Product Overview of PET Masterbatch
PET Masterbatch is an industry-acknowledged key material for achieving consistent colour performance within plastic manufacturing. Our PET Masterbatch is specially engineered for manufacturers prioritising reliability, colour stability and smooth processing performance. Rather than merely imparting colour to plastic articles, it sustains consistent quality from raw masterbatch pellets through to finished moulded products.
Distinct from conventional commercially-available masterbatches, our PET Masterbatch adopts a precision balanced formulation with carefully selected pigments and functional additives to deliver outstanding compatibility with PET resin. Every batch is developed to realise homogeneous dispersion, high tinting strength and long-lasting colour brightness, even when subjected to repeated thermal processing cycles. This embodies the core value of high performance masterbatch: it not only provides superior colouration, but also elevates overall product performance in each individual pellet.
Why PET Masterbatch Matters
PET resins used for manufacturing preforms, bottles, films and other PET end products are highly sensitive to processing temperature, drying conditions and additive compatibility. Insufficient pigment dispersion can compromise product transparency, cause color streaks and lead to material waste. For this reason, the adoption of a stable, high-quality PET masterbatch is critical to sustaining consistent production quality.
Our optimized formulation effectively reduces moisture absorption, stabilizes melt flow performance, and ensures uniform color distribution throughout extrusion and molding processes. The product has been fully validated in diverse production scenarios, including sheet extrusion, injection stretch blow molding and fiber spinning, delivering consistent and dependable processing results. Backed by years of independent research, practical field testing and continuous formula optimization tailored to actual production demands, this masterbatch features excellent operability and is widely recognized for stable and user-friendly performance.
Product Highlights
Bright and Stable Colors — Specially engineered for PET-based applications that demand outstanding clarity, gloss and visual appeal.
Excellent Dispersion — Effectively avoids color streaking, uneven coloration and pigment separation throughout processing operations.
High Compatibility — Compatible with both virgin PET and recycled PET feedstocks.
Controlled Moisture Content — Maintains moisture levels below 0.XX %, facilitating consistent extrusion performance.
Superior Thermal Stability — Tolerates processing temperatures as high as 260 °C, preserving color integrity without discoloration.
RoHS Compliant and Heavy-Metal Free — Delivers a safer option for packaging and consumer-product end-uses.
Technical Specifications
| Property | Typical Range / Value | Notes |
| Carrier Resin | PET | Designed for full compatibility with PET polymers |
| Pigment Content | 20% – 80% | Depends on target shade and opacity |
| Moisture Content | ≤ 0.2% | Tested after drying |
| Melting Range | 240°C – 260°C | Stable at common PET processing temperatures |
| Form | Uniform granules / pellets | No visible agglomeration |
| Dosage | 1% – 4% | Adjustable based on color intensity |
| Compliance | RoHS, REACH | Certificates available |
Applications by Material Type
Given that various plastic resins feature distinct processing properties, we offer targeted application guidance tailored to each base resin. Below are typical application segments and practical recommendations derived from real-world production experience.
1. PET Masterbatch Applications Well-suited for PET bottles, cosmetic packaging, beverage preforms and transparent films. Numerous bottle manufacturers adopt our masterbatch to attain rich color shades including deep blue, green and amber, whilst retaining outstanding transparency and clarity. It is also extensively utilized in PET fiber spinning, where stable color consistency is critical for long-run continuous production.
2. Polyethylene (PE) Based Masterbatches While PET constitutes our main product focus, we also supply custom masterbatch solutions for polyethylene. Applicable for films, sheets and injection-molded articles, these formulations deliver flexible processability and homogeneous color distribution during film blowing and other PE manufacturing processes.
3. Polypropylene (PP) Masterbatches Recommended for injection-molded goods, woven bags, household commodities and other PP end uses. As polypropylene is susceptible to pigment migration, our PP-grade masterbatch is specially formulated to mitigate fading, blooming and long-term color instability.
4. PVC Masterbatch Applications Widely deployed for cable sheaths, pipes, decorative films and other PVC products. Its formulation is optimized through a balanced blend of plasticizers and stabilizers to realize superior gloss, durability and weathering performance for PVC-based applications.
Across all resin types, the core principle holds true: proper selection of high-performance masterbatch helps cut production downtime, lower material waste and boost overall manufacturing efficiency.
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