Why Gel Powder Bridges in a 40 mm Auger
Why a full hopper feeds nothing, the three causes ranked by frequency, and five fixes from a desiccant lid to a mass-flow hopper, cheapest first.
Fines Below 150 Microns: The Hidden Tonnage in Every Bulk Bag You Unload
A hygiene convertor in Southeast Asia opened a 1,000 kg bulk bag and found 38 kg of it would pass a 150 micron screen. Nobody had asked for a fines limit in the purchase order, because nobody had thought fines were a specification. Six months later the converting line was running 4 percent slower, t…
What Mesh Size Survives a Mechanical Planter? Particle Size for Field Planting
A forestry contractor in Parana plants 1,400 hectares a year with a three-row carousel planter running at 4 km/h. In 2023 he switched gel suppliers to save 9 percent on the bag and did not check the screen cut. The new material was a 0.2 to 0.8 mm powder. Within two weeks the dosing augers were brid…
Specifying SAP for a Hygiene Core Converting Line
The trial run went well for forty minutes. Then the dust extraction filter loaded up, the forming drum started shedding, and the line was stopped three times in an hour to clean a bridge of powder off the metering screw. The SAP had passed every lab test on the specification sheet. What it had not p…
