KCC Powder Coatings Research Team Powder Coatings for Automotive Parts March.2010

Contents Under Bonnet Exterior Trim Aluminium Wheels Electrical Epoxy Powder Coatings

KCC Powder Coatings for Automotive Parts Wiper PX4324(S)-WP PX4324(F)-WP Roof-Rack Window Trim PX4345(F) PX4324(S) PX4324(S)-WP Coil Spring & Shock Absorber EX8700 Al-Wheel Clear AX4100 Engine Block EX8743,EX4518 Oil Filer EX4518,EX8816 Al-Wheel Primer EX8816

Under Bonnet

Use Engine Blocks, Springs Suspension Parts, Oil Filters Features Excellent Corrosion Resistance Excellent Adhesion and Flexibility Poor Weatherability Resistance Epoxy Powder Coatings

Recommendation Type Epoxy Epoxy/ Polyester Epoxy Uses Under Bonnet Details Engine Blocks Springs Suspension Parts Oil Filters Fuel Tank Product EX8743(S)-Black(E) EX8743(S)-Triboblack EX8700-Black(DW) EX8816-BK0084 EX8816-BL0377 EX8816-GY0734 EX4518-BLACK EX8700-FT-Black

KCC Product Name : KARUMEL EX8743,EX4518 Properties Curing Schedule Gloss Corrosion Resist.* Adhesion Hardness Flexibility Impact Results 180/150 × 10 mins 20~90% Less than 2mm 100/100 HB ~ 2H No-crack 1kg/30 cm Engine Blocks Tests Metal Temp. Gloss meter(60˚) Salt Fog 1000Hrs Crosscut (1mm) Pencil Mandrel (6mm) Dupont Type(1/2˝ Φ) Color is generally black, but colors are available on request. Corrosion resistance* test condition : Zinc Phosphatizing Pretreatment Powder Products for Engine Blocks

KCC Product Name : KARUMEL EX8700, EX8700 ( Low temperature curing) Properties Curing Schedule Gloss Corrosion Resist.* Adhesion Hardness Flexibility Impact Results 180 × 10 mins / 150 × 10 mins Above 85% Less than 2mm 100/100 HB ~ 2H No-crack 1kg/50 cm Springs Tests Metal Temp. Gloss meter(60˚) Salt Fog 1000Hrs Crosscut (1mm) Pencil Mandrel (6mm) Dupont Type(1/2˝ Φ) Color is generally black, but colors are available on request. Corrosion resistance* test condition : Zinc Phosphatizing Pretreatment Powder Products for Springs

KCC Product Name : KARUMEL EX8816,EX4518 Properties Curing Schedule Gloss Corrosion Resist.* Adhesion Oil Resistance Flexibility Impact Results 180/150 × 10 mins Above 85% Less than 2mm 100/100 No Blister No-crack 1kg/50 cm Oil Filters Tests Metal Temp. Gloss meter(60˚) Salt Fog, 500Hrs Crosscut (1mm) Engine Oil, 240Hrs Mandrel (6mm) Dupont Type(1/2 ˝ Φ) Color is generally black or blue, but colors are available on request. Corrosion Resistance* Test Condition : Zinc Phosphatizing Pretreatment Powder Products for Oil Filters

KCC Product Name : KARUMEL EX8700-FT Properties Curing Schedule Gloss Corrosion Resist.* Adhesion Hardness Flexibility Impact Results 160 × 10 mins Above 80% Less than 2mm 100/100 HB ~ 2H No-crack 1kg/30 cm Fuel Tank Tests Metal Temp. Gloss meter(60˚) Salt Fog 1000Hrs Crosscut (1mm) Pencil Mandrel (6mm) Dupont Type(1/2˝ Φ) Color is generally black, but colors are available on request. Corrosion resistance* test condition : Zinc Phosphatizing Pretreatment EX8700-FT is certified to be in accordance with requirements of GMW14671(GM Under Body Spec) Powder Products for Fuel Tank

Experience List Customer H Co. K Co. D Co. Other Customers Total Sales Amount* Uses Engine Blocks Coil springs Suspension parts Oil Filters KCC Product EX8743 EX8743, EX4518 EX8700 EX8816, EX4518, EX8743 *Unit: Ton/Year

Exterior Trim

Use Door Handles, Windshield Wiper Luggage Racks, Window Trim Features Excellent Weatherability Resistance Smooth Appearance Polyester Powder Coatings

Recommendation Uses Exterior Trim Details Door Handles Luggage Racks Windshield Wiper Window Trim Type Polyeser Polyester Product PX4324(S)-WP-Black PX4345(F)-N.1.5 PX4324(S)-WP-Black PX4324(F)-WP-Black PX4324(S)-Black PX8576(S)-Black(AB-1)

