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1343 soru
Q
Performance decline caused by excessive regrind proportion in random copolymer polypropylene
A
Regrind performance decline is the result of thermal history accumulation; the regrind proportion and number of uses need to be strictly controlled.
Material Analysis regrindmolecular weight reductionantioxidantregrind proportionthermal history
9 görüntüleme
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Q
Low-temperature brittleness problem of random copolymer polypropylene PP products
A
PP low-temperature brittleness can be improved by selecting copolymer grades and adding toughening agents.
Material Analysis low-temperature brittlenesshomopolymer PPglass transitiontougheningPP COPO
10 görüntüleme
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Q
Large performance differences between different batches of random copolymer polypropylene 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
9 görüntüleme
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Q
Insufficient heat seal strength of homopolymer polypropylene film
A
Insufficient heat seal strength is caused by improper temperature, pressure, or time settings; heat seal process parameters need to be optimized.
Material Analysis heat seal strengthheat seal temperatureheat seal pressurefilm thicknessheat seal material
10 görüntüleme
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Q
Low-temperature brittleness problem of homopolymer polypropylene PP products
A
PP low-temperature brittleness can be improved by selecting copolymer grades and adding toughening agents.
Material Analysis low-temperature brittlenesshomo-PPglass transitiontougheningPP COPO
9 görüntüleme
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Q
Low-Temperature Brittleness Problem of Block Copolymer Polypropylene PP Products
A
PP low-temperature brittleness can be improved by selecting copolymer grades and adding toughening agents.
Material Analysis low-temperature brittlenesshomopolymer PPglass transitiontougheningPP COPO
9 görüntüleme
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Q
Large Performance Differences Between Different Batches of Block Copolymer Polypropylene Raw Materials
A
Batch differences are caused by fluctuations in raw material production, and a complete incoming material inspection and batch management system needs to be established.
Material Analysis batch differencemelt flow rateincoming material inspectionbatch managementprocess adjustment
9 görüntüleme
Tam Yanıtı Oku →
Q
Mechanical Properties of Polypropylene Extruded Products Not Up to Standard
Q
Insufficient Strength of Polypropylene Film
Q
Insufficient Heat Seal Strength of Polypropylene Film
A
Insufficient heat seal strength is caused by improper setting of temperature, pressure, or time, and the heat sealing process parameters need to be optimized.
Material Analysis heat seal strengthheat seal temperatureheat seal pressurefilm thicknessheat seal material
9 görüntüleme
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Tüm Konular 11636 Material Drying 1439 Injection Molding 1506 Molding Process 740 Molds & Tooling 1506 Processing Machinery 2025 Extrusion & Post 2239 Blow Molding 315 Thermoforming 141 Material Analysis 1343 Production & Quality 382
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