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This article introduces how residual mixed material from continuous foaming lines can cause internal voids in batch-foamed flexible PU foam and provides chemical and management-based prevention strategies.
2025
11
06
This article introduces the causes and distinctions between shrinkage and collapse in flexible PU foam, explaining how to diagnose each issue and optimize key parameters like the TDI index and water/MC ratio to achieve stable foaming results.
2025
11
04
This article introduces how adjusting the TDI index controls the rebound rate of memory foam by tuning crosslink density, Tg region, and network relaxation behavior.
2025
10
31
This article introduces how environmental factors such as temperature, humidity, cleanliness, and ventilation affect the quality and consistency of high-resilience polyurethane foam.
2025
10
29
Introduces why foam additives temperature is critical in PU soft foam foaming, explaining its effects on reaction kinetics, product defects, and control strategies for consistent quality.
2025
10
27
This article introduces practical diagnostics and fixes—catalyst tuning, water control, preheating, and environmental measures—to prevent cracking in batch foam machine flexible PU Foam.
2025
10
23
This article introduces formulation strategies to tune mechanical, dynamic, and durability performance of flexible PU Foam while balancing density, cost, and process stability.
2025
10
21
This article introduces polyol and isocyanate selection, NCO index, catalyst–surfactant balance, density control, mechanical tuning, and durability/compliance for flexible PU foam.
2025
10
16
This article introduces the main causes of sticky surface defects in flexible PU foam and provides practical process, material, and surface-level solutions to prevent and correct them.
2025
10
14
This article introduces why flexible PU foam formulas often fail across regions, analyzing environmental, chemical, and process factors affecting reaction balance and stability.
2025
10
11
This article introduces key safety measures in flexible PU foam production, covering material management, process control, and system construction to prevent chemical and thermal hazards.
2025
10
07
This article introduces practical strategies to precisely manage thermal balance in polyurethane foaming—covering reaction heat, process-specific controls, formulation tactics, performance links, and emerging smart technologies.
2025
09
29
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