China Zinc Flake Coating manufacturer
Changzhou Junhe Technology Stock Co.,Ltd
Changzhou Junhe Technology Stock Co.,Ltd is a high-tech enterprise devoted to developing industrial fine chemicals,special equipment and services solution provider which was founded in Changzhou
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Yellowish Liquid Metal Pretreatment Chemicals Aluminum Cleaning Agent

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Changzhou Junhe Technology Stock Co.,Ltd

City: changzhou

Province/State:jiangsu

Country/Region:china

Tel:86-519-85922787

Contact Person:
Mrs.June
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Yellowish Liquid Metal Pretreatment Chemicals Aluminum Cleaning Agent

Brand Name JUNHE
Model Number 1352
Certification ISO9001 SGS CE
Place of Origin Changzhou in China
Minimum Order Quantity 100KG
Price Negotiable
Payment Terms L/C, T/T
Supply Ability 2 tons per day
Delivery Time three days after the advanced payment
Packaging Details 25kg/plastic bucket
Free acid 30-50
Specific gravity 1.1-1.2
Temperature rt-40degree
Dipping time 5-15minutes
Aluminium ion content 500PPM
Package 25kg/drum
Detailed Product Description

Yellowish Liquid Metal Pretreatment Chemicals Aluminum Cleaning Agent

 

Metal Pretreatment Chemicals Application

 

Metal Pretreatment Chemicals is suitable for degreasing for alluminium&alluminium alloymagnesium& magnesium alloy in dipping and spray.

 

Metal Pretreatment Chemicals Introduction

 

Metal Pretreatment Chemicals consist of week acid, load form surface active agent and zwitterion to avoid corrosion and acid fog, specially suitable for alluminium products degreasing. Be suitable for degreasing for alluminium&alluminium alloymagnesium& magnesium alloy in dipping and spray. If it is not used in the process of casting aluminum

Bath solution compound: Put cold water into the tank till three-quarter with appropriate degreasing agent, then stirring, after, add sufficient water till working level, after, heat bath solution till operating temperature.

 

Metal Pretreatment Chemicals Details

 

Control parameter: compound concentration: 40-60kg/1000l

Outlook: colorless to yellowish liquid

Free acid: 30-50

Specific gravity: 1.1-1.2

Temperature: rt-40degree

Dipping time: 5-15minutes

Test method: free acid:1.pipet 10ml sample to conical beaker,

2. drip 3-4driping bromphenol indicator,

3. drip 0.1n NAOH into the solution, stop when yellow change to blue.

4. the consumption of NAOH is the free acid.

Density: test sample with gravimeter in 25 degree

Bath solution control: need to add1kg/1000l if free acid increase 1 point.

We could drain the bath solution regularly in continuous flow or automatic flow to maintain the TFR lower than MAX TFR.

 

 

 

 

Product Tags: powder coating pretreatment system   metal pretreatment process  
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