Flame Retardant ABS Sheet Black

Flame Retardant ABS Sheet Black

7 month ago

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Foshan Anheda New Material Co., Ltd

 2 year year

Product details

Flame-retardant ABS plastic sheets are a type of modified thermoplastic engineering plastic. Based on traditional ABS resin (acrylonitrile-butadiene-styrene copolymer), it is a polymer material whose fire resistance is significantly improved by adding halogen-free flame retardants. Its basic composition retains the ternary structure of ABS—acrylonitrile (chemical resistance), butadiene (toughness), and styrene (rigidity)—but flame-retardant modification achieves a balance between safety and performance. AHD, with years of experience and expertise in producing flame-retardant ABS sheets, provides the market with consistently high-quality flame-retardant ABS sheets.

AHD FR ABS Sheet (Flame-Retardant ABS Sheet)

You might wonder, what's the difference between ABS flame-retardant sheets and regular ABS sheets? Let's take a look at their differences.

Essential Definition and Basic Composition Differences

Ordinary ABS sheets are thermoplastic engineering plastics made from acrylonitrile (A), butadiene (B), and styrene (S) ternary copolymers. The double bonds in the butadiene molecular structure give it a certain degree of toughness, but it has not undergone flame-retardant modification and is therefore a flammable material.

Flame-retardant ABS sheets, on the other hand, are functional plastics made by adding flame retardants (such as phosphorus-based, nitrogen-based, and halogen-free flame retardants) to ordinary ABS, significantly improving its fire resistance. Its core objective is to meet higher fire safety requirements while retaining the original mechanical and processing properties of ABS.

Flame Retardant ABS Sheet 35mm 45mm 55mm

Black FR - ABS Plastic Sheet

1. Flame Retardant Performance: A Fundamental Leap from "Flammable" to "Flammable Resistant"

Ordinary ABS sheets have extremely poor flame retardant performance, with an oxygen index of only 18%-20%, belonging to the UL94 HB level (slow burning, no self-extinguishing). They easily continue to burn when exposed to an open flame, releasing large amounts of black smoke and toxic gases during combustion.

Flame-retardant ABS sheets, through flame-retardant modification, have an oxygen index exceeding 25%, achieving UL94 V-0 level (self-extinguishing time ≤ 5 seconds for vertical burning at a thickness of 1.6mm) and even 5VA level (the highest flame retardant rating). During combustion, the flame retardant forms a dense char layer, isolating oxygen and heat transfer, effectively inhibiting flame spread, and significantly reducing smoke density (SDR), decreasing toxic gas release by approximately 30%.

2. Safety and Environmental Protection: An Improvement from "Toxic Combustion" to "Low Smoke and Non-Toxic"

When ordinary ABS sheets burn, the decomposition of butadiene produces large amounts of black smoke and toxic gases, posing a significant threat to human health and fire rescue operations.

Flame-retardant ABS sheets (especially halogen-free flame-retardant systems) produce safer combustion products:

Smoke density: lower, reducing the risk of smoke asphyxiation in fires;

Toxic gases: carbon monoxide generation <0.3%, and no halogen release (avoiding the strong corrosiveness of traditional halogenated flame retardants);

Environmental compliance: meets international environmental standards, suitable for environmentally sensitive applications such as electronics, electrical appliances, and medical equipment.

3. Physical and Mechanical Properties: Balancing Flame Retardancy and Practicality

The addition of flame retardants will have some impact on the original properties of ABS, but through modification techniques, a balance between flame retardancy and performance can be achieved:

Density: The density of ordinary ABS is slightly lower than that of flame-retardant ABS due to the addition of flame retardants;

Heat Deflection Temperature: The heat deflection temperature (HDT) of ordinary ABS is approximately above 100℃, while that of flame-retardant ABS is reduced to 75-90℃ due to the influence of flame retardants (but still meets the requirements for most room temperature applications);

Impact Resistance: The notched impact strength of ordinary ABS is approximately 10-15 KJ/m², while flame-retardant ABS, through the use of macromolecular phosphorus-based flame retardants, can maintain an impact strength retention rate of ≥80%, even better than that of ordinary ABS;

Processing Performance: The processing temperature of flame-retardant ABS is close to that of ordinary ABS (200-240℃), but attention must be paid to the screw speed to avoid decomposition of the flame retardant (such as phosphorus-based flame retardants).

