Product Details
Name OD: mm ID: inch Width: mm T/W Remark
Outer Non-wave fabric Φ600 3 250-320 30-50g/m2 1 layer
Middle Non-wave fabric Φ600 3 250-320 20g/m2 1-3 layers 2 High density filter fabric Φ600 3 250-320 20-30g/m2 1layer
Inner Non-wave fabric Φ600 3 250-320 20g/m2 1layer
Nose rib Φ400 ≥3 5-8 ≤1.2mm 1pcs 5
Elastic ear string Φ3-5 5-8 0.5-1mm 2pcs 6
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