Comparative project

Polyurethane screen mesh

Special screen cloth

wear-resisting property

good

Very good

passing rate

common

good

Replacement efficiency

good

good

working life

common

To improve substantially

reduce the noise

Heavy noise pollution

Significant noise reduction

Price–performance ratio

be poor

very high

Comparison data of transformation effect

Test items   

Steel/polyurethane screen

Blocking rate of upper layer

60~80%

≈0

Reduced by 60~80%

Blocking rate of lower layer

50%

≈0

Reduced by

50%

The effective opening rate of the upper layer

16.15%

30.60%

Increased by 14.45%

The effective opening rate of the lower layer

11.71%

20.35%

Increased by

8.64%

Screening efficiency

69.47%

93.57%

   Increased by 

      24.1%

Cycle load

446.95%

252.68%

Reduced by

194.27%