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Alumina Seramik rondelles
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Alumina Seramik rondelles

Alumina Seramik rondelles

Materyèl: Al2O3 seramik
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
Voye rechèch
Pwodwi Entwodiksyon

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

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