| HS Code | 782980 |
| Density | 0.905 g/cm³ |
| Melt Flow Rate | 3.5 g/10 min (230°C/2.16 kg) |
| Tensile Strength At Yield | 35 MPa |
| Elongation At Break | 12% |
| Flexural Modulus | 1400 MPa |
| Izod Impact Strength Notched 23 C | 45 J/m |
| Heat Deflection Temperature 0 45 Mpa | 100 °C |
| Vicat Softening Temperature | 155 °C |
| Melting Point | 165 °C |
| Rockwell Hardness | R95 |
As an accredited Braskem PP Homopolymer F030HC factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Braskem PP Homopolymer F030HC is packaged in 25 kg bags, with 1,000 kg per pallet, shrink-wrapped for protection. |
| Container Loading (20′ FCL) | 20′ FCL loaded with Braskem PP Homopolymer F030HC in 25 kg bags, palletized and secured for safe transport. |
| Shipping | Ship Braskem PP Homopolymer F030HC as non-hazardous polypropylene resin in sealed bags or bulk trucks. Keep dry, avoid direct sunlight and heat. Protect packaging from damage, store in ventilated area, and handle with standard industrial hygiene practices. |
| Storage | Store Braskem PP Homopolymer F030HC in a cool, dry, well-ventilated area away from direct sunlight, heat, and ignition sources. Keep containers tightly sealed when not in use to prevent contamination and moisture pickup. Avoid excessive dust accumulation; use proper grounding to prevent static discharge. Maintain indoor storage temperatures below 50°C (122°F). |
| Shelf Life | Shelf life is indefinite when stored in original packaging, protected from heat, moisture, and direct sunlight. |
| Segment | Core Standard / Directive | Test Method & Condition | Measured / Required Value |
|---|---|---|---|
| Underhood HVAC & fan shrouds | FMVSS 302, ISO 188 | Horizontal burn rate; tensile retention after 1 000 h at 135°C | <100 mm/min; >75% retention |
| Microwaveable food containers | FDA 21 CFR 177.1520, EU 10/2011 | EN 1186-1 overall migration, simulant D1 40°C/10 d | <10 mg/dm² |
| Warehouse pallets | ISO 8611-1:2021 | Static racking load, 500 kg class | Deflection<15 mm under load |
| AC condenser fan blades | UL 746C, IEC 60335-1 | RTI Mechanical with Impact 100°C; ball pressure 125°C | RTI >100°C; indentation <2 mm |
| Toy components | EN 71-3:2019, ASTM F963-17 | Migration of 19 elements, soluble barium & lead | Pb <23 mg/kg, Ba <1 500 mg/kg |
| Chemical filter housings | ISO 175:2010 | Immersion in 30% H₂SO₄, 10% NaOH, 23°C/30 d | Mass change <0.5%, no surface cracking |
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Braskem PP Homopolymer F030HC is a controlled-rheology polypropylene grade synthesised via Ziegler‑Natta catalysis with a targeted melt flow rate of 3.0 g/10 min when determined at 230 °C under 2.16 kg load in accordance with ISO 1133‑1:2022. Its designation conforms to the classification system of ASTM D4101 as a Type II homopolymer where the “F” prefix denotes film‑extrusion suitability and the “030” suffix reflects kilopoise‑corrected melt rheology rather than raw MFR alone. The grade is distinguished from conventional extrusion homopolymers by a bimodal molecular‑weight distribution engineered to balance orientability in the solid state with sufficient melt strength to resist draw resonance during high‑speed tape and cast‑film processing. Isothermal crystallisation half‑times measured by differential scanning calorimetry at 128 °C fall below 2.5 min for this nucleated variant, a characteristic that directly determines quench‑tank residence times and downstream winder tension settings.