Wiper KCC Product Name : KARUMEL PX4324(S)-WP, PX4324(F)-WP Properties Curing Schedule Gloss Corrosion Resis.* Adhesion Weathering Resistance Chip Resistance Impact Results 200 × 14 mins 20±5% or 3±2% Less than 2mm 100/100 >70%Gloss retention Rating 3A 500g/50 cm Tests Metal Temp. Gloss meter(60˚) Salt Fog, 500Hrs Crosscut (1mm) SAEJ1960,2500kj SAE J400 Dupont Type(1/2 Φ) Color is generallly black, but Colors are available on request. Gloss : Semigloss, Flat Corrosion resistance* test condition : Zinc Phosphatizing Powder for Windshield Wiper

KCC Product Name : KARUMEL PX4324(S)-WP Properties Curing Schedule Gloss Corrosion Resis.* Adhesion Weatherability Resist. Chip Resistance Impact Results 200 × 14 mins 20±5% Less than 2mm 100/100 >70%Gloss retention Rating 3A 500g/50 cm Tests Metal Temp. Gloss meter(60˚) Salt Fog, 500Hrs Crosscut (1mm) SAEJ1960,2500kj SAE J400 Dupont Type(1/2 ˝ Φ) Color is generally black, but colors are available on request. Gloss : Semigloss, Flat Corrosion Resistance* Test Condition : Zinc Phosphatizing Pretreatment Luggage racks Powder Products for Luggage Racks, Door Handles

KCC Product Name : KARUMEL PX4345(F) Properties Curing Schedule Gloss Corrosion Resis.* Adhesion Oil Resistance Flexibility Impact Results 200 × 10 mins 20±5% Less than 2mm 100/100 No Blister No-crack 1kg/50 cm Tests Metal Temp. Gloss meter(60˚) Salt Fog, 500Hrs Crosscut (1mm) Engine Oil, 240Hrs Mandrel (6mm) Dupont Type(1/2 ˝ Φ) Color is generally black, but colors are available on request. Gloss : Semigloss, Flat Corrosion Resistance* Test Condition : Zinc Phosphatizing Pretreatment

KCC Product Name : KARUMEL PX8576(S) Properties Curing Schedule Gloss Corrosion Resis.* Adhesion Pencil Hardness Flexibility Impact Results 200 × 14 mins 25±10% Less than 3mm 100/100 HB~F No-crack 1kg/30 cm Tests Metal Temp. Gloss meter(60˚) Salt Fog, 500Hrs Crosscut (1mm) Mitsubishi uni Mandrel (6mm) Dupont Type(1/2 Φ) Color is generallly black, but Colors are available on request. Gloss : Semigloss Corrosion resistance* test condition : Zinc Phosphatizing

Experience List Customer M Co. D Co. Other Customers Total Sales Amount* Uses Luggage Racks Door Channel Luggage Racks Door Channel KCC Product PX4345(F) PX8576(S) PX4345(F), PX8576(S) *Unit: Ton/Year

Aluminium Wheels

Al-Wheel Coating System Pretreatment: Chromate or Nonchromate Clear: Solvent or Powder Color Base: Solvent or Powder Primer: Powder or Solvent

Recommendation Uses Wheels (Aluminium) Details Primer Base Coat Color, Metallic Clear Type Hybrid Polyester Acrylic Product EX8816-GY0637(DH) EX8816-GY0692(SW) EX8816-Hyperblack PX8576-Hyperblack PX8576(M)-SM- Supersliver (SY) AX4100-Clear

KCC Product Name : KARUMEL EX8816 Properties Curing Schedule Gloss Corrosion Resis.* Adhesion Hardness Flexibility Impact Results 180 × 10 mins Above 85% Less than 2mm 100/100 HB ~ F No-crack 1kg/50 cm Tests Metal Temp. Gloss meter(60˚) Salt Fog 1000Hrs Crosscut (1mm) Pencil Mandrel (6mm) Dupont(1/2 ˝ Φ) Color is generallly black, but Colors are available on request. Corrosion resistance* test condition : Zinc Phosphatizing Pretreatment Powder Products for Primer Base Coat

KCC Product Name : KARUMEL AX4100 Properties Curing Schedule Gloss Corrosion Resist.* Adhesion Weatheability Resist. Chip Resistance Impact Results 175 × 15 mins Above 85% Less than 3mm 100/100 >80% gloss retention Rating 3B 500g/50 cm Tests Metal Temp. Gloss meter(20˚) Salt Fog, 1000Hrs Crosscut (1mm) South Florida 2 years SAE J400 Dupont(1/2 ˝ Φ) Corrosion Resistance* Test Condition : Non-Chromate Pretreatment Powder Products for Clear Coat

