100 hli |
|
Thaum tshav kub kub kho |
7.50 Nws |
1400 |
820 |
5 |
45-45 HRC | ||
| Stainless hlau | |||||||
|
MIM SS316L | C 0.03% max Ni 10 ~ 14% Mo 2 ~ 3% Cr 18 ~ 20% Fe balance |
Sinterd |
7.75 ib |
500 |
250 |
4 |
65-85 HWB |
|
MIM SS304 | C 0.08% max Ni 8 ~ 10% Cr 18 ~ 20% Fe balance |
Sinterd |
7.65 ib |
480 |
270 |
35 |
65-85 HWB |
|
MIM SS420 | C 0.2 ~ 0.4% Cr 12 ~ 14% Fe balance | Thaum tshav kub kub kho |
7.40 Nws |
1310 |
11500 Nws |
6 |
40 ~ 45 HRC |
|
MIM 17-4PH | C 0.07% max Cr 15.5 ~ 17.5% Cu 3 ~ 5% Ni 3 ~ 5% Nb 0.15 ~ 0.45% Fe balance |
Sinterd |
7.50 Nws |
900 |
730 ua |
6 |
20 ~ 28 HRC |
|
Thaum tshav kub kub kho |
7.50 Nws |
1185 ib |
1090 |
5 |
32-42 HRC | ||
| MIM SS310S |
| Sinterd | 7.70 ib | 520 | 205 | 40 | 80 ~ 100 hli |
| Cov khoom siv hlau nplaum | |||||||
|
MIM Fe3Si | C0.05% Yog 2.5 ~ 3.5% Fe balance |
Sinterd |
7.60 ib |
530 |
390 |
24 |
75-85 HWB |
|
MIM Fe50 Ni | C 0.05% max Ni 49 ~ 51% Fe balance |
Sinterd |
7.70 ib |
455 |
160 |
30 |
50-65 HWB |
|
MIM Fe50 Co | C 0.05% max Co 48 ~ 50% Fe balance |
Sinterd |
7.70 ib |
205 |
140 |
~ 1.0 |
65-85 HWB |
|
MIM SS430 | C 0.05max Cr 16 ~ 18% Fe balance |
Sinterd |
7.50 Nws |
400 |
240 |
25 |
65 ~ IB |
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Table 3 Kev sib piv ntawm MIM thiab lwm yam txheej txheem:
| Kev sib piv qhov project | KUV | P/M | Tuag Casting | Kev nqis peev Casting | Tshuab dhos |
| Qhov ntom ntom | Siab | Tsawg | Siab | Ncaj ncees | Siab |
| Ib feem tensile zog | 0.5 hli | 1 hli | 0.8mm ib | 2 hli | 0.5 hli |
| Ntu qhov chaw ua kom tiav | Zoo 1 μm Ra | Coares | Nruab nrab | Nruab nrab 5 μm Ra | Zoo |
| Qhov chaw miniaturization muaj peev xwm |
Zoo |
Ncaj ncees |
pluag |
Ncaj ncees |
Zoo |
| Qhov chaw nyias-walled muaj peev xwm |
Ntau |
Nruab nrab |
Tsawg |
Nruab nrab |
Ntau |
| Yam khoom nyuaj | 95 ~ 100% |
| 99 ~ 100% | 99 ~ 100% | 99 ~ 100% |
| Tolerance ntawm ib feem tsim | Nruab nrab | Siab | Nruab nrab | Nruab nrab | Siab |
| Ntau lawm muaj peev xwm |
Zoo |
pluag |
Ncaj ncees |
Zoo |
Zoo |
| Hloov kho cov khoom siv ntau yam | Siab | Siab | Siab | Ncaj ncees | Tsawg |
| Muaj peev xwm muab tau | Nruab nrab | Tsawg | Tsawg | Nruab nrab | Siab |
Hlau txhaj molding yog ib qho tshiabhmoov metallurgy txheej txheem, nws tuaj yeem tsim kom muaj qhov ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntom ntomsintered qhov chawtsis muaj machining. Nrog rau cov yam ntxwv tshwj xeeb ntawm MIM cov ntaub ntawv, MIM muaj peev xwm tsim cov hlau precision rau ntau yam khoom, suav nrog tsheb, xov tooj ntawm tes, cov cuab yeej siv tes, cov cuab yeej kho hniav, cov cuab yeej pneumatic, cov cuab yeej hluav taws xob, cov cuab yeej phais, cov khoom ua si thiab cov khoos phis tawj. Cov khoom siv hlau feem ntau siv hauv MIM txheej txheem yog stainless hlau, hlau alloy thiab cov khoom sib nqus mos.
Jiehuang MIM, peb tshwj xeeb hauv MIM qhov chawntawm stainless hlau, tsawg alloy steel khoom.
Jiehuang MIM tuaj yeem tsim MIM cov khoom sib txawv raws li koj xav tau.