Pwodwi
Alumina Seramik rondelles
Pite: 95-99.8%
Dansite: 3.65-3.90 g/cm3
Dite: 8.5-9.0 Mohs
Max. Tanperati sèvis: 1,000-1,650 degre
Alumina rondelles seramik yo gen gwo fòs mekanik, dite segondè, pèt dyelèktrik ki ba -frekans, rezistans tanperati ki wo, segondè izolasyon elektrik ak rezistans, ak bon rezistans korozyon chimik. Anplis de sa, pri a nan rondelles alumina se pi ba anpil pase sa yo ki nan carbure Silisyòm, nitrure Silisyòm, ak zirkonya. UNIPRETEC ofri yon varyete machin pou lave seramik oksid aliminyòm nan plizyè kalite klas ak karakteristik diferan, ki ka ajiste atravè yon konsepsyon matris vize. Alumina nan pite divès kalite (Al2O3) yo itilize pi souvan pase nenpòt lòt materyèl seramik avanse, ak lavant tou okipe premye plas nan seramik amann, ki montre aplikasyon an lajè nan rondelles seramik Al2O3 nan divès endistri.
Rapò RoHS sou machin pou lave oksid aliminyòm
|
Non. |
Atik tès (yo) |
Limite |
Inite |
MDL |
001 |
|
01 |
Kadmyòm (Cd) |
100 |
mg/kg |
2 |
ND |
|
02 |
Plon (Pb) |
1,000 |
mg/kg |
2 |
ND |
|
03 |
Mèki (Hg) |
1,000 |
mg/kg |
2 |
ND |
|
04 |
Egzavalent Kwòm (Cr (Vl)) |
1,000 |
mg/kg |
8 |
ND |
|
05 |
Sòm PBB yo |
1,000 |
mg/kg |
- |
ND |
|
06 |
Monobromobifenil |
- |
mg/kg |
5 |
ND |
|
07 |
Dibromobifenil |
- |
mg/kg |
5 |
ND |
|
08 |
Tribromobifenil |
- |
mg/kg |
5 |
ND |
|
09 |
Tetrabromobifenil |
- |
mg/kg |
5 |
ND |
|
10 |
Pentabromobifenil |
- |
mg/kg |
5 |
ND |
|
11 |
Hexabromobiphenyl |
- |
mg/kg |
5 |
ND |
|
12 |
Heptabromobiphenyl |
- |
mg/kg |
5 |
ND |
|
13 |
Octabromobiphenyl |
- |
mg/kg |
5 |
ND |
|
14 |
Nonabromobiphenyl |
- |
mg/kg |
5 |
ND |
|
15 |
Decabromobiphenyl |
- |
mg/kg |
5 |
ND |
|
16 |
Sòm PBDE yo |
1,000 |
mg/kg |
- |
ND |
|
17 |
Monobromodiphenyl etè |
- |
mg/kg |
5 |
ND |
|
18 |
Dibromodiphenyl etè |
- |
mg/kg |
5 |
ND |
|
19 |
Tribromodiphenyl etè |
- |
mg/kg |
5 |
ND |
|
20 |
Tetrabromodiphenyl etè |
- |
mg/kg |
5 |
ND |
|
21 |
Pentabromodiphenyl etè |
- |
mg/kg |
5 |
ND |
|
22 |
Hexabromodiphenyl etè |
- |
mg/kg |
5 |
ND |
|
23 |
Heptabromodiphenyl etè |
- |
mg/kg |
5 |
ND |
|
24 |
Octabromodiphenyl etè |
- |
mg/kg |
5 |
ND |
|
25 |
Nonabromodiphenyl etè |
- |
mg/kg |
5 |
ND |
|
26 |
Decabromodiphenyl etè |
- |
mg/kg |
5 |
ND |
|
27 |
Dibutil ftalat (DBP) |
1,000 |
mg/kg |
50 |
ND |
|
28 |
Butyl benzyl ftalat (BBP) |
1,000 |
mg/kg |
50 |
ND |
|
29 |
Bis (2-ethylhexyl) ftalat (DEHP) |
1,000 |
mg/kg |
50 |
ND |
|
30 |
Diisobutil ftalat (DIBP) |
1,000 |
mg/kg |
50 |
ND |
Remak: (1) 1mg/kg=1 ppm=0.0001% ; (2) MDL=Limit Deteksyon Metòd ; (3) ND=Pa Detekte (< MDL ) ; (4) "-" = Not Regulated
Pwopriyete materyèl
|
ATIK |
INITE |
ALUMINA|A950 |
ALUMINA|A990 |
|
Kontni prensipal |
- |
95% Al2O3 |
99% Al2O3 |
|
Koulè |
- |
Blan |
Ivwa |
|
Dansite |
g/cm3 |
3.70 |
3.85 |
|
Vickers dite |
Gpa |
14 |
17 |
|
Fòs flexural |
Mpa |
310 |
360 |
|
Fòs konpresyon |
Mpa |
2,200 |
2,500 |
|
Rezistivite elektrik |
Ω·cm |
>1014 |
>1014 |
|
Dyelèktrik fòs |
KV/mm |
15 |
17 |
|
Konstan Dielectric |
1 MHz |
8 |
9 |
|
Kondiktivite tèmik |
W/m.K |
25 |
29 |
|
Max. Tanperati travay |
degre |
1,500 |
1,650 |
|
Rezistans nan chòk tèmik |
△T (degre) |
210 |
230 |
|
Koefisyan ekspansyon tèmik (25 - 1,000 degre) |
10-6/K |
7 - 9 |
7 - 9 |
∆ Done ki anwo yo ofri pou referans ak konparezon sèlman, done egzak yo pral varye selon metòd fabrikasyon ak konfigirasyon pati.
Baj popilè: alumina rondelles seramik, Lachin, Swèd, manifaktirè, faktori, wholesale, pri, pou vann












