3-Pass Coating Flame Retardant Blackout Fabric

3-Pass Coating Flame Retardant Blackout Fabric for Hotel Rooms

Setting the standard for the luxury hospitality and commercial project industry, this fabric utilizes a rigorous 3-pass acrylic foam coating process combined with inherent fire safety technology. It guarantees absolute zero light penetration to ensure guest comfort and prevent jetlag, while simultaneously meeting the strict international Flame Retardant (FR) standards required for commercial buildings. This high-performance fabric provides a soft, elegant face material that drapes beautifully, proving that heavy-duty commercial functionality does not require sacrificing luxury aesthetics.

Key Advantages & Benefits:

Hospitality-Grade Light Blocking: The 3-pass coating (white-black-white foam layers) ensures absolutely zero pinholes and total light elimination.
Certified Fire Safety: Fully certified Flame Retardant (FR) for commercial use, passing rigorous tests to ensure guest safety and code compliance.
Luxurious Drape & Feel: Unlike older, stiff commercial blackouts, our advanced coating remains pliable, allowing for elegant, sweeping curtain folds.
Energy & Noise Efficient: Provides significant thermal insulation to lower hotel HVAC costs and dampens hallway/exterior noise for guest comfort.

Technical Specifications:

Composition: FR Polyester Face + FR 3-Pass Acrylic Foam Coating
Weight: 300 GSM - 380 GSM
FR Certifications: NFPA 701, BS5867, M1/B1 standards available
Width: Available in up to 280cm / 110" for large, seamless hotel windows

Versatile Applications:

Luxury hotel rooms, resort suites, and motel window treatments.
Cruise ship cabin curtains and maritime privacy drapes.
Hospital recovery rooms, clinics, and commercial presentation rooms.

Frequently Asked Questions (FAQ):

Q: What exactly is a "3-pass" coating? A: It means the back of the fabric is coated three times: a white layer to adhere, a black layer to block 100% of the light, and a final white layer to protect the black foam and look neat from the outside.
Q: Are the FR properties permanent? A: Yes, we utilize high-quality FR chemicals in both the face yarn and the coating itself, ensuring the fabric meets commercial fire codes for its entire operational lifespan.

What aluminum alloys do you use to make motorcycle engine cases?

We mainly use high-performance aluminum alloys such as ADC12 and A356. The ADC12 is ideal for complex shapes such as side covers due to its excellent flow properties, while the A356 is the first choice for structural parts such as crankboxes that require excellent strength and elongation. We use a spectrometer to confirm the composition of each melt to ensure material stability.

How to ensure the tightness of the engine cover and prevent oil leaks?

Preventing leaks is the core standard we ensure. We control internal density through precise high or low pressure casting parameters. After casting, we perform precision CNC machining on the sealing surfaces and perform pneumatic leak tests on the oil passages and water passages to ensure zero leaks in the assembly.

How long is the delivery lead time for OEM motorcycle engine covers

For new OEM projects, the lead time from mold design to T1 sample delivery is typically 35-50 days. Once samples are approved, our capacity of 5000 tons per year allows us to adjust mass production plans to meet your specific delivery deadlines

What surface polishing options do you provide for motorcycle engine case covers?

Our process includes Shot Blasting and vibration deburring to achieve a clean, matte appearance. At the same time, we can also prepare powder coated or painted surfaces based on the aesthetic requirements of your brand.

Application Background and Use Scenario

Heat Pipe R&D and Sample Preparation

Heat pipe development requires stable and repeatable sample-level processing before entering mass production. During R&D stages, engineers need precise control over heating, degassing, and welding preparation to verify product structure and process feasibility. This equipment is designed to support such sample preparation tasks under controlled conditions.

Process Validation Before Mass Manufacturing

Before scaling up to full production lines, manufacturers often need to confirm welding parameters, heating lengths, and degassing performance. This machine provides a practical platform for process validation, helping reduce risks during later mass production deployment.

Integrated Heating and Degassing Process

The heating process is controlled by both temperature and time, allowing operators to set parameters according to different pipe diameters and material requirements. This helps maintain consistent thermal conditions during sample processing.