HRK séri spherical alumina dihasilkeun ku suhu luhur metoda lebur-jet ngembang dina bentuk teratur biasa Al2O3, lajeng ngalaman screening, purifikasi jeung prosés séjén pikeun ménta produk ahir.alumina nu diala boga laju spheroidization tinggi, distribusi ukuran partikel controllable jeung purity tinggi.Kusabab sipat unik na kayaning konduktivitas termal tinggi na mobilitas alus, produk geus loba dipaké salaku filler bahan panganteur termal, plastik rékayasa termal jeung basis aluminium Tambaga-Clad Laminates jeung saterusna.
item teknis | Unit | Kode produk HRK Series | ||||||||||
Ukuran partikel | HRK-1 | HRK-2 | HRK-5 | HRK-10 | HRK-20 | HRK-30 | HRK-40 | HRK-70 | HRK-90 | HRK-120 | ||
(D10) | µm | 0.71 | 0.69 | 2.54 | 4.55 | 10.5 | 16.88 | 23.77 | 44.32 | 55.23 | 92.39 | |
(D50) | µm | 1.08 | 2.18 | 5.52 | 10.43 | 20.8 | 30.52 | 41.54 | 71.54 | 87.96 | 122.98 | |
(D90) | µm | 3.21 | 5.24 | 9.09 | 20.8 | 37.24 | 48.87 | 66.44 | 106.5 | 134.92 | 172.07 | |
Wewengkon Surface spésifik | m2/g | 1.69 | 1.27 | 0.36 | 0.17 | 0.14 | 0.13 | 0.12 | 0.12 | 0.1 | 0.06 | |
Konduktivitas listrik | u S/cm | 6.07 | 5.4 | 5.65 | 4.05 | 6.87 | 7.95 | 4.65 | 6.18 | 8.15 | 6.45 | |
Nilai PH | - | 7.53 | 7.79 | 7.7 | 7.9 | 7.62 | 7.7 | 7.8 | 7.7 | 7.9 | 7.54 | |
Uap | % | 0.05 | 0.03 | 0.03 | 0.03 | 0.03 | 0.03 | 0.03 | 0.03 | 0.03 | 0.04 | |
Kapadetan Leres | g/cm3 | 3.71 | 3.7 | 3.74 | 3.76 | 3.79 | 3.79 | 3.81 | 3.87 | 3.88 | 3.89 | |
Laju Spheroidization | % | 96 | 98 | 98 | 98 | 96 | 98 | 96 | 96 | 95 | 95 | |
Komposisi Kimia | Al2O3 | % | 99.87 | 99.94 | 99.89 | 99.94 | 99.92 | 99.93 | 99.94 | 99.92 | 99.94 | 99.92 |
SiO2 | ppm | 430 | 30 | 430 | 20 | 150 | 20 | 20 | 30 | 20 | 170 | |
Fe2O3 | ppm | 140 | 70 | 140 | 40 | 60 | 60 | 50 | 60 | 60 | 140 | |
Na2O | ppm | 90 | 100 | 10 | 60 | 140 | 90 | 110 | 90 | 70 | 90 |
● Bahan Interface termal: silika Pad termal, gajih termal, thermally conductive potting lem, bahan robah fase;
● Thermally Conductive Téknik Plastics: LED panutup lampu, switch cangkang, produk éléktronik cangkang, produk listrik bagian dissipation panas;
● basis Al Tambaga Clad Laminate:-kakuatan tinggi LED circuit substrat, papan circuit kakuatan, jsb;
● Saringan keramik alumina;
Palapis semprot termal.