Blue thickened plastic bucket water cap

Analysis of Blue Thickened Plastic Bucket Caps 1. Core Functions and Design Features Sealing and Leak-Proof PerformanceMost designs adopt a screw-on sealing structure compatible with common bucket mouth sizes (e.g., 46mm, 55mm). The threaded engagement ensures a tight closure. Some products, like 25-liter chemical bucket caps, incorporate an additional tamper-evident ring to prevent accidental opening during transportation or storage while enhancing airtightness. Material and Durability Material: Primarily made of polyethylene (PE) or polypropylene (PP). Some products are labeled as "food-grade virgin material," meeting safety standards. Thickened Construction: Bucket caps are typically 20%–50% thicker, significantly improving impact resistance. For example, 25-liter chemical bucket caps can withstand prolonged outdoor exposure to sunlight and rain without cracking or aging. Color and Usage DifferentiationBlue caps are commonly used for water buckets, chemical containers, and ot…

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