Cleaning of regrind plastic material - USA

This US-based factory produces door panels, bumpers, moldings, HVAC ducts, fluid systems etc. to the automotive industry

• The company had severe working environment problems with dust all over the factory
• The company also had difficulties separating dust from the regrind material. Only 30% of the regrind material was reused
• Tools and screens for machines required frequent cleaning of dust to avoid quality issues for the final product
• The solution had to increase the use of the regrind material, significantly reduce the dust problem to improve health & safety, and have a short pay-back period

• The Kongskilde system consists of the AirWash 50 with K-200 dust collector. Material inlet from grinder is transported through OK pipes with 160 mm diameter, while outlets to dust collector is OK pipes with 200 mm diameter
• The AirWash double cleaner system virtually removes all dust from the regrind material, and the output is ready for reuse in the blow moulding process
• The AirWash 50 comes with a blower MTD25 4,0 kW motor and a standard frame
• The dust is collected in the K-200 bags. The dust bags must be emptied weekly/bi-weekly depending on the material and grinding process

• The payback of the Kongskilde system was 6 months
• After installing the Kongskilde system, the reuse of grinded material increased from 30% to 80%, leading to significant financial savings
• Eliminating dust from the regrind material improved product quality and reduced the need of frequent cleaning of machines and tools
• Work environment improved through significant reduction of dust from the factory indoor environment, and the need to wash slippery floors was reduced