841 epoxy polyamide food container inner wall coating
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2020-03-29
It is composed of epoxy resin, polyamide curing agent, titanium dioxide, physical pigment, auxiliary agent and solvent.
Main characteristics · excellent water resistance and salt water resistance
·Excellent oil resistance and chemical resistance
·The film is tough, with excellent adhesion, impact resistance and other physical properties
·Good rust resistance and durability
·The paint film is non-toxic and tasteless after drying, and the product complies with the relevant regulations of the food hygiene law
·Product hygiene examination and approval document of Shanghai Health Bureau: hwsz (2003) No.61
·Type approval by China Classification Society
It is suitable for drinking water tank, distilled water tank, water tank, inner wall of water pipeline, granary
The inner wall of various food containers, such as beer cans, is used for protection and anti-corrosion coating.
Appearance white
Construction parameters volume solid content 65 ± 3% (determined according to GB / t9272 EQV iso3233:1998) (after mixing)
Ratio a component: B component = 100:24 (weight ratio)
Dry film thickness 80? M
Wet film thickness 123? M
Theoretical dosage 177g / m2
Flash point component a 27 ℃
Component B 27 ℃
Curing time (after mixing) (25 ℃) 30min
Application period (after mixing) (25 ℃) 8h
Drying time (25 ℃)
Surface dry ≤ 4H
Dry ≤ 24h
Fully cured for 7d
Recoat interval
Temperature
5 C
20 C
30 C
Shortest
48H
24h
16h
Longest
14d
7d
5D
It is recommended to apply 3 coats with dry film thickness of 250? M
702 epoxy zinc rich shop primer, 704 inorganic zinc silicate shop primer and 703 epoxy iron red shop primer can also be directly applied on the steel surface with sand blasting treatment reaching Sa2.5 level. Surface treatment and steel with oxide skin: sand blasting, derusting quality must reach gb8923-88 coating
Sa2.5 grade specified in the standard rust grade and derusting grade of steel surface before installation
·Steel without oxide skin: sandblast to Sa2.5, or grind to ST3 with pneumatic or electric elastic grinding wheel
. steel coated with shop primer: paint film damage, rust and white rust on zinc primer shall be subject to secondary derusting and polished to ST3 level
·Concrete surface: all dust, laitance and dirt on the concrete surface must be removed after the concrete is completely dry
Construction conditions: the temperature of base material shall be 3 ℃ higher than the dew point
·When the outdoor construction temperature is lower than 5 ℃, the reaction between epoxy and curing agent stops, so it is not suitable for outdoor construction
·Relative humidity not more than 85%
Painting method
Airless spraying diluent 103 diluent
Dilution 0-5% (by weight of paint)
Nozzle diameter 0.4-0.5mm
Spray pressure 20-30Mpa (about 200-300kg / cm2)
Air spray thinner 103 thinner
Dilution 0-5% (by weight of paint)
Nozzle diameter 2.0-3.0mm
Air pressure 0.3-0.5mpa (about 3-5kg / cm2)
Roll / brush thinners 103 thinners
Dilution 0-3% (by weight of paint)
Detergent 103 diluent
For safety measures, please refer to the MSDS of Shanghai Kailin paint factory.
Package a component 20L, barreled 14.2kg
3.4kg in 4L drum for component B
Shelf life 12 months
Note: components a and B must be mixed evenly
·If the coating interval is more than 7d, the surface of the paint film shall be sanded before the subsequent coating
Coating of paint to increase the adhesion between layers of paint film
·The paint film of food container must be washed with enough drinking water before loading. Please consult Shanghai Kailin paint factory for drying time and washing procedure
Note: in order to use the products of our factory correctly, please read the user's guide carefully.
It is stated that the above data and data of this product are accumulated based on our test and practical experience, and can be used as a construction guide. We only guarantee the quality of the paint when we do not know about the construction. We are not responsible for other problems. We have the right to modify this manual according to the continuous improvement of the product.
Thank you for reading. This is Jiujiang Kailin paint (trading) Co., Ltd
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Contribution, suggestion and communication: Weixin @ jxjjkl
Contact person of reference materials: Mr. Wang
Micro signal: jjkalin
Customer service QQ: 4783092
Contact information: 13707923500
Hotline: 0792-8212711
Contact information: No.1-3, East Tianhong complex building, xiangyangzha, Jiujiang City
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