In water‑bath quenched cast film converted to raffia tape, the non‑isothermal stretch‑induced morphology develops through a competition between smectic‑to‑monoclinic transformation and chain disentanglement within the interlamellar amorphous regions. On commercial tape‑stretching lines equipped with tri‑roll orienters, the maximum stable draw ratio achievable with F030HC reaches 7.5:1 at a pre‑heat godet temperature of 135 °C and a stretching‑roll temperature of 155 °C, beyond which fibrillation initiates at tape edges. This onset coincides with a molecular orientation factor fc exceeding 0.92 as determined by wide‑angle X‑ray diffraction pole figures, beyond which lateral cohesion between microfibrils is overcome by the axial stress concentration at density fluctuations introduced by catalyst residues. The controlled ash content of grade F030HC — typically < 150 ppm total Ti, Al, and Cl residues — is critical here; higher residue levels in certain competitive grades shift the fibrillation threshold downward by 0.5–1.0 draw ratio units, as observed on a KraussMaffei 60 mm single‑screw extruder with L/D 33 feeding a 1,200 mm flat die at a throughput of 680 kg/h. To extend operability, processors often adopt a two‑stage stretching with an inter‑draw annealing roll at 125 °C, a technique that raises the critical fibrillation strain by approximately 15 % and is particularly compatible with the bimodal architecture of this resin.
When tape lines exceed 300 m/min take‑off speed, melt temperature uniformity becomes the dominant control variable. A temperature window of 245–260 °C at the die lips, measured by infrared pyrometry to a tolerance of ± 2 °C across the width, suppresses die‑line formation that otherwise nucleates premature breakage during orientation. Grades lacking the high‑isotacticity backbone of F030HC — with isotactic pentad fraction [mmmm] below 96 % by 13C NMR — exhibit a lower critical shear rate for flow‑induced crystallisation at the die land, leading to surface defects known as “shark‑skin” that initiate slitting dust and reduce weaving efficiency on circular looms. Comparative production audits on Starlinger tape lines indicate that F030HC sustains a weaving looper break rate of < 0.5 per 1,000 m of tape when denier is held at 1,000 ± 50 den, whereas a standard non‑nucleated homopolymer of identical MFR averages 1.8 breaks per 1,000 m under the same conditions.
Capillary rheometry on a Göttfert Rheograph 25 reveals that F030HC enters the sharkskin melt‑fracture regime at an apparent shear rate of 1,200 s−1 when extruded at 210 °C through a 20:1 L/D die, compared to 850 s−1 for a conventional homopolymer with a unimodal molecular weight distribution of equivalent weight‑average molar mass. The difference is traceable to the high‑molecular‑weight tail in the bimodal distribution, which acts as an energy‑elastic reservoir that stabilises the free surface of the extrudate. For cast film gauges below 30 µm, this translates into a practical maximum line speed of 195 m/min before count of optical gel defects measured per 10 m² exceeds 5, based on inline camera inspection using an ISRA Vision system. Operators aiming for sub‑20 µm films often compound a slip‑aid masterbatch, but with F030HC the addition level needed to maintain a coefficient of friction below 0.25 (as per ASTM D1894) is reduced by 30 % relative to broader‑distribution grades, lowering migration‑related organoleptic risks in food contact.
No additional pre‑drying is prescribed when the resin is stored at ambient relative humidity below 60 %; however, vacuum‑assisted hopper loading is recommended in tropical coastal installations where dew‑point exceeds 22 °C. Moisture absorption above 0.05 wt% leads to hydrolysis of residual aluminium alkyls carried over from the catalyst kill step, generating vapour that manifests as micro‑bubbles in the melt curtain and increases haze by 2–3 % points per 100 ppm moisture increment in 50 µm biaxially oriented film.
| Property | Test Method | F030HC | Standard Homopolymer (MFR 3.0) | Random Copolymer (MFR 2.5) |
|---|---|---|---|---|
| Melt Flow Rate (230 °C/2.16 kg) | ISO 1133-1 | 3.0 g/10 min | 3.0 g/10 min | 2.5 g/10 min |
| Tensile Yield Strength | ISO 527‑2 / ASTM D638 | 36 MPa | 33 MPa | 28 MPa |
| Flexural Modulus (1% secant) | ISO 178 / ASTM D790 | 1,650 MPa | 1,450 MPa | 1,100 MPa |
| HDT B (0.45 MPa, unannealed) | ISO 75‑2 / ASTM D648 | 105 °C | 98 °C | 83 °C |
| Notched Izod Impact (23 °C) | ISO 180‑1A / ASTM D256 | 3.2 kJ/m² | 3.5 kJ/m² | 9.0 kJ/m² |
| Isotacticity Index (xylene solubles) | ISO 16152 | 98.5 % | 96.0 % | 94.0 % (with ethylene) |
The differentiated stiffness profile — a flexural modulus 14 % higher than that of an equivalent‑MFR standard homopolymer — permits down‑gauging of injection‑moulded caps and closures by 0.15–0.20 mm without sacrificing top‑load performance, provided the mould temperature is maintained at 35–50 °C to counteract the faster surface‑freeze time of the nucleated formulation. Cavity‑pressure sensors in a 48‑cavity hot‑runner mould consistently record peak filling pressure 8–12 bar lower for F030HC versus a non‑nucleated control, an effect attributed to the lower zero‑shear viscosity arising from the controlled rheology design. Cycle‑time reductions of 0.4–0.7 s have been documented on 280‑ton electric injection‑moulding machines, translating to an energy‑cost saving per closure that can be quantified using Euromap 60.2 energy‑measurement protocols.
