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Premium Hot-Melt Adhesive Sticks

Our adhesive sticks are specifically formulated for lost foam casting applications. They provide instant, high-strength bonding between foam pattern components while ensuring complete gasification during metal pouring. The low-residue formulation prevents casting defects caused by adhesive contamination. With controlled viscosity and rapid setting time, these sticks enable efficient pattern assembly while maintaining dimensional accuracy. Excellent thermal stability ensures bonds remain secure throughout handling and compaction processes.

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    advantages

    Technical Specifications
    Available in 11mm diameter and 300mm length standard sizes, our adhesive sticks feature optimized melt viscosity for precise application control. The formulation achieves complete gasification below 450°C, synchronized with foam pattern decomposition. With ash content below 0.05% and gas generation under 45ml/g, these sticks minimize potential casting defects. Multiple grades accommodate different production requirements and environmental conditions.


    Material Composition
    Developed using proprietary polymer blends, these adhesive sticks contain specially selected resins, tackifiers, and stabilizers. The formulation excludes metallic fillers and high-ash components that could contaminate castings. All materials comply with international foundry safety standards and are environmentally responsible.


    Application Performance
    Designed for use with standard industrial glue guns operating between 160-190°C, these sticks offer 8-12 seconds of open time for positioning adjustments, followed by rapid setting within 15-25 seconds. The amber coloration provides visual confirmation of proper application coverage. Bonds achieve handling strength in under 60 seconds and full strength within 2 minutes.


    Quality Features
    Each production batch undergoes rigorous testing for gas generation, ash content, and bonding strength. Consistent diameter and composition ensure reliable performance throughout the stick length. The packaging provides moisture protection to maintain adhesive properties during storage and transport.


    Compatibility
    These adhesive sticks work effectively with all common lost foam pattern materials including EPS, STMMA, and EPMMA foams. They are suitable for both ferrous and non-ferrous casting applications across the full range of pouring temperatures.


    Benefits Summary
    The specialized formulation reduces overall gas generation during pouring, decreasing porosity risks. Complete gasification eliminates residual ash that could cause inclusion defects. Strong, reliable bonds prevent pattern separation during sand compaction. The consistent performance across varying production conditions ensures predictable results and improved casting quality.


    Recommended Usage Guidelines
    Apply adhesive in continuous beads of 3-5mm width for standard joints, increasing to 8-12mm for gating system connections. Ensure bonding surfaces are clean and properly aligned before adhesive application. Use appropriate fixtures to maintain alignment during the initial setting period. Store sticks in their original packaging at stable room temperature to preserve optimal performance.