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Manufacturing

We don’t trade packaging. We make it.

Every bag and film starts as polymer granules on our blown film line in Lohgaon, Pune. That means consistent quality, sizes made for you and no middleman in between.

4,200MT
Annual plant output
350–420MT
Monthly capacity
450kg/hr
Line output, up to
98.5%
First-pass yield

Source: Ecopoly technical report, August 2026

01 · How we make it

Blown film extrusion, step by step.

A continuous process: molten polymer is blown into a tall bubble of film, cooled, flattened and wound into rolls, ready to cut into bags.

Blown film extrusion line: hopper, extruder, die, bubble, nip rollers and winderFROST LINEGRANULES160–230 °CDIEBUBBLENIPCORONAWINDER123456
  1. 1Raw material dosingPolymer granules (LDPE, LLDPE, HDPE or bio-based PLA/PBAT) are blended with masterbatches for UV stability, colour, anti-block and slip, in automated gravimetric dosers.
  2. 2Plastication & extrusionA rotating screw in a heated barrel (160–230 °C) melts the mix into a smooth, uniform polymer melt.
  3. 3Annular dieThe melt is pushed up through a circular die to form a continuous tube of molten film.
  4. 4Bubble inflation & coolingAir inflates the tube into a tall bubble while a chilled air ring freezes it at the frost line, setting thickness and strength.
  5. 5Collapse & take-upCollapsing boards flatten the bubble into lay-flat tube, and nip rollers draw it up at a controlled speed.
  6. 6Corona treatment & windingCorona treatment prepares the surface for printing and bonding, then the film is slit and wound into rolls.

02 · Capability

Built for strength and consistency.

Multi-layer co-extrusion and a controlled blow-up ratio give film that is strong in both directions, batch after batch.

Plant datasheetLohgaon, Pune
Process
Multi-layer co-extrusion blown film
Blow-up ratio
1.5 : 1 to 4.0 : 1, for biaxial strength
Thickness range
12 to 200 microns, by product
Polymers
LDPE, LLDPE, HDPE, mPE, PP, PLA + PBAT
Trim waste
Recycled in-house

03 · Compliance

Consented by the Pollution Control Board.

Our plant holds a Consent to Establish & Operate from the Maharashtra Pollution Control Board, valid until 2032.

Consent to Establish & Operate

Maharashtra Pollution Control Board

Issued by
Maharashtra Pollution Control Board
Consent
Consent to Establish & Operate
Consent no.
MPCB-CONSENT-0000300117
Issued
28 Sep 2026
Valid till
31 Aug 2032
Category
Green (small-scale industry)
Licensed capacity
6,000 MT per year
Licensed products
Industrial & plastic packagingHeavy-duty liners & bagsMachine & hand stretch wrapShrink films & bundling bagsEco-Poly bio-based bags

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Green category unitClassified Green, the lowest-pollution category, by MPCB.
Zero trade effluentNo industrial wastewater is discharged from production.
Waste goes to recyclersPackaging waste is sold to authorised plastic recyclers.
Rule-compliant productsMade from polymer granules, only for items permitted under Maharashtra’s plastic rules.

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