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ͬ־С˵ʦ,Ƭʰ׵,ϷƵ
ߣadmin Դԭ ڣ2019-11-20 06:14:38

ͬ־С˵ʦ,Ƭʰ׵,ϷƵ

 

(1)

ɰϳɰнɰʯʣʯī߻Gټ~Ϟʯs|Ҫ@üɰ茢@Щȥɰἃͬ־С˵ʦ,Ƭʰ׵,ϷƵȥϳɰлsĴ߻١~Ϟʯs|^̡xnjἃĽɰMкY֡xcxֳͬȡΠܵƷN^̡

߻١

I.ԭϡW}(ܶ1. 19g/cni3 )W(ܶ1. 40g/em' )}ᣬ3=1weˮ

I.ԭӟrٶȼӿ죬tFϽ仯W:

3Ni+2 HNO3ʮ611CIһ3 NiCI2ʮ2NOʮ4H20

Cr+HNO3+3 H C!һCrCI3+NO+2H20

Fe+ HNO3ʮ3HClһFeCl3 +NOʮ2H20

III.E

(2)

ϳɰv飬ȥK~ϞʯͶ뵽СˮִμˣӟvPС𣬱vrg8- 10hҺʾGɫʾֹͣsˮϴ̎ꮅ󣬌Ϻʮ

늽̎

I.ԭϡNiSO4I200g/L;VMgSO4W150g/L;ͬ־С˵ʦ,Ƭʰ׵,ϷƵFFeSO4W150g/L;ȻcNaCIW2-3g/L;H21303W5g/L

II.늽⹤ˇ

늽≺:6-8V

늽ض:50-60C

pHֵ:5һ6

ܶ;_ʼ3A/cm2;Kֹ1.3A/cm2

ꖡꎘOI EIJ:30---40mm

III.ԭNifԭ^cơ

NiSO4һNI2++so24-

H2SO4һ2HT+SO24-

H2OһH++OH-

(3)

Ni2+ܵꎘO늽ϣNioҺеˮֽH+0H-, H+ֺso24-H2SO4cꖘOԇеNi2+^mNiSO4,NiSO4ٷֽNiѭhKʹꖘONi늽ҺwƵꎘO_ԇнԪصĿġ

IV.E늽bꎘOòP䓰ƳɣꖘOɶײƳɡȌϳɰv飬늽@ЉȻƺõ늽Һ늽У{pHֵ5-6ٌͬ־С˵ʦ,Ƭʰ׵,ϷƵO늽@늽ҺM늽⡣

늽rע:늽3-4hωһ£늽Һlԭи߶ȣÿ3hһꎘOµNi늽3ȡ늽@еĽɰʯȻbM늽⡣늽Һʹһκ󣬑Mг^V{pHֵ

ʯī

a.̼c̎

1.ԭϡW̼c̼ccٺĻ|Ȟ51

II.ԭ̼cӟᵽ500ңʯīһã@N70%-80%ʯī

III.EȌ̼cͽˮ̎^ĽɰһʯīϾ򣬵УȻ늠tȼӟᡣ(500ʿ10)汣2hڱ^УСrȡһΣʹ򡣱һrgȡ壬ϵУm}cкͣo20---30min󣬼ˮϴÿһrgQһˮˮֹɺ󼴿ø̎

(4)

b.̎

I.ԭϡIcɰ1100

II.ԭһNӟʹʯīȫ

III.Er_̎ʣУ˸ᣬִμ룬ȻӟᡣҺ_ʼrðןSMУҺɫɰɫ׃GɫM׃ɫ׃ؼtɫĴʯīȫꮅsˮճϵķ_ȣolhUҺټˮϴˮֹȻɣѴK~ϞʯMµ

~Ϟʯ

a.ԭϡWccϳϵ|Ȟ(13)һ((14)

bԭ~ϞʯһNMɞAl2[Si4O10] [OH]2ӠX}ӟcc~ϞʯɹcƫXcˮ|

ʽ

Al2O34SiO2H2O+IONaOHһ2NaAlO:+4Na2SiO3+6H2O

(5)

c.Eѽɰʯϵ˲PУٌmNaOHw棬ڠtмӟᵽ(650ʿ20)0Clhʹ~ϞʯСKȫڞֹts40-50rȡͬ־С˵ʦ,Ƭʰ׵,ϷƵ˜ˮӟᣬʹȫܽ⣬Ȼ˟УӝMˮo2hUҺٵˮo30minUҺټ_ˮ5%ϡ}кͣ5-

10min,o2hUҺˮϴ5---6ΣÿolhҡĽɰM!x

^̣Srע^죬ʹҺ⣬ҺڰlըͬrֹcЙC|ᡢAˡ̎raĶhȾܴ󣬑ȡmʩ̎עͨL

ɰȷx͙zy^ἃI, ii}zka-jMȷxɰĥϮaƷ֞ĥĥۃɲ֡ĥȷ֞12ȼ:40/5050/6060/8080/100100/120120/140140/170170/200200/230230/270270/325325/400ĥַQ΢ۣ֞12ȼ:W40W28W20W14W10W7W5W3.5W2.5W1.5W1.0WO.5

a.ɰȷxúYַMУȷ36#--320#

Y֕rɼ̖̖ʹõǘ˜ʺY־W̖֞M:

һM220# 240# 280# 320#

ڶM100# 120# 150# 180#

M36# 46# 60# 80#

(6)

YֵķÿͶ100g220#YͶڶMYW100#ֵͶMY֕rg5-10min,Yֺ󣬰NȷքeռQ٣ע̖|aڣzb졣̿

b.ɰșzyɰĥȲɴYַMЙzyɼ̖̖ʹõǘ˜ʺY־W

40/50-325/400úY֙z:W40--W0.5@΢RzyY200ēʽYCMСD290r/minēΔ156/minē߶(38ʿ6)mmW׳ߴ6001imęzYʹýٽzYW似gҪ󑪷ISO2591ISO3310/1Ҏ

455-41umęzYMʹֱ200mm75min,25mm늳κYzxȡzYѷQȡԇͶόӺYСYֺƽQȡYͺYͬ־С˵ʦ,Ƭʰ׵,ϷƵrYĿԭ|99%ԇؙz

150108368 QQ_44756 Ԓ_010-805138

      ╺ԴWַ >>> www.yhy9.com

 

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