A na-eme Chrome corundum (nke a makwaara dị ka pink corundum) site na mmeghachi omume kemịkalụ nke chrome-green metallurgical na alumina nke ụlọ ọrụ mmepụta ihe na okpomọkụ dị elu karịa ogo 2000.A na-agbakwunye ụfọdụ chromium oxide n'oge usoro ịgbaze, nke na-acha odo odo ma ọ bụ rose.
Chromium corundum na-arụ ọrụ zuru oke gụnyere ike siri ike, ịdị elu dị elu, ịdị ọcha dị elu, ịma mma nke ọma, ikike igweri siri ike, obere okpomọkụ ọgbọ, arụmọrụ dị elu, acid na alkali resistance, elu okpomọkụ na-eguzogide, na ezigbo okpomọkụ kwụsie ike.
Mgbakwunye nke kemịkalụ Cr na chrome corundum na-eme ka ike nke ngwa abrasive ya dịkwuo mma.Ọ dị ka corundum ọcha na isi ike mana ọ dị elu na isi ike.Ngwá ọrụ abrasive mere nke chrome corundum nwere ezigbo ịdịte aka na njedebe dị elu.A na-eji ya eme ihe n'ọtụtụ ebe na abrading, egweri, polishing, kpomkwem nkedo ájá, spraying ihe, chemical catalyst ebu, pụrụ iche ceramik na na.Ọdabara ubi na-agụnye: nha ngwaọrụ, igwe ngwá ọrụ spindles, ngwá akụkụ, kpọmkwem egweri na threaded mmepụta na nlereanya.
The chrome corundum nwere nnukwu viscosity na ezi permeability n'ihi akụkụ chromium oxide nwere iko, nke nwere ike igbochi mbuze na ntinye nke slag a wụrụ awụ.A na-ejikwa ya n'ọtụtụ ebe na mpaghara okpomọkụ dị elu nke nwere gburugburu ebe obibi siri ike, gụnyere ọkụ igwe anaghị agbaze, iko agbaze iko, ihe ọkụ ọkụ carbon, ihe mkpofu na-ekpofu ihe na ihe nkedo.
Ngwaahịa chromium corundum
Ngosipụta anụ ahụ na kemịkalụ
| Chromium oxide ọdịnaya | chrome dị ala 0.2-0.45 | Ihe chromium 0.45--1.0 | Chromium dị elu 1.0--2.0 |
Oke granularity
| AL2O3 | Na2O | Fe2O3 | |
| F12--F80 | 98.20 nkeji | 0.50 kacha | 0.08 kacha |
| F90--F150 | 98.50 nkeji | 0.55 kacha | 0.08 kacha |
| F180--F220 | 98.00 nkeji | 0.60 kacha | 0.08 kacha |
Ezi njupụta: 3.90g/cm3 Nnukwu njupụta: 1.40-1.91g/cm3
Microhardness: 2200-2300g/mm2
Chrome Corundum Macro
| PEPA | Nkezi nha ọka (μm) |
| F 020 | 850-1180 |
| F 022 | 710-1000 |
| F 024 | 600-850 |
| F 030 | 500-710 |
| F 036 | 425-600 |
| F 040 | 355-500 |
| F 046 | 300-425 |
| F 054 | 250-355 |
| F 060 | 212-300 |
| F 070 | 180-250 |
| F 080 | 150-212 |
| F 090 | 125-180 |
| F 100 | 106-150 |
| F 120 | 90-125 |
| F 150 | 63-106 |
| F 180 | 53-90 |
| F 220 | 45-75 |
| F240 | 28-34 |
Nyocha anụ ahụ a na-ahụkarị
| Al2O3 | 99.50% |
| Cr2O3 | 0.15% |
| Na2O | 0.15% |
| Fe2O3 | 0.05% |
| CaO | 0.05% |
Njirimara anụ ahụ ahụkarị
| Isi ike | 9.0 moh |
| Cmmanụ | pink |
| Ụdị ọka | angular |
| Ebe mgbaze | ca.2250 Celsius C |
| Okpomọkụ ọrụ kacha | ca.1900 Celsius C |
| Nnukwu ike ndọda | ca.3.9 - 4.1 g / cm3 |
| Nnukwu njupụta | ca.1.3 - 2.0 g / cm3 |