A limitation emerges in closed‑loop bottle‑to‑bottle recycling environments where post‑consumer PP flake containing residual peroxide‑based colour removers is blended with virgin F030HC. Even at regrind addition rates as low as 15 wt%, the presence of hydroperoxides formed during the decontamination washing stage (at concentrations of 2–5 ppm active oxygen) triggers chain scission that reduces the onset of oxidative degradation temperature, measured by TGA in air, from 235 °C to 218 °C. This shift is sufficient to cause localised discoloration and melt‑flow drift exceeding 0.8 g/10 min during residence‑time‑distribution tails exceeding 8 minutes in hot‑runner systems. Avoidance of this phenomenon requires limiting regrind fraction to below 10 % or co‑feeding a phosphite‑lactone stabiliser blend at 0.15 wt%, which restores the induction time as measured by oxidative induction time at 200 °C (OIT per ISO 11357‑6) to the virgin value of ≥ 42 min.
In monolayer BOPP tenter‑frame lines, the grade is typically processed at a melt temperature of 250–260 °C with a machine‑direction stretch ratio of 4.8–5.2:1 and a transverse‑direction ratio of 8.0–9.0:1. The high crystallisation temperature of the nucleated formulation — 128 °C on cooling at 10 K/min — shortens the necessary cooling‑roll contact length by approximately 12 % relative to non‑nucleated competitors, an advantage during revamp of legacy lines where roll stack length is fixed. Film haze measured at 25 µm thickness stays in the range of 1.0–1.5 % (ASTM D1003) when a water‑contact (quench) roll temperature of 18–22 °C is maintained, but rises steeply to 3.5 % if roll temperature exceeds 30 °C due to surface‑roughness imprinting from spherulitic growth at the film‑roll interface. No measurable extractables exceeding 0.5 mg/dm² appear in 95 % ethanol at 60 °C, meeting the overall migration limit of EU Regulation 10/2011, while specific migration of antimony — a catalyst residue — remains below the detection limit of 0.005 mg/kg when tested per EN 1186‑1 food simulant protocols.
| Regulation | Relevant Clause / Test | Status for F030HC |
|---|---|---|
| FDA 21 CFR | § 177.1520 Olefin polymers | Conforms, all extractives below threshold |
| EU 10/2011 | Overall migration (EN 1186‑1), simulants A, B, D2 | < 10 mg/dm² |
| REACH (EC 1907/2006) | Annex XVII restrictions | No substances of very high concern (SVHC) present above 0.1 % w/w |
| RoHS 2 (2011/65/EU) | Annex II restricted substances | Cadmium < 100 ppm, lead, mercury, Cr(VI) not detected |
| CONEG | Heavy metals: sum Pb, Cd, Hg, Cr(VI) | < 100 ppm |
Injection‑moulded appliance components where low‑temperature impact is not the primary fitness‑for‑use criterion — for instance, washing‑machine pump housings operating at sustained temperatures of 60–80 °C — benefit from the warpage resistance imparted by the high crystallisation temperature and the associated reduction in post‑moulding secondary crystallisation. Differential scanning calorimetry of mouldings aged for 72 h at 80 °C shows that secondary crystallinity evolves by less than 2 % compared to 5–7 % for a non‑nucleated homopolymer, correlating with dimensional stability across multiple heat‑cool cycles. It is, however, unsuitable for sub‑zero service environments; Charpy notched impact at −20 °C falls to 1.2 kJ/m², mandating a switch to block‑copolymer or compounded TPE‑modified grades when the ductile‑to‑brittle transition temperature must be driven below −30 °C.
