test report: 7191124184-chm15-03-pgk

TEST REPORT: 7191124184-CHM15-03-PGK

Date: 05 APR 2016 Tel: +65 68851322 Fax: +65 67784301

Client’s Ref: PO No.4501028638 Email: [email protected] PO No.4501029683

Note: This report is issued subject to the Testing and Certification Regulations of the TÜV SÜD Group and theGeneral Terms and Conditions of Business of TÜV SÜD PSB Pte Ltd. In addition, this report is governed by theterms set out within this report.

Laboratory:TÜV SÜD PSB Pte. Ltd.No.1 Science Park DriveSingapore 118221

Phone : +65-6885 1333Fax : +65-6776 8670E-mail: [email protected]. Reg : 199002667R

Regional Head Office:TÜV SÜD Asia Pacific Pte. Ltd.1 Science Park Drive, #02-01Singapore 118221

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SUBJECT

Salt Spray (Fog) Test

CLIENT

Daikin Airconditioning (Singapore) Pte Ltd10 Ang Mo Kio Industrial Park 2Singapore 569501

Attn: Mr Alex Liew Xin Chang

SAMPLE SUBMISSION DATE

17 Sep 2015

DATE TEST CONDUCTED

05 Oct 2015 to 16 Nov 201511 Jan 2016 to 05 Apr 2016

DESCRIPTION OF SAMPLE

Four samples of coated fins, described as follows, were submitted by the above client.

Sample Description Dimension (mm) Quantity

Standard Daikin Blue Fin 150 x 120 3

DSP – Heavy Anti Corrosion 150 x 120 3

DSP – Heavy Anti Corrosion (Marine) 150 x 120 3

Blygold PoluAl XT 110 x 100 2

TEST REPORT: 7191124184-CHM15-03-PGK05 APR 2016

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METHOD OF TEST

ASTM B117-11“Standard Practice for Operating Salt Spray (Fog) Apparatus”

Test Conditions:

Concentration of salt solutionS.G. of condensatepH of condensateVolume of condensateTest chamber temperaturePosition of specimensExposure periodMethod of CleaningBefore testAfter test

::::::::

5 ± 1% w/w NaCl1.027 – 1.0326.5 – 7.11.0 – 2.0 ml/hr/80 cm2

35 ± 2oCInclined 15o from vertical3,000 hours

NilWater-rinse and air-dry


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RESULTS

SampleDescription

Assessment atinterval hours Visual appearance after salt fog test

“Standard Daikin Blue Fin”

1,000 hours

- No blistering of coating on fins- No white deposits on fins- No blistering of coating on inner horizontal tubes- Slight white deposits on inner horizontal tubes- No detachment of fins

2,000 hours

- No blistering of coating on fins- Slight white deposits and black spots on fins- No blistering of coating on inner horizontal tubes- Moderate white deposits on inner horizontal tubes- No detachment of fins

3,000 hours

- No blistering of coating on fins- Slight white deposits and black spots on fins- No blistering of coating on inner horizontal tubes- Moderate white deposits on inner horizontal tubes- No detachment of fins

“DSP –Heavy Anti Corrosion”

1,000 hours

- No blistering of coating on fins- No white deposits on fins- No blistering of coating on inner horizontal tubes- Very slight white deposits on four inner horizontal tubes- No detachment of fins

2,000 hours

- Slight blistering of coating on coated fins- No white deposits on fins- Slight blistering of coating on inner horizontal tubes- Very slight white deposits on four inner horizontal tubes- Detachment of fins from one side

3,000 hours

- Slight blistering of coating on coated fins- No white deposits on fins- Slight blistering of coating on inner horizontal tubes- Slight white deposits on four inner horizontal tubes- Detachment of fins from one side


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RESULTS (Cont’d)

SampleDescription

Assessment atinterval hours Visual appearance after salt fog test

“DSP –Heavy Anti Corrosion

(Marine)”

1,000 hours

- No blistering of coating on fins- No white deposits on fins- No blistering of coating on inner horizontal tubes- Slight white deposits on inner horizontal tubes- No detachment of fins

2,000 hours

- Few blisters on coated fins- No white deposits on fins- Few blisters on inner horizontal tubes- Slight white deposits on inner horizontal tubes- No detachment of fins

3,000 hours

- No blistering of coating on fins- No white deposits on fins- Slight blistering of coating on inner horizontal tubes- Slight white deposits on inner horizontal tubes- No detachment of fins

“Blygold PoluAl XT”

1,000 hours

- No blistering of coating on fins- No white deposits on fins- No blistering of coating on inner horizontal tubes- No white deposits on inner horizontal tubes- No detachment of fins

2,000 hours

- No blistering of coating on fins- Few tiny white spots on fins- No blistering of coating on inner horizontal tubes- No white deposits on inner horizontal tubes- No detachment of fins

3,000 hours

- No blistering of coating on fins- Few tiny white spots on fins- No blistering of coating on inner horizontal tubes- No white deposits on inner horizontal tubes- No detachment of fins

Note: One unit from each sample was randomly selected for testing.

MS PECK GEOK KHOON MRS WONG-LIN TAI HOETECHNICAL EXECUTIVE SENIOR CONSULTANT

COATINGSCHEMICAL & MATERIALS


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Figure 1. Before Test

Figure 2. After 1,000 hours of Salt Spray (Fog) Test


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Figure 5 & 6. Close-up view of white deposits and black spots on finsafter 3,000 hours of Salt Spray (Fog) Test

Figure 7. Close-up view of white deposits on horizontal tube


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“DSP – Heavy Anti Corrosion”




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Figure 12. Detachment of fin from one side after 3,000 hours of Salt Spray (Fog) Test

Figure 13. Slight white deposits on inner tube


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Figure 14. Close-up view of blistering on fins


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“DSP – Heavy Anti Corrosion (Marine)”




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Figure 19 & 20. Close-up view of blistering and white deposits on inner tubeafter 3,000 hours of Salt Spray (Fog) Test


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Figure 25. Close-up view after 3,000 hours of Salt Spray (Fog) Test


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Please note that this Report is issued under the following terms :

1. This report applies to the sample of the specific product/equipment given at the time of its testing/calibration. The results are not used toindicate or imply that they are applicable to other similar items. In addition, such results must not be used to indicate or imply that TÜV SÜDPSB approves, recommends or endorses the manufacturer, supplier or user of such product/equipment, or that TÜV SÜD PSB in any way“guarantees” the later performance of the product/equipment. Unless otherwise stated in this report, no tests were conducted to determinelong term effects of using the specific product/equipment.

2. The sample/s mentioned in this report is/are submitted/supplied/manufactured by the Client. TÜV SÜD PSB therefore assumes noresponsibility for the accuracy of information on the brand name, model number, origin of manufacture, consignment or any informationsupplied.

3. Nothing in this report shall be interpreted to mean that TÜV SÜD PSB has verified or ascertained any endorsement or marks from any othertesting authority or bodies that may be found on that sample.

4. This report shall not be reproduced wholly or in parts and no reference shall be made by the Client to TÜV SÜD PSB or to the report or resultsfurnished by TÜV SÜD PSB in any advertisements or sales promotion.

5. Unless otherwise stated, the tests were carried out in TÜV SÜD PSB Pte Ltd, No.1 Science Park Drive Singapore 118221.

July 2011

test report: 7191124184-chm15-03-pgk

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