Rubber granulator
The Problem
A company manufacturing rubber automotive door and weather protection seals used a large granulator to process the waste material ready for recycling. The noise level associated with this was 99dB.
The Solution
A purpose made metal acoustic enclosure was constructed around the granulator.
The material for recycling is fed into the granulator through a slot as can be seen in the photograph.
The Results
The noise level was reduced by 10dB to 89dB.
The Costs
£25,000 (2005 rates).
Information supplied by
Hutchinson (UK) Ltd.
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Activity
Noise control technique
Insulation (enclosure/screen/barrier)