Helmiplast 2528 is an outstanding polyurethane cement that contains special elastomers to yield extremely strong bonds. This adhesive displays excellent adhesion to various shoe materials such as leather, vinyl, urethane, rubbers and most synthetic materials. Helmiplast 2528 exhibits good heat, moisture and oil resistance as well as low temperature flexibility, and is also suitable for direct injection molding of vinyl to cemented uppers.
• High Green Strength
• Strong final bonds
• Excellent aging properties
• Good plasticizer resistance
• Heat, oil, and moisture resistance
• Easy to apply
| Chemistry | Solventborne |
|---|---|
| Application | Brush |
| Product & Surface Applications | Bonding leather, vinyl, urethane, rubbers, synthetic materials; direct injection molding of vinyl to cemented uppers |
| Formats | 5 US gallon pails |
| Coverage | 257 sq.ft./gal |
| Open Time | <10 minutes (requires heat reactivation) |
| VOC Content | 3.36 lb/gal (402 g/L); less water and exempt solvents |
| Shelf Life | 12 month shelf life from date of manufacture in unopened containers. |
| Freeze-Thaw Stability | Freeze/Thaw Stable - if chilled, warm to 22°C/72°F and mix well. |
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