test report: 7191124184-chm15-02-pgk

TEST REPORT: 7191124184-CHM15-02-PGK

Date: 03 DEC 2015 Tel: +65 68851322 Fax: +65 67784301

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

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

Moist Sulphur Dioxide 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

06 Oct to 27 Oct 2015

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-CHM15-02-PGK03 DEC 2015

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METHOD OF TEST

DIN 50018 - 2013“Testing in a saturated atmosphere in the presence of sulfur dioxide”

Test Conditions :

Test designation : DIN 50018-AHT 2.0S

Gas type : Sulphur dioxide, SO2 (99.9% purity)

Concentration of SO2 : 0.67% v/v theoretical SO2 concentration at beginning of each test cycle

Test cycle : Phase 1 - 8 hours at 40 ± 3°C, including pre-heating

Phase 2 - 16 hours at ambient atmosphere (22 to 24oC)

Relative humidity : Phase 1 - greater than 95% (condensing)

Phase 2 - 53 to 73%

Total duration : 15 cycles (360 hours)

Position of samples : Hang freely

Method of cleaning : Before test - nil

After test - water-rinsed and air-dried


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RESULTS

Sample Description Visual Appearance after exposure to15 cycles of Moist Sulphur Dioxide

“Standard Daikin Blue Fin”- No white deposits nor blistering of coating on fins- Few tiny black spots on fins and inner tubes- No detachment of fins

“DSP – Heavy Anti Corrosion”- No white deposits nor blistering of coating on fins- Few tiny black spots on fins and inner tubes- No detachment of fins

“DSP – Heavy Anti Corrosion(Marine)”

- No white deposits nor blistering of coating on fins- Few tiny black spots on fins and inner tubes- No detachment of fins

“Blygold PoluAl XT”- Substantial white deposits on fins and inner tubes- No detachment of fins

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

COATINGSCHEMICAL & MATERIALS


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“Standard Daikin Blue Fin”

Figure 1. Before Test

Figure 2. Top view - After exposure to 15 cycles of Moist Sulphur Dioxide


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“Standard Daikin Blue Fin”

Figure 3. Side view - After exposure to 15 cycles of Moist Sulphur Dioxide

Figure 4. Close-up view of black spots


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“DSP – Heavy Anti Corrosion”




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“DSP – Heavy Anti Corrosion (Marine)”




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“Blygold PoluAl XT”




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“Blygold PoluAl XT”


Figure 16. Close-up view of white deposits


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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-chm15-02-pgk

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