Cast-Film Filler Masterbatch

Filled Masterbatch for Cast Film | Domestic PE Blown Film Filling | White Calcium Carbonate Injection Molding

Dongguan Qihao plastic specializes in the production of cast film filling masterbatch, using high-quality domestic calcium carbonate raw materials, specially developed for PE blown film, cast film and injection molding process. This product uses a special surface activation treatment process to achieve excellent mechanical and optical properties at high filling ratios.

Product Basics

Attribute
Specs
Raw material type
Domestic heavy calcium carbonate (calcium carbonate content ≥ 98%)
Appearance morphology
White cylindrical pellets
Melt Index
2.0±0.5g/10min(190℃,2.16kg)
Referral Add Ratio
Cast film: 15-30% | Blown film: 10-25% | Injection molding: 20-40%

Core Advantages

- High whiteness maintenance: calcium powder whiteness ≥ 95°, effectively reducing the yellowing index of the base material
- Excellent dispersibility: special coupling agent treatment to avoid agglomeration and precipitation
- Increased light transmittance: light transmittance retention rate of film products ≥ 92%
- Strong mechanical properties: tensile strength retention rate > 85%
- Moisture content ≤ 0.3% without additional drying
- Passed ISO9001 quality system certification, batch difference is controlled at ± 3%
- Foundry cooperation: establish customized production lines with Sinopec and Nordic Chemical

Typical Applications

CPP/CPE cast film
Food packaging film, hygiene material base film, self-adhesive protective film
Blown films
Shopping bags, stretch wrap, agricultural mulch
Injection Molded Articles
Household containers, industrial accessories, electrical enclosures

Packaging & Shipping

Standard Packaging: 25kg/composite bag or 25kg/carton
Full pallet transport: 1.35 t/pallet (pallet + wrapping film)
Logistics aging: next day arrival in the Pearl River Delta | 2 days in Jiangsu, Zhejiang and Shanghai | 3-4 days in remote areas
Shipping mode: Express delivery/vehicle/luggage flexible choice
* Please consult sales for specific packing plan and arrival time
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