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Problema e solução

Respostas práticas para os desafios comuns dos materiais plásticos

1343 perguntas
Q
Melt index differences between batches of PAR raw materials
A
PAR batch consistency is crucial for precision molding.
Material Analysis PARmelt indexbatchmolecular weight
Q
Outdoor weather resistance of PAR
A
PAR outdoor use requires light stabilization.
Material Analysis PARweather resistanceUVHALS
Q
Laser weldability of PAR products
A
PAR laser welding is an option for joining technology.
Material Analysis PARlaser weldingtransmittanceformulation
Q
PAR recycling challenges
A
PAR mechanical recycling is limited.
Material Analysis PARrecyclingdegradationmolecular weight
Q
Heat extension of cross-linked polyethylene XLPE products exceeding the standard
Q
Unstable cross-linking efficiency of cross-linked polyethylene XLPE
A
Unstable cross-linking efficiency is caused by uneven dispersion of assistants or fluctuations in process conditions, and needs to be solved from mixing and process stability.
Material Analysis cross-linking efficiencyuniform cross-linking degreeassistant dispersioncross-linking temperaturebatch difference
Q
Cross-linked polyethylene XLPE product surface roughness
Q
Random copolymer polypropylene pipe special material (Nordic standard) extruded products surface lusterless
A
A lusterless surface is caused by low die temperature or too fast cooling, requiring increased die temperature and slowed cooling.
Material Analysis lusterlessdie temperaturecooling ratedie polishingmelt temperature
Q
Random copolymer polypropylene pipe special material (Nordic standard) PPR pipe welded joint leakage
Q
Random copolymer polypropylene extruded products mechanical properties substandard
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