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acoustic panel material

QRD-DW5/DW6 Cylinder Diffuser

Solid-wood cylindrical QRD body · Multi-dimensional, multi-angle scattering
Fire: GB 8624-2012 B1 · E1 formaldehyde

Table of Contents

Description

QRD-DW5/DW6 Cylinder Diffuser

QRD-DW5/DW6 solid-wood cylinder diffusers scatter sound through multi-dimensional, multi-directional, multi-angle diffusion — a good tool for improving the brightness of sound. The sculptural body also works as a visible design feature in studios and venues.

Key features

  • Solid-wood cylindrical QRD body
  • Multi-dimensional, multi-angle scattering
  • DW5: 350 mm diameter × 1800 / 2400 mm long; DW6: 300 mm diameter × 1800 / 2400 mm long
  • Original wood colour or painted finish

Material specifications

PropertyValue
NameQRD-DW5/DW6 Diffuser
StructureRubber solid wood, pine, etc. + veneer
SubstrateRubber solid wood, pine wood, etc.
FinishOriginal wood colour / paint
SpecificationDW5: width 350 mm, length 1800 / 2400 mm, thickness 350 mm; DW6: width 300 mm, length 1800 / 2400 mm, thickness 300 mm
Diffusion frequency range675 Hz – 2150 Hz

Where it is used

Studios, home cinemas, concert halls and theme commercial spaces.

Ordering & delivery

ItemDetail
Minimum order quantityQuoted per project — no fixed minimum for a documented layout
Production lead time15–25 working days from order confirmation
PackagingFlat-packed, 5 pieces per carton
Container loading20′ GP ≈ 800 pieces
TermsEXW Shanghai · FOB Shanghai · CIF on request
Payment30% deposit with order, balance against B/L copy by T/T; L/C at sight on request

Certification & test data

  • Reaction to fire (CN): GB 8624-2012 — B1
  • Formaldehyde: GB 18580-2017 — E1
  • Sound absorption: ISO 354 reverberation-room measurement; third-octave coefficients published above.
  • Chain of custody: FSC® CoC (FSC-STD-40-004 V3.1), certified by RINA and held in the name of Shanghai MST Industrial Co., Ltd. — valid to 11 November 2027.

Component test reports are issued to our manufacturing partners rather than to MST. Authorised copies, including laboratory and certificate numbers, are released with every quotation.

Samples

A half-scale diffuser section is despatched free of charge within 7 working days so you can check the geometry and the finish.

Talk to us about your project

Email your drawing, panel schedule or a square-metre count to sales@mstacoustics.com, or send the enquiry form on this page. We reply within one working day with pricing, lead time and freight options. Datasheets, colour charts and installation guides are collected in our technical resources library.

Frequently asked

How are cylinders mounted?
End brackets screw to wall or ceiling; hardware is supplied.

Can they be suspended?
Yes — suspended installs are common above mixing positions.

DW5 or DW6?
DW5 gives a slightly deeper well and lower working band; DW6 is the slimmer 300 mm body.

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