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Problema e solução

Respostas práticas para os desafios comuns dos materiais plásticos

11636 perguntas
Q
Internal shrinkage porosity of ECTFE thick-walled products
A
Internal quality of thick-walled parts is a technical difficulty
Molding Process ECTFEshrinkage porosity
Q
Brittle fracture of ECTFE rigid products
A
Product toughness is the guarantee of application safety
Material Analysis ECTFEbrittleness
Q
ECTFE melt residence time in the barrel too long
A
Reducing residence time is a basic principle
Processing Machinery ECTFEresidence time
Q
Difficult wall thickness control of large-diameter pipe
A
Q
Excessive shear degradation
A
ECTFE is shear sensitive and needs control
Molding Process ECTFEshear
Q
Processing temperature too low and poor plasticization
A
Processing temperature window determines plasticization
Molding Process ECTFEpoor plasticization
Q
Low efficiency of venting section
A
Vacuum venting is the key to quality control
Molds & Tooling ECTFEventing
Q
TOC content exceeding standard
Q
Difficult and uneven coloring
A
High temperature resistant pigments must be used
Molding Process ECTFEcoloring
Q
Insufficient chlorine gas permeation resistance
A
Chlorine resistance is related to crystallinity and stress level
Production & Quality ECTFEchlorine gas
ChemAI