| HS Code | 698891 |
| Density | 0.905 g/cm³ |
| Melt Flow Rate 230 C 2 16kg | 2.2 g/10 min |
| Tensile Stress At Yield | 35 MPa |
| Elongation At Yield | 11% |
| Flexural Modulus | 1650 MPa |
| Notched Izod Impact Strength 23 C | 4.0 kJ/m² |
| Heat Deflection Temperature 0 45 Mpa | 100 °C |
| Vicat Softening Temperature | 155 °C |
| Rockwell Hardness | R 100 |
| Melting Point | 165 °C |
As an accredited SABIC PP Homopolymer 5002P factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | SABIC PP Homopolymer 5002P is packaged as pellets in 25 kg bags, palletized and wrapped for safe transport and storage. |
| Container Loading (20′ FCL) | 20′ FCL container loaded with SABIC PP Homopolymer 5002P, packed in 25kg bags, palletized, and secured for safe transport. |
| Shipping | SABIC PP Homopolymer 5002P ships as a non-hazardous plastic resin in sealed bags or bulk containers. Keep dry, away from heat, ignition sources, and direct sunlight. Transport in clean, covered vehicles to prevent contamination. No special dangerous-goods classification required, but handle with standard industrial hygiene practices. |
| Storage | Store SABIC PP Homopolymer 5002P in a clean, dry, well-ventilated area away from direct sunlight, ignition sources, and excessive heat. Keep the original sealed packaging intact to prevent moisture uptake and contamination. Avoid storage near strong oxidizers. Maintain moderate temperature and low humidity. Use first-in, first-out rotation to preserve material quality. Protect bags from damage and mechanical impact. |
| Shelf Life | Shelf life is indefinite if stored in a dry, cool place, protected from direct sunlight and extreme heat. |
Field observations from high-cavitation closure production show that SABIC PP Homopolymer 5002P with a melt flow rate of 10–12 g/10 min as determined by ISO 1133-1:2022 balances filling pressure, hinge stiffness, and demolding stability when the mold is held between 10°C and 25°C. The relevant compliance structure includes FDA 21 CFR 177.1520 for food-contact olefin polymers, EU No 10/2011 with migration testing under EN 1186-1, and REACH/RoHS substance restrictions for export configurations. Formulation addition ratios on total compound weight are typically 0.05–0.25 wt% nucleating agent masterbatch, 0.05–0.15 wt% slip masterbatch, 0.5–2.0 wt% pigment masterbatch, and 0.05–0.2 wt% antioxidant masterbatch. The production process uses hydraulic or all-electric injection molding machines with clamp force of 150–300 t, hot runner valve gates, melt temperatures of 220°C–245°C, injection pressures of 800–1400 bar, and holding pressures of 400–700 bar. Cycle times for 29/25 mm beverage caps commonly fall between 5 s and 12 s depending on cavitation and cooling-channel layout. Terminal closure types are tamper-evident beverage caps, flip-top dispensing lids, cosmetic closures, and detergent bottle closures. The primary failure mode is hinge whitening and fracture after repeated flexing; processing below 10°C mold temperature freezes orientation into the 0.25–0.40 mm hinge region, and long-term hinge life is better evaluated by flexural fatigue fixtures rather than by single-cycle tensile data from ISO 527-2:2012.
On high-cavitation thin-wall lines producing dairy cups with wall thickness 0.35–0.60 mm, the grade is used for higher modulus and stackability rather than for impact-copolymer ductility. The formulation addition ratio on total compound weight is typically 2–4 wt% nucleating/clarifying masterbatch, 0.10–0.40 wt% antistatic masterbatch, 0.02–0.08 wt% processing aid masterbatch, and 1–2 wt% white or color masterbatch. The relevant food-contact framework is EU No 10/2011 and FDA 21 CFR 177.1520, with overall migration limit 10 mg/dm² and organoleptic testing where dairy fats require EN 1186-1 migration contact conditions. The production process is accumulator-assisted high-speed injection molding with injection speeds of 200–450 mm/s, melt temperatures of 230°C–250°C, mold temperatures of 10°C–20°C, and cooling times of 4–8 s. Flow length-to-wall-thickness ratios above 150:1 are achieved by combining high injection speed with polished tapered sprues and full-round runner geometries. Terminal finished products are portion cups, yogurt cups, dessert pots, fruit containers, and snap-on lids. The critical operational boundary is wall thickness below 0.30 mm, which raises short-shot frequency unless injection speed is pushed beyond 450 mm/s; mold temperature above 25°C extends cycle time and aggravates sink marks at gate bosses and side-wall ribs.In thick-walled logistics crates, SABIC PP Homopolymer 5002P is processed at lower mold temperatures to reduce cycle time, but this raises the probability of weld-line separation and warpage if gate sequencing is not matched to the filling pattern. The compliance framework for non-food crates is primarily REACH Regulation (EC) No 1907/2006 and RoHS 2011/65/EU, with FDA 21 CFR 177.1520 and EU No 10/2011 applied when crates are used for food transport or packaged produce contact. Formulation addition ratios on total compound weight are 0.2–0.6 wt% UV-stabilizer masterbatch, 0.1–0.3 wt% antioxidant masterbatch, 1–2 wt% pigment masterbatch, and 0.1–0.3 wt% slip masterbatch for denesting. The production route is injection molding with clamp force of 500–1200 t, melt temperature 220°C–250°C, mold temperature 15°C–30°C, sequential valve-gate or hot-runner sequential gating, and total cycle times of 20–40 s for crates of 30–60 L capacity. Terminal products include logistics totes, retail display crates, storage boxes, institutional waste containers, and stackable transport bins. The main process limitation is sink-mark development at rib intersections when nominal wall thickness exceeds 4 mm; mold temperatures above 30°C reduce sink but increase cycle time and may cause sticking at polished stacking bosses.
