KINETICS® KNM

Loaded Limp Mass Acoustic Barrier Material

Acoustic Barrier Material

Description

Kinetics KNM mass-loaded, limp, vinyl barrier materials are used for enclosing noise sources, either draped around equipment, suspended between equipment and quiet areas, or lagged to the equipment casing. KNM materials are available in 0.50 psf to 1.0 psf (2.5 to 4.9 kg/m2) surface weight, in 54-inch wide x 20-yard (1372 mm x 18.2 m) rolls, with acoustical ratings of STC-21 to STC-26. Product is easy to cut and install. KNM 2.0 psf (10.8 Kb/m2) barrier material, model KNM-200B comes in 47.5-inch wide x 10-yard (1206 mm x 9.1 m) rolls.

Kinetics Model KNM-C Clearview Noise Barriers are transparent, limp, heavy PVC and are recommended for use in applications where it is necessary to maintain visual contact, yet achieve a high degree of noise reduction. KNM-C materials are available in 48-inch wide by 20 yard (1219 mm x 18.2 m) rolls with acoustical ratings of STC-21 and STC-26.

Sound Barrier Materials, Noise Barrier Materials

Application

  • Machinery covers
  • Wall and door septums
  • Noise curtain panels and enclosures
  • OEM applications

Product Descriptions

KNM-50C 1/2 PSF (2.5 kg/m2)
KINETICS Clearview barrier material, nonloaded and nonreinforced. Clearview is very limp, tough and water clear. Available in 48-inch x 20 yard (1219 mm x 18.2 m) rolls.

KNM-100C 1 PSF (4.9 kg/m2)
KINETICS Clearview barrier material, nonloaded and nonreinforced. Clearview is very limp, tough and water clear. Available in 48-inch x 20 yard (1219 mm x 18.2 m) rolls.

KNM-50B 1/2 PSF (2.5 kg/m2)
KINETICS limp barrier material, unreinforced and loaded with barium sulphate. Available in black color in 54-inch x 20 yard (1372 mm x 18.2 m) rolls.

KNM-100B 1 PSF (4.9 kg/m2)
KINETICS limp barrier material, unreinforced and loaded with barium sulphate. Available in black color in 54-inch x 20 yard (1372 mm x 18.2 m) rolls.

KNM-200B 2 PSF (10.8 kg/m2)
KINETICS limp barrier material, unreinforced and loaded with barium sulphate. Available in black color in 47.5-inch x 10 yard (1206 mm x 9.1 m) rolls.

KNM-50RB 1/2 PSF (2.5 kg/m2)
KINETICS limp barrier material, reinforced with a fiberglass screen, and loaded with barium sulphate. Available in light tan color in 54-inch x 20 yard (1372 mm x 18.2 m) rolls.

KNM-100RB 1 PSF (4.9 kg/m2)
KINETICS limp barrier material, reinforced with a fiberglass screen, and loaded with barium sulphate. Available in grey color in 54-inch x 20 yard (1372 mm x 18.2 m) rolls.

Specification

Barrier material shall meet the sound transmission loss and physical properties performance and the flammability standards listed.

Barrier material shall have a minimum continuous operating temperature range from -40°F to 180°F (-40°C to 82.2°C), be resistant to water, oils, weak acids, alkalies, and fungi, and have excellent weather resistance.

Barrier material to be Model KNM by Kinetics Noise Control, Inc.

Industrial and Environmental

Industrial Noise and Vibration Environmental Noise Control
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