products

Corrosion Resistance Epoxy Curing Agent , Epoxy Resin And Hardener

Basic Information
Place of Origin: china
Brand Name: WeiLi Resin®
Certification: ISO9001
Model Number: WQ-503
Minimum Order Quantity: 5000KG
Price: Negotiable
Packaging Details: 200kg/drum
Delivery Time: 14 work days
Payment Terms: L/C, T/T
Supply Ability: 500t/month
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Detail Information
Non-volatile Value(%): 50±2 Viscosity(m Pa·s): ≤2000
PH Value: 4.0~8.0 Epoxy Value(for Solid): 0.18~0.22
Exterior: Ivory Uniform Fluid Film Thickness: 50-60um

Product Description

Water Based Epoxy Emulsion WQ-503

 

WQ-503 is a kind of two-component waterborne epoxy resin, cooperated with amine curing agent, it can provide excellent corrosion resistance, currently, the combination of WQ-503 and curing agent WQ-040 produced by our company has been adopted by Shitupaint.

This product has the following features:

  1. Apply to primer, middle coat and finish topcoat
  2. Innovative water-based system, inline with strict emission regulations
  3. Available for 2k zinc rich primer
  4. It can be used in container, ship and other industries

 

 

Product components:

Epoxy resin cosolvent water

item WQ-503 Test method
exterior Ivory uniform fluid visual
Non-volatile value(%) 50±2 GB/T1725-2007
viscosity(m Pa·s) ≤2000 NDJ-79 rotary viscosimeter
pH value 4.0~8.0 GB 8325-1987
Epoxy value(for solid) 0.18~0.22 Hydrochloric acidacetone solution

 

 

 

 

 

 

 

 

 

 

 

 

 

 

The typical data of product:

 

 

Product characteristics:

  • Free of heavy metal
  • Excellent anti-rust, anti-corrosion performance;
  • Excellent properties of water resistance and salt fog resistance;
  • The superior application properties.

 

usage:

This product belongs to water borne epoxy latex which can prepare water borne epoxy latex resin flooring coating, the paint for railway,locomotive, bridge, and container, water borne epoxy anti-corrosion coat, domestic outfit paint and metallic paint

 

Storage conditions:this product should be stored sealed in a cool ventilation place with six months of quality guarantee period. The expired products can be continued to use if they are detected qualified.

 

 

The combination of WQ-503 and curing agent WQ-040

Film thickness: 50-60um at 80℃ for 30 mins, salt fog resistance: over 800 hours

Coating film Test

 

Primer Test Result

Item Test Result Test Method
Physical and Chemical Properties Original paint Uniform liquid Visual check
Paint film color Light grey Visual check
Hiding power, g/m2 80 GB/T 1720-1979
Original paint viscosity (T-4 cup at 25o) S 132s GB/T 1723-1993
Fineness, micron ≤30 GB/T1724-1979
Non-volatile matters, % 52 GB/T1725-2007
Surface drying time, min at 23℃ 20 GB 1728-1979
Hard drying time, h at 25℃ 5 GB 1728-1979
Baking time, min at 65℃ 30 GB/T1728-1979
Pot life, h at 25℃ 3 HG/T3668-2000-5.9
Mechanical Properties

Hardness

(pencil)

H GB/T 6739-2006
Flexibility, mm 1 GB/T 1731-1993
Impact resistance, KgNaN/50cm pass GB/T 1732-1993

Grinability

(20 times,320# sand paper

grindable GB/T1770-2008

Adhesion

(Cross-cut tape test)

1 GB/T9286-1998

Adhesion

(circle-cut tape test)

1 GB/ 1720-1979
Matching Compatibility with other coating Good
Corrosion resistance Water resistance at 23℃ 240 h , no bubbling, peeling off and rusting GB/T 1733-1993

Alkaline resistance

(at 25℃, 0.1N NaOH)

48 h GB/T9274-1998

Acid resistance

(at 25℃, 0.1N

H2SO4)

48 h, no bubbling GB/T9274-1998

Oil resistance

(at 25℃,10# Transformer oil)

48 h, no change HGT/ 9274-1998
Temperature alternating resistance (at -40℃ +60℃)
Salt fog resistance (480h) Bubbling at cross, not bigger than 2 mm at a single side GB 1771-2007

 

 

Contact Details
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