| Downstream zone | Core standard or regulation | Test method or clause | Plant verification record |
|---|---|---|---|
| Cast film | EU No 10/2011; FDA 21 CFR 177.1520; REACH 1907/2006 | EN 1186-1; ISO 8295; ASTM D1003 | Migration report, haze value, coefficient of friction |
| Injection-molded closures | FDA 21 CFR 177.1520; EU No 10/2011; REACH 1907/2006 | ISO 527-2:2012; ISO 1133-1:2022 | Tensile yield stress, batch MFR, hinge flex fatigue log |
| Thin-wall packaging | EU No 10/2011; FDA 21 CFR 177.1520 | EN 1186-1; ISO 178:2019 | OML report, flexural modulus, short-shot rate |
| Non-food crates and thick-wall housewares | REACH 1907/2006; RoHS 2011/65/EU; FDA 21 CFR 177.1520 for food-transport crates | ISO 178:2019; ISO 1133-1:2022 | Flexural modulus, batch MFR, SVHC declaration |
| Gamma-sterilized labware | USP <88> Class VI; ISO 10993-5; FDA 21 CFR 177.1520; RoHS 2011/65/EU | ISO 10993-5; USP <87> | Biocompatibility report, radiation dose map, yellow index |
| Small appliance housings | IEC 60335-1; UL 94 HB; RoHS 2011/65/EU; REACH 1907/2006 | UL 94 HB; IEC 60695-2-11 | Flammability certificate, glow wire report, SVHC declaration |
Validation of gamma-sterilized PP homopolymer labware requires that the resin, colorant package, and processing aids survive ionizing radiation without generating cytotoxic degradation products. SABIC PP Homopolymer 5002P is processed into diagnostic and laboratory consumables under ISO 13485:2016 quality management, with finished-component biocompatibility assessed per USP <88> Class VI and ISO 10993-5 cytotoxicity. Food-contact statements for non-sterile kit packaging reference FDA 21 CFR 177.1520 and EU No 10/2011, while RoHS 2011/65/EU limits lead and cadmium at 0.1 wt% and 0.01 wt% respectively in homogeneous materials. Formulation addition ratios on total compound weight are 0.10–0.50 wt% radiation-stabilizing masterbatch, 0.05–0.15 wt% slip masterbatch, and 0.02–0.05 wt% acid-neutralizing masterbatch; phthalate plasticizers and heavy-metal colorants are excluded.
The downstream production route uses injection molding machines in ISO 14644-1 Class 7 cleanrooms, with melt temperatures of 220°C–240°C, mold temperatures of 20°C–35°C, and post-mold deionized-water washing with silicone-free packaging. Sterilization doses of 25–40 kGy gamma or electron-beam irradiation are applied after packaging, and lot release includes tensile elongation and yellow index comparison against unirradiated controls. Terminal finished products include specimen cups, Petri dishes, centrifuge tubes, pipette tips, and diagnostic kit housings. The operational boundary is explicit: gamma doses above 50 kGy initiate measurable chain scission in homopolymer PP, reducing tensile elongation and increasing extractables; autoclave reuse at 121°C is not recommended for thin-wall consumables because cyclic thermal expansion can distort sealing surfaces and pipette tip orifices. Published data for 5002P at doses beyond 50 kGy is limited; each radiation-stabilizing additive package should be qualified with extraction studies per ISO 10993-12.
