Ʒ֪ʶ
λãҳ;  > Ʒ֪ʶ
97ɫɫͼƬ,18ɫӰ,wtlaaa.us)
ߣadmin Դԭ ڣ2018-11-16 17:56:01

97ɫɫͼƬ,18ɫӰ,wtlaaa.us)

 

(1)

ɰϳɰнɰʯʣʯī߻ҶʯʡҪôɰ轫Щȥɰᴿ97ɫɫͼƬ,18ɫӰ,wtlaaa.us)ȥϳɰлӵĴ߻ҶʯʵĹ̡ѡǽᴿĽɰɸ֡ѡѡֳͬȡ״ܵƷֵĹ̡

߻

I.ԭϡѧ(ܶ1. 19g/cni3 )ѧ(ܶ1. 40g/em' )ᣬ3=1ˮ

I.ӦԭʱӦٶȼӿ죬Ͻ仯ѧӦ:

3Ni+2 HNO3ʮ611CIһ3 NiCI2ʮ2NOʮ4H20

Cr+HNO3+3 H C!һCrCI3+NO+2H20

Fe+ HNO3ʮ3HClһFeCl3 +NOʮ2H20

III.衣

(2)

ϳɰ飬ȥҶʯͶ뵽СˮִμˣڣС𣬱ʱΪ8- 10hӦҺɫʾӦֹͣȴˮϴϺ󣬽Ϻʮ

I.ԭϡNiSO4ҵ200g/L;þMgSO4ѧ150g/L;97ɫɫͼƬ,18ɫӰ,wtlaaa.us)FeSO4ѧ150g/L;ȻNaCIѧ2-3g/L;H21303ѧ5g/L

II.⹤ղ

ѹ:6-8V

¶:50-60C

pHֵ:5һ6

ܶ;ʼ3A/cm2;ֹ1.3A/cm2

I EIJ:30---40mm

III.ӦԭNiΪ˵ԭơ

NiSO4һNI2++so24-

H2SO4һ2HT+SO24-

H2OһH++OH-

(3)

Ni2+ܵϣNioҺеˮֽH+0H-, H+ֺso24-H2SO4԰еNi2+NiSO4,NiSO4ٷֽNiѭʹNiҺǨƵﵽ԰нԪصĿġ

IV.衣װòְƳɣɶײƳɡȽϳɰ飬ѹʵȻƺõĵҺУpHֵ5-6ٽ97ɫɫͼƬ,18ɫӰ,wtlaaa.us)͵˵Һне⡣

ʱע:3-4hӦѹʵһ£Һԭи߶ȣÿ3hһµNi3ȡеĽɰʯȻװϽе⡣ҺʹһκӦгˡµpHֵ

ʯī

a.̼ƴ

1.ԭϡѧ̼ơ̼ĻΪ51

II.ԭ̼Ƽȵ500ңʯīһãַ70%-80%ʯī

III.衣Ƚ̼ƺ;ˮĽɰһʯīϾȣУȻڵ¯ڼȡ(500ʿ10)汣2hڱ¹УСʱȡһΣʹӦȡһʱȡϵУкͣ20---30min󣬼ˮϴÿһʱ任һˮˮΪֹɺ󼴿øᴦ

(4)

b.ᴦ

I.ԭϡҵɰΪ1100

II.ԭһǿȺʹʯīȫ

III.衣r_ʣУ˸ᣬִμ룬ȻȡҺʼӦʱð̣ŷӦĽУҺɫɰɫΪɫΪɫΪغɫĴʯīȫӦϣȴˮճϵķӦڣlhҺټˮϴˮΪֹȻɣѴҶʯɽµ

Ҷʯ

a.ԭϡѧϳϵΪ(13)һ((14)

bԭҶʯһΪAl2[Si4O10] [OH]2״ΣȺҶʯӦɹƺƫƵˮʡ

ӦʽΪ

Al2O34SiO2H2O+IONaOHһ2NaAlO:+4Na2SiO3+6H2O

(5)

c.衣ѽɰʯϵ˲УٽNaOH棬¯мȵ(650ʿ20)0ClhʹҶʯСȫΪֹ¯ȴ40-50ʱȡ97ɫɫͼƬ,18ɫӰ,wtlaaa.us)ˮȣʹȫܽ⣬ȻձУˮ2hҺٵˮ30minҺټӿˮ5%ϡкͣ5-

10min,2hҺˮϴ5---6ΣÿξlhҡĽɰ!ѡ

̣Ӧʱע۲죬ʹҺ⣬ҺڷըգͬʱӦֹлӴϷǿᡢǿǿˡᴦʱĶԻȾܴӦȡʵʩעͨ硣

ɰȷѡͼ⡣ᴿI, ii}zka-jȷѡɰĥϲƷΪĥĥ֡ĥȷΪ12ȼ:40/5050/6060/8080/100100/120120/140140/170170/200200/230230/270270/325325/400ĥֳ΢ۣΪ12ȼ:W40W28W20W14W10W7W5W3.5W2.5W1.5W1.0WO.5

a.ɰȷѡɸַУȷΧ36#--320#

ɸʱϸŵֺţʹõDZ׼ɸͺŷΪ:

һ220# 240# 280# 320#

ڶ100# 120# 150# 180#

36# 46# 60# 80#

(6)

ɸֵķÿͶ100g220#ɸͶڶɸ100#ֵͶ飬ɸʱΪ5-10min,ɸֺ󣬰ȷֱռ٣עȺڣװ⡣ǻ̿

b.ɰȼ⡣ɰĥȲɴɸַм⣬ϸŵֺţʹõDZ׼ɸ

40/50-325/400ɸּ:W40--W0.5΢⡣ɸ200ĻʽɸϽСת290r/minĻ156/minĻ߶(38ʿ6)mm׳ߴ6001imļɸӦʹý˿ɸ似ҪӦISO2591ISO3310/1Ĺ涨

455-41umļɸӦʹֱ200mm75min,25mmĵɸѡȡɸѳȡͶϲɸСɸֺƽȡɸɸ97ɫɫͼƬ,18ɫӰ,wtlaaa.us)ʱԭ99%Ӧؼ졣

150108368 QQ_44756 ̻_010-805138

      ںԴַ >>> www.yhy9.com

 

һƪɰԪ̼
һƪɰһĹ
ϵ
  • ˮϿƼ޹˾
  • ̻010-809938

    棺010-80519

    ֻ1501081

    ۺ绰1501000

    칫ͨ

    䣺447646@qq.com


վͼ