The idea is simple: more filler usually means lower cost and better reinforcement. In practice, many compounds turn stiff, hard to mix and difficult to deair as soon as loading goes up. The f......
2026-10-29A toothpaste can look perfect in the lab and still disappoint in use: too abrasive, too thin, or separating in the tube. In most formulations, the deciding factor is not the flavor or the hum......
2026-10-28Fumed silica delivers reliable reinforcement, but it is also one of the most expensive components in a rubber or sealant formulation. For manufacturers facing cost pressure, the practical que......
2026-10-27Silicone Rubber Tears Too Easily? Evaluating IOTA HL7200 Hydrophilic Fumed Silica A silicone rubber compound may meet its initial hardness target but still fail a tear-strength test. Fo......
2026-10-22Coating Too Glossy? How to Evaluate IOTA FINE SIL 7300 for a Uniform Matte Finish A coating manufacturer develops a new formulation, but the finished surface looks too glossy. The custo......
2026-10-21Powder Flow Is Inconsistent During Feeding? Evaluate IOTA HB7139 Hydrophobic Fumed Silica A powder manufacturer may experience inconsistent feeding, poor flow through processing equipment or ......
2026-10-20A silicone sealant manufacturer increases the amount of hydrophobic fumed silica to meet a formulation target. The result is unexpected: the compound becomes harder to mix, the extrusion forc......
2026-10-19Why Does LSR Become Difficult to Process After Switching to High-Surface-Area Fumed Silica? A liquid silicone rubber manufacturer decides to evaluate a new fumed silica grade. The objec......
2026-10-16Why Does Grease Release Oil During Storage? What Should Be Checked Before Changing Fumed Silica? A grease manufacturer completes a production batch. The product initially appears unifor......
2026-10-15Why Is Precipitated Silica Difficult to Incorporate During Silicone Rubber Mixing? During silicone rubber compounding, a manufacturer may encounter a familiar production problem: The si......
2026-10-14Why Do Air Bubbles Appear During Silicone Sealant Mixing After Adding Fumed Silica? During silicone sealant production, a manufacturer may notice that more air bubbles appear after adding fum......
2026-10-13Why Does Hydrophilic Fumed Silica Form Agglomerates in Water-Based Coatings? A coating manufacturer adds hydrophilic fumed silica to a water-based formulation. The expectation is that a......
2026-10-12Can Precipitated Silica Be an Alternative to Fumed Silica in Glass Adhesives? Glass adhesive manufacturers may want to evaluate alternatives to their current silica grade while maintaining th......
2026-10-10Why Is a Silicone Sealant Hard to Extrude but Still Sags After Application? A silicone sealant manufacturer faces a frustrating situation: The sealant is difficult to extrude from the c......
2026-10-08Why Does Transparent Silicone Rubber Turn White After Stretching? A transparent silicone rubber sample looks acceptable in its normal state. But after stretching, the customer notices: ......
2026-09-30
