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Low Shrink Additives/
Overview
ALITA L-7413 Low Profile (LP) Additive (Class A Surface / Paintable Type)
Category：Low Shrink AdditivesCode：ALITA L-7413 Low Profile (LP) Additive
Applications
ALITA L-7413 is a styrene-diluted low profile additive specifically designed for SMC/BMC molding processes.
- Appearance Quality: Enables the production of zero shrinkage molding materials with Class A surface finishes.
- Post-treatment Characteristics: Provides excellent paintability and partial tintability (coloring performance) to the finished parts.
- Application Areas: Widely used in automotive exterior parts, high-end industrial casings, and architectural decorative panels requiring high surface precision.
Specifications
| Inspection Items | Requirement | Unit | Test Remarks |
|---|---|---|---|
| Appearance | Light yellow liquid | -- | -- |
| Solid Content | 42 ~ 46 | % | -- |
| Viscosity | 5,000 ~ 6,000 | cps | LVT #4-60 rpm @ 25°C |
| Acid Value | 5.0 ~ 8.0 | mg KOH/g | -- |
| Shelf Life (25℃) | 12 | Months | Must be stored sealed away from light |
Usage Instructions
- Thickening Improvement: In actual production, if it's necessary to speed up the thickening effect of Magnesium Oxide (MgO), An additional 0.1 phr of water can be added to the formulation.
Storage & Handling
1. Packaging Specifications: Provided in 190 kg (55 gal steel drum) or 18 kg (5 gal square drum).
2. Environment: Must be stored in a cool, ventilated place, strictly avoiding direct sunlight.
3. Fire Safety: This product is a flammable liquid; keep storage and operation areas strictly away from heat and fire sources.
4. Inventory Management: While the product has a shelf life of up to 12 months (at 25°C), it is still recommended to follow the "First-In, First-Out" (FIFO) principle to ensure process stability.