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惠州市博容新材料有限公司

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DOLPHS自干型绝缘漆AC-43变压器凡立水
CLEAR AIR DRYING VARNISH
PRODUCT DESCRIPTION
AC-43 is a high temperature; fast cure, air dry, modified polyester varnish. Perfect for dip or spray
applications where a clean clear protective coating is needed over various electric apparatus.
FEATURES & BENEFITS
• Quick drying
• Toughness and flexibility
• Good penetration
• Heat resistant
• Fast cure cycles
• Solderable
• Acid and alkali resistant
• UL Systems to 180°C

TYPICAL APPLICATIONS
• Stator Windings
• Coils
• Transformers
• Printed Circuit Boards
• Resistors
• Capacitors
TYPICAL PROPERTIES
Physical

Appearance/Color Light-Dark Amber
Density @ 77°F (25°C), Lbs/gal 7.0 –8.0
Viscosity @ 77ºF (25º C), Brookfield Viscometer, cps 20 – 70
Viscosity Dolph’s viscosimeter @ 77°F 5 – 20 sec.
Film Build, mils/side, ASTM D-115 1 - 1.5
Flash Point, °F 54
Thinner (solvent) T-200X

RMP/ds/AC43.05/07

VOC Content, ASTM D 6053, lbs/gal 4.3
Corrosive Effect on Copper None
Air Drying Time on Copper Strip, ASTM D-115, Min. Set to Touch
Tack Free
10
60


Electrical
Dielectric Strength, ASTM D115, volts/mil
Dry
Wet
2,000
1,200
Chemical Resistance
Water Excellent
Acid (10% Sulfuric Acid) Excellent
Alkali (1% Sodium Hydroxide) Excellent
Salt Water Excellent
Oil, ASTM D-115 Passed
Thermal Class (UL-1446)
Twisted Pair MW-24
MW-28
MW-35
155
130
180
APPLICATION GUIDELINES
AC-43 may be applied by brushing, dipping, or spray. It will air dry in one hour but can be baked to
improve its chemical and oil resistance. A 10-15 minutes bake at 300°F will provide a film with
optimum toughness and bond strength.
For fast conveyor operation, the following cycle is recommended. We recommend that all ovens be
preheated prior to the units being preheated and/or cured.
NOTE: AC-43 should be thinned 15% by volume for this type of cycle.
1. Preheat 10 minutes at 300°F.
2. Dip 15 seconds, or until bubbles have stopped.
3. Drain 45 seconds.
4. Bake 5 minutes at 300°F.
STORAGE AND SHELF LIFE
Shelf life is one year from date of shipment from our plant, when stored in closed containers at 70°F or below.
1. Store in cool, dry place at 70°F/21°C or below.
2. Protect from direct sunlight and sources of heat

联系方式
惠州市博容新材料有限公司
地址:惠州市博罗县园洲镇
电话: 请点击此处与厂家联系

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