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Highly concentrated polyethylene-based masterbatch with excellent pigment dispersion stability.
Optimized for low-migration performance, ensuring color consistency in demanding processing conditions.
Compatible with LDPE, HDPE, and LLDPE resins across a wide range of melt temperatures.
Free from heavy metals and compliant with EU RoHS and REACH regulatory requirements.
Low dust generation during handling, enhancing workplace safety and operational cleanliness.
Blown and cast polyethylene films for packaging, including grocery bags and agricultural mulch films.
Rigid PE containers such as bottles, caps, and closures requiring consistent color and UV resistance.
Rotational molded PE products including tanks, playground equipment, and outdoor furniture.
Extruded PE profiles for construction applications like fencing, decking, and trim components.
| Chemical Type | Polyethylene (PE) carrier-based masterbatch |
| Product Form | Free-flowing cylindrical pellets |
| Appearance | Uniform colored granules, no visible specks or agglomerates |
| Primary Applications | PE film, blow molding, rotomolding, extrusion profiles |
| Key Features | High dispersion, thermal stability up to 300°C, low odor |
| Recommended Dosage | 1–5 wt% depending on final color intensity and application |
| Storage Conditions | Store in dry, cool environment (<25°C); keep sealed to prevent moisture absorption |
| Regulatory Compliance | RoHS 2011/65/EU, REACH SVHC-free, non-food-contact grade |
Q1: What is the primary function of Sanhua PE W9050 Masterbatch?
A: Sanhua PE W9050 Masterbatch is a polyethylene-based additive concentrate designed to enhance melt flow behavior and improve processability during extrusion and injection molding of PE resins, particularly in demanding thin-wall or high-speed production environments.
Q2: Which PE resin types is this masterbatch compatible with?
A: It is formulated for optimal compatibility with a broad range of polyethylene grades, including LDPE, LLDPE, and HDPE. Performance may vary depending on resin density, melt index, and thermal history—pre-blending trials are recommended for critical applications.
Q3: How should Sanhua PE W9050 be incorporated into the base polymer?
A: It is typically introduced via gravimetric or volumetric dosing systems directly into the feed throat of extruders or injection molding machines. Pre-mixing with the base resin using a tumble blender or forced-action mixer is also effective to ensure uniform dispersion prior to processing.
Q4: Does this masterbatch affect the final mechanical properties of the PE part?
A: When used within the recommended dosage range, Sanhua PE W9050 generally maintains the tensile strength and impact resistance of the base PE formulation. Some reduction in elongation at break may occur at higher loadings; therefore, mechanical validation under actual processing conditions is advised.
Q5: Is Sanhua PE W9050 suitable for food-contact applications?
A: This masterbatch is not pre-certified for food-contact use. Customers intending such applications must conduct full regulatory evaluation—including compliance assessment against applicable regional requirements—and obtain formal approval from their end-use authority before deployment.
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E-mail: wangxingqiang@ericwchem.com
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China
