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Problema e solução

Respostas práticas para os desafios comuns dos materiais plásticos

11636 perguntas
Q
Bamboo pattern/melt fracture on the surface of low density polyethylene extruded products
Q
Severe screw wear of low density polyethylene injection machine
Q
Unstable cycle in low density polyethylene '2079851475616104452
Q
Large injection pressure fluctuation in low density polyethylene '2079851475616104452
Q
Large performance differences between different batches of low density polyethylene raw material
A
Batch differences are caused by raw material production fluctuations; a complete incoming material inspection and batch management system needs to be established.
Material Analysis batch differencemelt flow rateincoming material inspectionbatch managementprocess adjustment
Q
Low density polyethylene injection products with undersized dimensions below the lower limit
Q
Unstable screw retraction in low density polyethylene '2079851475616104452
Q
Low tensile strength of low density polyethylene injection products
A
Low tensile strength is mainly caused by material degradation or internal defects; processing temperature, shear, and regrind ratio need to be controlled.
Injection Molding tensile strengththermal degradationmolecular weightscrew rotation speedregrind ratio
Q
Burn marks/burnt spots on low density polyethylene injection products
Q
Low density polyethylene injection product coaxiality out of tolerance
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