Quick Comparison

	ABS Sheet	Flame-Retardant ABS Sheet
Flame retardant properties	Flammable (UL94 HB grade, oxygen index 18%-20%)	Flame-retardant (UL94 V-0/5VA grade, oxygen index ≥25%)
Safe and environmentally friendly	Large amount of smoke and toxic gases from combustion	Low smoke, non-toxic, and meets environmental standards
Physical Properties	Low density, high heat distortion temperature, moderate impact strength	Slightly higher density, slightly lower heat distortion temperature, good impact strength retention
Application Scenarios	General low-requirement scenarios (toys, ordinary household appliances)	High-end safety scenarios (electronics, automotive, medical)

The Core Advantages of Flame-Retardant ABS Plastic Sheets

Compared to ordinary ABS Plate (HB grade, flammable), flame-retardant ABS plastic sheets offer significant advantages in both safety and overall performance:

1. Superior Flame-Retardant Performance

Flame-retardant ABS meets UL94 V-0 or GB8624-2012 B1 (building materials) flame-retardant standards. In simulated fire scenarios, a dense carbonized layer forms on its surface within 10 seconds of contact with an open flame, effectively isolating oxygen and heat transfer. The combustion rate is reduced by 75% compared to ordinary plastics, and there is no halogen release (avoiding the toxic gas problems of traditional flame-retardant materials).

2. Low Smoke and Non-Toxic Safety Characteristics

Using a phosphorus-nitrogen halogen-free flame-retardant system, flame-retardant ABS produces a smoke density rating (SDR) ≤15 (far lower than the ≥50 of traditional materials), carbon monoxide generation is less than 0.3%, and no formaldehyde, benzene, or other harmful substances are detected. This completely resolves the contradiction of traditional flame-retardant materials being "fireproof but toxic," making it suitable for densely populated areas and residential environments.

3. Excellent Overall Performance

Mechanical Properties: Retains the high impact resistance (e.g., deformation rate ≤0.15% in extreme environments from -40℃ to 85℃), high strength, and fatigue resistance of ABS, making it suitable for applications subject to impact or vibration.

Processing Performance: Can be rapidly processed through injection molding, extrusion, thermoforming, etc., and supports secondary processing such as cutting, drilling, and bending to meet customized needs (e.g., architectural decorative panels, medical device housings).

4. Environmental Protection and Sustainability

It is a recyclable material, solving the problem of construction waste pollution.

Flame Retardant ABS Sheet 35mm 55mm 40mm

The “safety + performance” combination of flame-retardant ABS plastic sheets enables their application across multiple sectors in high-end manufacturing and public infrastructure projects, specifically including:

Electronics and Electrical Industry

As a flame-retardant ABS sheet (UL94 V-0 rated), it is widely used in components such as laptop casings, distribution boxes, appliance housings, and electrical conduits.

Automotive Industry

The lightweight properties (reducing vehicle energy consumption) and impact resistance (adapting to extreme environments) of flame-retardant ABS plastic sheets make them an ideal material for automotive interior and exterior components.

Building & Decoration Industry

With Class B1 flame retardancy and surface plasticity (capable of simulating over 200 textures like metal, stone, and leather), flame-retardant ABS plastic sheets serve as a core material in architectural decoration.

Medical Devices

Medical Devices: Its non-toxicity, corrosion resistance (withstands alcohol, iodine solutions, and other chemicals), and ease of processing (capable of forming complex housings) make it an ideal material for medical equipment.

Aerospace

Aerospace: Its lightweight properties (reducing spacecraft total mass) and electrical insulation (preventing electromagnetic interference) enable its use in manufacturing electronic components and structural parts for space probes and satellites, extending spacecraft lifespan.

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Foshan Anheda New Material Co., Ltd

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Address: Dongguan, China

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