Product Overview

Sophisticated Sound Control with Natural Visual Harmony

Perforated Acoustic Birch Panels represent the pinnacle of architectural sound management. Designed for environments like concert halls, auditoriums, and open-plan offices, these panels use the "Helmholtz Resonance" principle to absorb sound energy. By precisely drilling or slotting the high-grade Birch plywood, sound waves are trapped and dissipated within the cavity behind the panel. This eliminates echoes and reduces reverberation times while maintaining the warm, bright aesthetic of natural Birch. Our CNC-controlled perforation process allows for endless design possibilities—from standard round holes to complex geometric patterns and micro-perforations that are nearly invisible to the eye.

Quality control is centered on acoustic performance and structural stability. We use only full-core Birch plywood to ensure that the edges of the perforations are clean and free from splinters or voids. The panels are typically backed with a black acoustic fleece (scrim) that provides additional sound absorption and hides the wall structure behind. Whether used as wall cladding or suspended ceiling baffles, our acoustic panels are engineered to meet specific NRC (Noise Reduction Coefficient) ratings, providing a tailored solution for any auditory environment.

NRC Rated 0.50 - 0.90Precision CNC PerforationIntegrated Acoustic FleeceMicro-Perf AvailableFormaldehyde Free

Technical Specifications

Perforation TypesRound, Slotted, Square, Micro
Perforation Ratio8% to 25% Open Area
Thickness9mm, 12mm, 15mm, 18mm
NRC RatingUp to 0.85 (with insulation)
Core Material100% Full Birch
Surface GradeS/B (Elite Grade)
Standard FinishRaw / UV Lacquer / Fire Rated

Primary Applications

  • Concert Halls & Theaters
  • Conference Rooms
  • Educational Lecture Halls
  • High-End Residential Cinemas
  • Airport & Station Terminals

Core Competitive Strengths

  • Acoustic Precision: Tuned for specific frequencies.
  • Visual Elegance: Seamless "Scandi" look.
  • Durability: Much stronger than gypsum acoustic boards.
  • Air Quality: Natural wood helps regulate humidity.

Trade Summary

MOQ30 Sheets
Lead Time25 to 30 Days
PackagingIndividually interleaved with foam
CertificationsISO 354 (Acoustic), FSC, CE
Standard Sizes600x600 / 600x1200 / 1220x2440mm
CustomizationBespoke perforation patterns
Tianma Lvjian Group Co., Ltd.

About Us

Tianma Lvjian is China Perforated Acoustic Birch Panels Manufacturers and Wholesale Perforated Acoustic Birch Panels Factory. With 27 years of professional experience in the research, manufacturing, and sales of Birch Plywood, we adhere to the principles of safety, practicality, environmental friendliness, and aesthetics. Our products consistently meet the European standard of E1, ensuring high levels of environmental safety. We use pure birch wood as the main material and continuously innovate to enhance the design and structure of our birch plywood. We also emphasize surface treatment techniques, delivering environmentally friendly, performance-stable, and visually unique new products to the market and our valued customers.

Honor

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ICTT-22019-TIANMA-LVJIAN-(NANTONG)-WOOD-STRUCTURE-TECHNOLOGY-CO.,-LTD
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TJIN2412003437PL02-1_EN
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TJIN2412003437PL01-1_EN
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(65073)VCP-12177
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(65072)VCP-12176
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CE-EN 13986
  • Birch Plywood
    100%
    Birch plywood
  • Safety Stock
    40000m³
    Safety stock
  • Capacity
    65000m³
    Annual production capacity
  • Export Countries
    20+COUNTRIES
    Export to over 20 countries
  • Experience
    20+YEARS
    dedicated experience in the wood industry
  • Personnel
    200+
    Highly qualified and technically competent personnel
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Logistics and Financial Terms

Perforated panels are delicate due to the removed material. We use reinforced crates and protective interleaving to ensure the holes remain dust-free and edges unchipped. Payment: 30% T/T deposit, 70% against B/L. We provide detailed "NRC Test Reports" and CAD templates for installation layout planning.

Acoustic Engineering

  • Large Perforation: Targets low-to-mid range frequencies (speech).
  • Micro-Perforation: Invisible holes; provides wide-band absorption with a solid-wood look.
  • Vs. Fabric Panels: Birch panels are more durable and offer a much higher fire-safety rating.

Perforation Patterns

From Linear Slotted Designs for a modern look to Offset Circular Grids, the pattern determines the acoustic performance. [Image showing different perforation patterns on birch plywood] Each panel is supplied with Factory-Applied Black Fleece to ensure no mineral wool particles escape from the wall cavity.

Green Building Commitment

Our acoustic panels support Human-Centric Design by creating quieter, more productive environments. They are made from FSC-certified timber and use ultra-low VOC adhesives, contributing points to WELL and LEED certifications. Using natural wood instead of synthetic acoustic foams ensures a long-lasting, biodegradable, and non-toxic interior solution.

Frequently Asked Questions
Q: How do I install these?
A: Usually on a timber or metal sub-frame with mineral wool behind them. Can be fixed with hidden clips or split battens.
Q: Are they fire rated?
A: Yes, we offer fire-retardant (FR) versions that meet Class B-s1, d0 standards for public buildings.
Q: What is "NRC"?
A: Noise Reduction Coefficient. A rating of 0.80 means the panel absorbs 80% of the sound that hits it.
Q: Can I see through the holes?
A: No, the black acoustic fleece on the back makes the holes appear dark and uniform.
Q: Can I clean them?
A: Yes, a vacuum with a soft brush attachment is best for removing dust from the perforations.
Q: Do the holes weaken the board?
A: We calculate the perforation ratio to ensure the panel remains structurally sound for wall or ceiling use.
Q: Can I get custom patterns?
A: Yes, our CNC machinery can follow any CAD drawing to create logos or custom designs.
Q: What is the benefit of Birch over MDF?
A: Birch is stronger, has much better moisture resistance, and the multi-ply edges look beautiful when exposed.
Q: Are they suitable for home theaters?
A: Excellent. They provide the professional sound control needed for clear dialogue and crisp audio.
Q: What size is best for ceilings?
A: 600x600mm or 600x1200mm are standard for drop-ceiling grids, while 1220x2440mm is used for seamless walls.
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