Overview

Polymer grades by application

30 grades catalogued across the major commodity polymer families. Each entry covers MFI, density, typical processing, common applications, and equivalent grades from major producers.

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PP Homopolymer Injection Molding

PP
Injection molding · Thin-wall packaging, closures

Standard PP homopolymer for general injection molded parts. Balanced stiffness and flow. MFI 8–25 typical for closures and thin-wall containers.

MFI 12ρ 0.905

PP Homopolymer Thin-Wall Packaging

PP
Injection molding · Thin-wall pots and tubs

High-flow PP homopolymer for thin-wall food containers. Excellent flow, fast cycle times. Often nucleated for clarity.

MFI 45

PP Impact Copolymer

PP
Injection molding · Automotive, crates, paint pails

Heterophasic PP with rubber phase for impact strength at low temperatures. Standard for automotive trim and industrial containers.

MFI 10

PP Random Copolymer Clarified

PP
Injection molding / blow molding · Clear food packaging, housewares

Ethylene-co-PP with nucleating agent for high clarity. Drop-in replacement for some PET applications where heat resistance matters.

MFI 20

PP Fiber Spinning Grade

PP
Melt spinning · Nonwovens, carpets, ropes

Narrow MWD PP for fiber and meltblown nonwovens. Hygiene products, geotextiles, FFP masks.

MFI 25

PP BOPP Film Grade

PP
Biaxial film extrusion · Snack packaging, labels

Isotactic PP optimised for biaxially-oriented film line. Excellent clarity and stiffness for snack laminates and pressure-sensitive labels.

MFI 2.5

HDPE Blow Molding Bottles

HDPE
Extrusion blow molding · Detergent and dairy bottles

High-molecular-weight HDPE for bottles up to 10 L. Excellent ESCR and stiffness for HDPE detergent and dairy containers.

MFI 0.3 (HLMI 8)ρ 0.952

HDPE Pipe Grade PE100

HDPE
Pipe extrusion · Pressure water and gas pipe

PE100 bimodal HDPE for pressure pipe to ISO 4427 / EN 12201. MRS 10 MPa at 20 °C / 50 years. Black or RC variants for trenchless.

ρ 0.959

HDPE Injection Molding

HDPE
Injection molding · Crates, caps, pails

Standard HDPE for crates, closures, and rigid containers. Good stiffness, ESCR and processability.

MFI 8ρ 0.961

HDPE Film Grade

HDPE
Film blowing · Carrier bags, liners

Hexene-comonomer HDPE for high-stalk blown film. Excellent dart impact and tear for thin gauge bags and sacks.

MFI 0.05 (HLMI 4)ρ 0.948

LDPE Film Extrusion

LDPE
Blown film · Shrink and stretch hood film

General-purpose LDPE for shrink and lamination film. Good optical and processing window.

MFI 0.3ρ 0.923

LDPE Injection Molding

LDPE
Injection molding · Lids, soft toys

Soft-flex LDPE for injection molded lids and squeeze-fit closures.

MFI 20ρ 0.922

LLDPE C4 Film Grade

LLDPE
Blown film · General-purpose film

Butene-1 comonomer LLDPE. Cost-efficient blown film with good seal initiation. Heavy-duty sacks and liners.

MFI 1.0ρ 0.918

LLDPE C6 Film Grade

LLDPE
Blown film · Food and lamination film

Hexene-1 comonomer LLDPE. Higher dart and tear than C4. Lamination, food packaging and collation shrink.

MFI 1.0ρ 0.918

LLDPE C8 Stretch Film

LLDPE
Cast film · Pallet stretch film

Octene-1 metallocene LLDPE for cast stretch film. High puncture and cling, best in class for pallet wrap.

MFI 3.5ρ 0.917

MDPE Pipe Grade PE80

MDPE
Pipe extrusion · Gas distribution pipe

Yellow PE80 MDPE for gas distribution to EN 1555. MRS 8 MPa.

ρ 0.940

PVC Suspension Pipe Grade

PVC-U
Pipe extrusion · Sewer and drainage pipe

K-67 / K-68 suspension PVC for rigid pipe and fittings. Compounded with stabilisers (Ca-Zn or organotin in EU).

PVC Emulsion (Paste) Grade

PVC-P
Spread coating / dip molding · Coated fabrics, gloves, flooring

Emulsion-polymerised PVC for plastisol formulations. Spread-coated tarpaulin, dipped gloves, automotive underbody.

PVC Cable Compound

PVC-P
Cable extrusion · Cable insulation and sheathing

Pre-compounded flexible PVC for low-voltage cables. Phthalate-free formulations standard in EU since REACH restriction.

PET Bottle Grade

PET
Injection stretch blow molding (ISBM) · Beverage bottles

IV 0.78–0.82 dL/g bottle-grade PET for water and CSD. PPWR mandates ≥25% rPET in beverage bottles by 2025, 30% by 2030.

PET Fiber Grade

PET
Melt spinning · Polyester staple fiber, filament

Lower-IV PET (0.62–0.66) for textile fiber. Bottle-flake-derived rPET widely used since 2020 for sustainability claims.

PET Thermoforming Sheet

PET
Sheet extrusion + thermoforming · Trays, blisters, deli containers

APET sheet for clear thermoformed trays. CPET (crystalline) variant for ovenable containers up to 220 °C.

GPPS Injection Molding

GPPS
Injection molding · Cosmetics, optical, disposable

Crystal-clear GPPS for injection molded parts. Brittle, alloy with HIPS or use SBC for impact applications.

MFI 12

HIPS Extrusion Grade

HIPS
Sheet extrusion + thermoforming · Refrigerator liners, dairy

High-impact polystyrene sheet for thermoforming. Refrigerator inner liners, yogurt cups, vending cups.

MFI 4

ABS Injection Molding

ABS
Injection molding · Electronics, appliances, automotive

Standard ABS for general purpose injection molding. UL94 V-0 flame-retarded variants for IT and white goods.

MFI 20

ABS Extrusion Grade

ABS
Sheet extrusion + thermoforming · Refrigerator liners, suitcases, automotive

Higher-MW ABS for sheet extrusion. Co-extruded with PMMA cap layer for weather resistance.

Recycled HDPE Blow Molding

rPE / rPP
Extrusion blow molding · Detergent and household bottles

PCR HDPE from post-consumer bottle stream. Typical 30–100% inclusion in non-food packaging. Food-contact rPE limited to specific approved processes.

Recycled LDPE Film

rPE / rPP
Blown film · Refuse sacks, builder bags

Post-consumer or post-industrial LDPE for non-food film. Typical inclusion 30–80% with virgin LLDPE.

Recycled PP Injection

rPE / rPP
Injection molding · Crates, automotive non-visible

Mechanically recycled PP from rigid packaging streams. Suitable for non-aesthetic parts and dark colours.

Recycled PET Bottle

PET
Injection stretch blow molding · Beverage bottles

Food-grade rPET pellets from approved decontamination processes (EFSA-listed). Mandated minimum content under PPWR.

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