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Meltblown Nonwoven Fabric Extruder Screw Barrel
產品介紹
We offer high quality PP Meltblown Fabric Fack Mask Extruder Screw Barrel in best delivery date
Base material:
1)38CrMoAlA(JIS SACM645)
2)42CrMo(AISI 4140)
3)9Cr18MOV
Process:
Heat treatment
High-frequency quenching
Nitriding treatment
Hard-chrome electroplating
Bimetallic alloy welding
Bimetallic alloy centrifugal casting
Technical Parameters:
Nitriding depth: 0.50mm-0.80mm
Nitriding Hardness: 900-1000HV
Nitride brittleness: <= 1
Surface roughness: Ra 0.4
Linearity of the screw: 0.015mm
Chrome after nitriding surface layer hardness: ≥950HV
Chrome plating thickness: 0.025 ~ 0.085mm
Depth of double alloys: 3mm
Warranty and service: 1 year
General Parameters:
|
Singlerow Meltblow Nonwoven Production Line |
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Available width: |
1600mm |
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Availbale Raw Material: |
Polypropylene |
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Fiber diameter: |
2-5μm (micrometer) |
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Porducts GSM : |
15GSM-80GSM |
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Production line speed : |
≤80m/min |
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Max.Capacity : |
2 Tons / day |
Base material:
1)38CrMoAlA(JIS SACM645)
2)42CrMo(AISI 4140)
3)9Cr18MOV
Process:
Heat treatment
High-frequency quenching
Nitriding treatment
Hard-chrome electroplating
Bimetallic alloy welding
Bimetallic alloy centrifugal casting
Technical Parameters:
Nitriding depth: 0.50mm-0.80mm
Nitriding Hardness: 900-1000HV
Nitride brittleness: <= 1
Surface roughness: Ra 0.4
Linearity of the screw: 0.015mm
Chrome after nitriding surface layer hardness: ≥950HV
Chrome plating thickness: 0.025 ~ 0.085mm
Depth of double alloys: 3mm
Warranty and service: 1 year
