Product Details
DB-7G Epoxy zinc rich primer series
Ⅰ、Introduction
DB-7G706 epoxy zinc rich primer is mainly composed of epoxy resin, zinc powder, antirust pigment, filler, auxiliary agent, solvent, etc. the epoxy zinc rich primer is a kind of coating with epoxy resin and epoxy resin as the main film-forming substance, with excellent adhesion, chemical corrosion resistance, good alkali resistance and hard coating;It is the main anticorrosive paint product, mainly used for anticorrosive coating, and the epoxy zinc rich primer is usually used as the primer of anticorrosive paint.
Ⅱ、Features:
It has excellent adhesion, chemical corrosion resistance, rust resistance, salt fog resistance, strong adhesion, acid resistance, alkali resistance and oil resistance, which can comprehensively improve the corrosion resistance and service life of steel structure substrate.
Ⅲ、Feature introduction
This product is a two-component epoxy coating product, with strong adhesion, tough paint film, excellent alkali resistance, oil resistance, salt fog resistance, chemical gas corrosion resistance. It is used as anticorrosive or antirust primer for steel and non-ferrous metals.
Ⅳ、Technical indicators
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Coating appearance: |
Iron red |
Paint ink appearance: |
Flat and smooth |
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Dry time: |
≤4 hours |
Working time: |
≤4 hours |
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Adhesion: |
≤level 1 |
Flexibility: |
≤1mm |
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Impact resistance: |
50kg.com |
Applicable time: |
5 hours |
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Soak in 3% brine for 168 hours: |
No blistering, no shedding, no embroidery |
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Inspection results |
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Project |
Technical indicators |
Inspection results |
Actual measurement |
Determination method (GB) |
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Product color |
Conform to sample |
Sign |
Grey |
Visual inspection |
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Film appearance (visual inspection)） |
Flat and smooth without impurities |
Sign |
Sign |
CB1721-79 |
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Gloss |
Matte |
accord with |
28°（60°angle） |
GB1743-79 |
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Solid content：% |
70 |
Sign |
75 |
GB/T1725-2007 |
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Zinc content：% |
50 |
Sign |
50 |
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Fineness：% |
≤30 |
Sign |
25 |
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Hardness：h |
≥2 |
Sign |
2 |
GB/T6739-2006 |
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Drying time |
Surface dry (min) |
≤20 |
Sign |
1 |
GB/T1728-1989 |
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Practical work (H) |
≤24 |
Sign |
24 |
GB/T1728-1989 |
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Bending resistance (mm) |
2 |
Sign |
2 |
GB/T1731-1993 |
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Impact strength（cm） |
50 |
Sign |
50 |
GB/T1732-93 |
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Adhesion: (grade) |
1 |
Sign |
1 |
GB1720-79 |
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Salt fog resistance:h |
≥500 hours |
Sign |
No blistering, rust or falling off |
GB/T1771-2007 |
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Ⅴ、Scope of application
Mechanical equipment, petrochemical equipment, external walls of various tanks, heavy steel structures, port machinery, railway and road transport vehicles, bridges, ships.
Ⅵ、Construction description
Proportion of epoxy anticorrosive primer: 5kg (oil): 1kg (solid): 1kg (thin)
Brush or spray one or two times of epoxy anti-corrosion primer: mix the prepared epoxy anti-corrosion primer with epoxy curing agent and diluent in proportion and mix for 1-2 minutes, which can be used for construction
Ⅶ、Precautions
The paint shall be stirred evenly before use, and must be used up within 4 hours after mixing with curing agent, so as not to affect the effect.
Ⅷ、Storage and safety protection
1. The product shall be stored in a cool and ventilated place to prevent direct sunlight, isolate the fire source and keep away from the heat source;
2.Operators shall wear safety masks and gloves to avoid contact with skin or eyes. In case of inadvertent contact, clean with water.
