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Heat Resistance Colored Powder Coating Epoxy Polyester Hybrid 60μM-120μM

Brand Name:	JIA ZHEN
MOQ:	Negotiable
Price:	Negotiable
Payment Terms:	L/C,T/T,Western Union
Supply Ability:	50000TONS/YEAR

Detail Information

Product Description

Detail Information

Place of Origin:

China

Certification:

ISO9001; SGS; ROHS

Spring Series:

Excellent Salt Spray Resistance, Resistance To High And Low Temperatures And Warmth, Rich And Uniform Colors, High Weather Resistance And Protective Colors

Electroplated Color Sports Buckle Series:

Structural Stability, Surface Weather Resistance (electroplating Process Forms A Protective Layer On The Surface, Which Can Resist The Corrosion Of Sweat And Slight Rainwater, Reduce Color Fading, Rust And Other Problems, And Extend The Service Life).

Packaging Details:

Inner packing :polyethylene bag; Outer packing :paper carton

Highlight:

epoxy polyester Colored Powder Coating

60μm Colored Powder Coating

120μm polyester powder paint

Product Description

Colored Spring Powder Coating

Colored spring powder coating is a functional powder coating developed for spring - like metal components (such as automotive shock absorber springs, household appliance support springs, mechanical precision springs, etc.). It combines color decoration and spring working condition adaptability. Its performance advantages are centered around the core usage requirements of springs, such as "high - frequency force bearing, fatigue resistance, and environmental corrosion resistance", and can be specifically divided into the following six dimensions:

1. Mechanical Performance Adaptability: Meeting the "Dynamic Force - Bearing" Requirement of Springs

The core function of a spring is to expand and contract repeatedly and bear dynamic loads. Therefore, the coating needs to have the characteristics of crack resistance, fatigue resistance, and no impact on elasticity. This is the core difference between colored spring powder coating and ordinary powder coating:

High adhesion and flexibility: Through the design of special resins (such as modified epoxy, epoxy - polyester hybrid) and curing systems, the coating adhesion reaches Level 0 in GB/T 9286 (no peeling in cross - cut test), and it has excellent flexibility (passing 1T - 2T in T - bend test, that is, no cracking when the coating bending radius is 1 - 2 times the thickness of the plate), avoiding coating peeling or cracking when the spring expands and contracts.

Outstanding fatigue resistance: After curing, the coating forms a uniform and dense film (usually with a thickness of 60 - 120 μm), with no internal stress caused by solvent residue. It will not cause coating peeling due to repeated fatigue stress of the spring (such as millions of expansion and contraction cycles), ensuring the long - term stable mechanical performance of the spring.

Balanced hardness and wear resistance: The pencil hardness can reach 2H - 3H (GB/T 6739), which can resist slight scratches during spring assembly and use. At the same time, it avoids coating embrittlement caused by excessively high hardness (ordinary high - hardness coatings are prone to cracking when the spring is under force).

2. Environmental Corrosion Resistance: Resisting Erosion in Multiple Scenarios

Springs are mostly used in complex environments such as automotive chassis, outdoor machinery, and the interior of household appliances, and need to withstand erosion from humidity, salt spray, oil stains, high and low temperatures, etc. The corrosion resistance of colored spring powder coating is significantly better than that of traditional liquid coatings:

Excellent salt spray resistance: By adding anti - rust pigments (such as zinc phosphate, aluminum tripolyphosphate) and blocked curing agents, the neutral salt spray test (GB/T 10125) can reach 500 - 1000 hours (adjusted according to coating thickness and formula), far exceeding the 200 - 300 hours of ordinary powder coatings. It can effectively prevent the rusting of automotive springs and outdoor mechanical springs.

Resistance to high and low temperatures and damp heat: It can withstand high - low temperature cycles of - 40℃ ~ 150℃ (some high - temperature resistant formulas can reach 200℃). After being placed in a damp - heat environment (40℃, relative humidity 95%) for 500 hours, the coating has no blistering, discoloration, or peeling. It is especially suitable for the working conditions of springs around automotive engines and heating components of household appliances.

Chemical medium resistance: It can resist the erosion of common chemical substances such as engine oil, brake fluid, and detergents (no swelling or loss of gloss after soaking for 24 - 48 hours), avoiding coating damage caused by oil penetration for household appliance springs and brake fluid dripping for automotive springs.

3. Color and Decorativeness: Balancing Aesthetics and Identification

As a "colored" coating, it meets the appearance requirements of different industries in terms of decorativeness while ensuring color stability:

Rich and uniform colors: It can be customized into various colors such as red, yellow, blue, gray, and black. Through electrostatic spraying, a uniform film layer is achieved (color difference ΔE ≤ 1.0, GB/T 11186), without common defects of liquid coatings such as sagging and pinholes, improving the visual texture of the spring.