Production molds for small appliance housings operate with a narrow melt-temperature window because excessive shear heat lowers molecular weight and increases flash, while insufficient heat produces short shots at far-from-gate ribs. SABIC PP Homopolymer 5002P is used here for non-impact structural parts where electrical safety compliance is IEC 60335-1 and flammability rating is UL 94 HB, with REACH Regulation (EC) No 1907/2006 and RoHS 2011/65/EU substance restrictions applying to all export configurations. Formulation addition ratios on total compound weight are 0.2–0.5 wt% heat-stabilizer masterbatch, 0.1–0.3 wt% antistatic masterbatch, and 1–2 wt% pigment masterbatch; for parts exposed to ambient UV in handheld appliances, an additional 0.2–0.5 wt% UV-stabilizer masterbatch is used. The downstream production process is injection molding with clamp force 120–300 t, hot runner or cold-runner direct sprue gating, melt temperatures of 220°C–250°C, mold temperatures of 20°C–45°C, and post-molding dimensional stabilization for 24 h at ambient temperature before final assembly. Terminal part types are vacuum cleaner nozzle bodies, handheld appliance motor covers, battery adapter frames, internal mounting brackets, and appliance footings. Shrinkage after molding is typically in the 1.2–1.8% range, so critical sealing bosses require secondary reaming or gas-assisted packing to maintain assembly tolerances. The process boundary is set by impact toughness: the grade is not appropriate for drop-impact-exposed housings at temperatures below 0°C, and unless a halogen-free flame-retardant package is separately validated, the base formulation should not be claimed for UL 94 V-2 or better ratings.
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SABIC PP Homopolymer 5002P is a pelletized extrusion-grade polypropylene homopolymer supplied without intentional ethylene comonomer in the polymer chain. The absence of ethylene comonomer differentiates the product from propylene-ethylene random copolymers at the crystallization level: isotactic polypropylene sequences pack into a higher crystalline fraction at the same cooling rate, which increases rigidity and heat resistance while reducing low-temperature impact toughness. Under ISO 1133-1:2022 at 230 °C with a 2.16 kg load, the melt mass-flow rate is 2.2 g/10 min. The nominal density determined by ISO 1183-1:2019 Method A is 905 kg/m³. These values place the grade in the low-flow segment of polypropylene extrusion resins, where melt strength during sheet take-off is favored over spiral-flow length in thin-wall injection tools.
On a monolayer cast-sheet line built around a 75 mm single-screw extruder with L/D 30:1, a barrier screw, and a 60/100/60 mesh screen pack, barrel temperatures are typically set from 200 °C in the feed throat to 230 °C at the die adapter, with die temperature held at 220 °C to 230 °C. The chill-roll stack is maintained at 18 °C to 30 °C to fix sheet flatness and limit post-crystallization shrinkage. Published data for this specific configuration is limited; actual settings depend on die width, screw speed, and downstream gauge-control equipment. Polypropylene homopolymer pellets do not normally require desiccant pre-drying under closed storage, but surface moisture from condensation after outdoor storage or rapid temperature changes should be removed by drying at 80 °C for 2 h before extrusion.
Tensile yield stress for 5002P is approximately 35 MPa under ISO 527-2:2012 using type 1A specimens tested at 50 mm/min. Flexural modulus is approximately 1450 MPa under ISO 178:2019 at 2 mm/min. Notched Izod impact at 23 °C falls in the range of 3.0 kJ/m² to 4.0 kJ/m² under ISO 180/A:2019. The heat deflection temperature at 0.45 MPa is approximately 95 °C under ISO 75-2/B:2013, and the Vicat softening temperature A50 is approximately 153 °C under ISO 306:2022. Non-isothermal differential scanning calorimetry under ISO 11357-3:2018 at 10 °C/min typically records a peak melting temperature of 160 °C to 165 °C and a crystallization exotherm near 120 °C to 125 °C for this homopolymer class. These are representative published values, not specification limits; lot-dependent variation and specimen preparation affect results.
The property contrast between 5002P and a random copolymer of similar melt-flow class is not marginal. A propylene-ethylene random copolymer with an MFR near 2.0 g/10 min typically shows tensile yield stress of 24 MPa to 28 MPa and flexural modulus of 900 MPa to 1000 MPa. A heterophasic impact copolymer of similar MFR may show a flexural modulus of 1100 MPa to 1300 MPa but retains much higher notched Izod impact at 23 °C, frequently above 20 kJ/m². The homopolymer 5002P therefore provides higher stiffness and higher thermal resistance than the random copolymer, but it sacrifices cold-impact response. The difference is most apparent at -20 °C, where homopolymer impact drops sharply and published data for this specific configuration is limited; radiused corners, low draw ratios, and controlled sheet thickness are necessary to avoid brittle fractures in formed parts.