Coating System: Powder Primer + Liquid Base + Powder Clear EX8816 TT6760 AX4100 PX8576 Properties Humidity Salt Spray CASS Filiform Chip Resistance Weatherability Resist. Thermal Shock Test Results No Blister & Appearance Change Less than 1mm Less than 3mm Less than 4mm Rating 8 >80% Gloss retention Above 99% Tests GMW14729 GMW3286 GMW14458 GMW15287 GMW14700 South Florida GM9525P *Corrosion Resistance* Test Condition : Non-Chromate Pretreatment Test Results of Typical Coating System

Experience List Customer D Co. S Co. DU* Co. Total Sales Amount* Uses Primer Base Coat Clear Top Coat Primer Base Coat KCC Product EX8816 AX4100 EX8816 *Unit: Ton/Year

Electrical Epoxy Powder Coatings

Characteristic of KCC Electrical Epoxy Powder Coatings Electrical resistance at high temperature Edge coverage Heat resistance Rapid curing Endurance Smooth uniform coating

Recommendation for Uses Uses Window Motor, Wipper Motor Blower Motor, ABS Motor Door Lock Motor, Antenna Motor Alternater Door Lock Motor Antenna Motor Window Motor Field coil Bus duct Application Type Electrostatic fluidized bed dipping system Electrostatic hot spray system Hot dipping Fluidized bed dipping Product EX4415-GA EX4415-GREEN(DY) EX4460-GREEN EX4419-GREEN EX4460-GREEN EX4419-BLACK(VA) EX4415-BUSBAR

Outline of process Electrostatic fluidized bed dipping system Pre-treatment Electrostatic fluidized dipping High frequency heating Cooling Electrostatic Fluidized bed Rotor Induction coil

Outline of process Electrostatic hot spray system Pre-treatment High frequency heating Post curing Cooling Rotor Stator Induction coil Electrostatic powder spray Spray BoothOven

KCC Product Name : KARUMEL EX4415-GA Properties Color Tg Impact Chemical Resistace Breakdown Voltage Volume Resistivity Cut Through Temp. Edge Coverage Particle Size Results Blue-green Min.130 Min.100in-lbs No severe affect Min.40kv/mm Min.10^15Ωcm Min.350 Min.40% Mean Size 60~80 Tests Visual DSC Gardner 15.9mmΦ Acetone immersion(1d) ASTM D149(modified) ASTM D257(modified) 0.7mmΦ,500g ½x ½x4bar,dipping Particle Size Analyzer 220 ×2minutes(M.P.T) cured, DFT 300~400 Electrical epoxy powder coating for motor

KCC Product Name : KARUMEL EX4419-BLACK(VA) Properties Color Tg Flow Rate Impact Breakdown Voltage Volume Resistivity Cut Through Temp. Edge Coverage Particle Size Results Black Min.100 Max.15% Min.100in-lbs Min.40kv/mm Min.10^15Ωcm Min.300 Min.40% Mean Size 35~55 Tests Visual DSC 20mmΦ, Dry Tablet Gardner 15.9mmΦ ASTM D149(modified) ASTM D257(modified) 0.7mmΦ,500g ½x ½x4bar,dipping Particle Size Analyzer 220 ×2minutes(M.P.T) cured, DFT 300~400 Electrical epoxy powder coating for motor

KCC Product Name : KARUMEL EX4460-GREEN, EX4415-GREEN(DY) Properties Color Tg Flow Rate Impact Breakdown Voltage Volume Resistivity Cut Through Temp. Edge Coverage Particle Size Results Green Min.110 Max.15% Min.100in-lbs Min.40kv/mm Min.10^15Ωcm Min.300 Min.40% Mean Size 50~70 Tests Visual DSC 20mmΦ, Dry tablet Gardner 15.9mmΦ ASTM D149(modified) ASTM D257(modified) 0.7mmΦ,500g ½x ½x4bar,dipping Particle Size Analyzer 220 ×2minutes(M.P.T) cured, DFT 300~400 Electrical epoxy powder coating for motor

KCC Product Name : KARUMEL EX4415-BUSBAR Properties Color Tg Flow Rate Impact Breakdown Voltage Volume Resistivity Cut Through Temp. Particle Size Results BLACK Min ~30% Min.100in-lbs Min.40kv/mm Min.10^15Ωcm Min.300 Mean Size 40~60 Tests Visual DSC 20mmΦ, Dry Tablet Gardner 15.9mmΦ ASTM D149(modified) ASTM D257(modified) 0.7mmΦ,500g Particle Size Analyzer 180 ×20minutes(M.P.T) cured, DFT 300~600 Electrical epoxy powder coating for Bus duct

Experience List Customer V Co. K Co. D Co. H Co. L Co. Total Sales Amount* Uses Rotors, Stators, Aramatures Bus duct KCC Product EX4419 EX4415 EX4415,EX4460 EX4415 *Unit: Ton/Year