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TR-290HC trivalent chromium passivator
,blue zinc plating passivator
,post treatment chemicals for zinc
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TypeWhite-blue Passivator
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UseZinc Plating
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ModelTrivalent Chromium Passivator
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ItemChemical Auxiliary Agent
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Place of OriginCHINA
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Brand NameFENGFAN
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Model NumberTR-290HC
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Minimum Order Quantity25kg
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Packaging DetailsPlastic barrel
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Payment TermsT/T,L/C
TR-290HC Trivalent Chromium Passivator for Blue Zinc plating
TR-290HC Trivalent Chromium Passivator for Blue Zinc plating post treatment
- Environmental protection type liquid trivalent chromium passivation process, no containing six chromium, in line with the RHOS directive, clean production process.
- Compared with the ordinary blue passivation, it can achieve more blue purple and corrosion resistance is good, in alkaline non cyanide zinc plating layer can obtain excellent decorative effect.
- In different immersion and transfer time, maintenance and management are convenient.
- Can be used in conjunction with the PN series of passivator, getting a longer corrosion resistance.
- Can be applied to automatic or manual line, barrel and rack plating process.
| Parameter | Best | Range |
|---|---|---|
| TR-290HC concentrated liquid | 40ml/L | 30-60ml/L |
| Immersion time | 30s | 20-40s |
| Water quality | Deionized water allocation | |
| Temp. | 25℃ | Room temp. |
| pH | 2.5 | 2.0-3.0 |
| Stirring | Barrel plating | Fully stirring |
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