High weather resistance and color retention: Outdoor formulas add ultraviolet absorbers and hindered amine light stabilizers (HALS). The xenon lamp aging test (GB/T 1865) can reach more than 1000 hours, and the color retention rate is > 90%, avoiding discoloration and chalking of outdoor springs caused by sun and rain.

4. Environmental Protection and Construction Advantages: Meeting the Needs of Industrial Upgrading

Compared with traditional solvent - based spring coatings, colored powder coatings have significant advantages in environmental protection and construction efficiency:

Zero VOC emission, environmental compliance: The coating composition only contains solid components such as resin, pigment, and curing agent, without volatile organic compounds (VOCs) such as benzene, toluene, and xylene. It complies with the national "VOCs emission reduction" policy (such as GB 30981 - 2020 "Limits of Harmful Substances in Industrial Protective Coatings"), reducing harm to the workshop environment and operators.

High construction efficiency and utilization rate: Using the electrostatic spraying process, the coating utilization rate can reach more than 95% (unattached powder can be recycled and reused), far higher than the 60% - 70% of liquid coatings. Moreover, the curing time is short (15 - 20 minutes at 180 - 200℃), which is suitable for the batch continuous production of springs (such as automated assembly lines).

No film defects, strong stability: Powder coatings have no problems of stratification and precipitation during storage, and there is no need to adjust the viscosity during construction. It can avoid film defects of liquid coatings caused by improper proportioning, reducing the scrap rate in the production process.

5. Long - term Usage Stability: Reducing Maintenance Costs

As a core mechanical component, the replacement cost of a spring is high. The long - term stability of colored spring powder coating can extend the service life of the spring:

High coating density and strong anti - penetration ability: After curing, a dense cross - linked structure is formed, which can effectively block the penetration of corrosive media such as water, oxygen, and salt into the spring substrate (steel plate, steel wire, etc.), avoiding the loss of spring elasticity caused by substrate rusting.

Durable aging resistance and weather resistance: Indoor formulas (such as household appliance springs) have no aging and cracking in long - term high - temperature and humid environments; outdoor formulas (such as engineering machinery springs) can resist ultraviolet rays and acid rain erosion, and the coating life can reach 5 - 8 years, reducing the maintenance and replacement frequency of springs.

6. Customized Adaptability: Meeting the Needs of Different Spring Scenarios

According to different application scenarios of springs (such as force - bearing strength, environmental corrosion, and appearance requirements), colored spring powder coatings can provide customized formulas:

High - elasticity formula: For high - frequency force - bearing springs (such as automotive shock absorber springs), a flexible resin system is adopted to further improve the fatigue resistance of the coating, ensuring that the coating is not damaged after millions of expansions and contractions of the spring.

High - temperature resistant formula: For springs around engines and heating equipment, high - temperature resistant resins (such as silicone modified epoxy, polyimide) are selected, which can withstand high temperatures of 200 - 300℃ without discoloration or peeling at high temperatures.

Insulation formula: For conductive springs in electronic equipment, insulation fillers (such as silica, mica powder) can be added to make the coating breakdown voltage ≥ 500V, meeting the insulation protection requirements.

Summary

The core advantage of colored spring powder coating is the combination of "functional adaptability + decorativeness + environmental protection". It not only solves the core pain points of springs, such as "no cracking under dynamic force and no corrosion in complex environments", but also improves the product appearance through color customization. At the same time, it meets the requirements of environmental protection and efficient production. Therefore, it is widely used in spring components in the automotive, household appliance, machinery, electronics and other fields, and has become the mainstream choice to replace traditional solvent - based coatings.

In conclusion, various colors and effects mentioned above can be customized according to customer requirements!

If you need to adjust the professional terminology in the translation to be more in line with the habits of a specific English - speaking market, or add a brief explanation of key performance indicators for foreign customers, I can help you optimize the translation content.

Our Advantage
 
1, Epoxy powder coating: offer the best corrosion protection.
2, Polyester powder coating: offer the highest exterior stability and performance.
3, Our products applied to indoor and outdoor.
4, Our products with SGS,Tuv, Rohs,TDS, MSDS, Certificate.
 
 
F&Q
Q:What color are available to me?
 
A:We usually carry a very large range of colors. Has access to over 300 paint color and texture. Feel to call us and ask if we stock your required color. If not we can customize.
 
Q:Are all the colors the same price?
 
A:NO. Some colors are more expensive due to their availability. Ingredients, such as texture powders, candies, metallic, glow in dark powders.
 
Q:Where can I find pricing information?
 
A:Our pricing structure is dependant on volume, technology and color choice. Please contact us for specific product pricing.
 
Q:Need more info?
 
A:We would love to help you with your Powder Coating questions and of course we look for ward to doing business with you. Let us know how we can help you.
 
Q:What kind of payment terms you can accept?
A:We accept PayPal, T/T , LC,and Western Union