Blown Film Calculator Tool

Accurately calculate weight, length, production output, and formula allocation.

Product Code

Material & Roll

Density (g/cm³)

Resin Cost/kg

Thickness (μm)

Core Diam (mm)

Film Length (m)

Roll Diam (mm)0

Trimmed Width (mm)0

Roll Weight (kg)0

Trim Waste (%)

Roll Cost0

Line Speed (m/min)

Roll Time (h:m)0:00

Extrusion Output

Die Diam (mm)

Gross Output (kg/h)0

Spec Output (kg/h/mm)0

Bubble Circ (m)0

Untrimmed Width (mm)0

Efficiency (%)

Net Output (kg/h)0

Tính theo 24 giờ/ngày × 360 ngày/năm.

Process Ratios

Die Diam (mm)0

Untrimmed Width (mm)0

BUR

Die Gap (mm)

Thickness (μm)0

DDR0

Bags

Bag Width (mm)

Bag Length (mm)

Bag Layers (1 or 2)

1000 Bags Weight (kg)0

1000 Bags Cost0

The calculations are for reference only.
Output, roll, and bag formulas use standard blown film physical coefficients (volume = width × thickness × length, mass = volume × density). Please verify with actual machinery specifications before production.