| Property / test method | 5002P homopolymer | Random copolymer | Impact copolymer |
|---|---|---|---|
| Melt mass-flow rate, g/10 min, ISO 1133-1:2022 | 2.2 | 2.0–3.0 | 2.0–3.0 |
| Density, kg/m³, ISO 1183-1:2019 | 905 | 895–905 | 900–910 |
| Tensile yield stress, MPa, ISO 527-2:2012 | 35 | 24–28 | 20–25 |
| Flexural modulus, MPa, ISO 178:2019 | 1450 | 900–1000 | 1100–1300 |
| Notched Izod impact at 23 °C, kJ/m², ISO 180/A:2019 | 3.0–4.0 | 8–15 | 20–60 or no break |
Because the homopolymer lacks ethylene interruptions along the chain, the crystalline fraction develops more fully, producing a measurable increase in HDT/B and Vicat softening temperature. However, the same crystallinity also produces more brittle behavior at low temperatures and a higher post-mold shrinkage. For applications requiring repeated impact at refrigeration temperatures, a random copolymer or impact copolymer should be evaluated because the homopolymer 5002P is not designed to provide ductile failure under those conditions.
In deep-draw thermoforming of monolayer sheet between 0.8 mm and 1.5 mm, the sheet surface temperature is controlled at 155 °C to 165 °C, measured by infrared pyrometry. At this temperature the low MFR of 2.2 g/10 min helps maintain sheet position in the clamp frame, but the forming window is narrower than that of a random copolymer because the homopolymer crystalline melting point is higher and the plateau of rubbery behavior is shorter. If the sheet surface exceeds 170 °C, localized wall thinning in the bottom corners becomes difficult to control and stress whitening can occur during draw-induced crystallization. Mold surface temperatures are held at 20 °C to 35 °C to stabilize the formed shape. Post-mold shrinkage of 1.0% to 1.6% after 24 h under ISO 294-4:2018 may be observed, and tooling must compensate for this in critical dimensional zones.
When 5002P replaces a random copolymer in an existing thermoforming tool, two operational boundaries are relevant. First, the higher heat deflection temperature at 0.45 MPa of approximately 95 °C allows higher hot-fill exposure than a random copolymer with HDT/B values near 80 °C to 90 °C. Second, the lower notched Izod impact restricts use in packages that experience impact at refrigeration or freezer temperatures; a drop at 4 °C may cause cracks in thin-gauge corners. These two factors act in opposite directions on package design and must be balanced through material distribution analysis. Heating uniformity is particularly important with 5002P because local hot spots above 170 °C create thin zones that become crack-initiation sites after demolding.
Biaxially oriented polypropylene film conversion with a low-MFR homopolymer requires cast-sheet quenching below 25 °C to limit spherulitic growth before the machine-direction orientation zone. In tenter-frame BOPP lines operating at machine-direction stretch ratios of 3:1 to 5:1 and transverse-direction ratios of 8:1 to 10:1, the molecular weight distribution and stereoregularity of 5002P influence draw force and web stability. Published data for this specific configuration is limited; homopolymers with an MFR near 2.2 g/10 min are generally directed to thick sheet, opaque film, or technical sheet rather than ultra-thin high-speed BOPP because draw forces can become excessive in the longitudinal direction. In compounding operations, 5002P can serve as a high-stiffness carrier resin for mineral fillers, provided that the filler loading is not so high that the already low MFR prevents dispersion; a twin-screw compounding extruder with L/D 36:1 to 40:1 and distributive mixing elements is typically required for uniform dispersion at filler loadings above 20% by weight.
Storage of the polymer in contact with aromatic hydrocarbons, chlorinated solvents, or oxidizing acids at temperatures above 60 °C is not recommended because swelling and oxidative chain scission can occur. Polypropylene homopolymer is not compatible with strong oxidizing agents such as fuming nitric acid or hot concentrated sulfuric acid. These boundaries apply to the base resin; additives or concentrates may introduce additional restrictions.
Food-contact status for polypropylene homopolymer is established under 21 CFR 177.1520 for olefin polymers in the United States. The regulation permits polypropylene for food-contact articles when the final article meets extraction testing appropriate to the intended food type and use condition; the pellet-level compliance statement alone is not sufficient. In the European Union, Commission Regulation (EU) No 10/2011 applies, with an overall migration limit of 10 mg/dm² for food-contact plastics; migration testing must be conducted on the formed article using the correct food simulant and time-temperature condition. The resin supplier can provide a statement for REACH compliance under Regulation (EC) No 1907/2006, indicating that no SVHC is present above the 0.1% w/w threshold per article. RoHS compliance under Directive 2011/65/EU is relevant only when 5002P is incorporated into electrical or electronic equipment; restricted substances such as lead, cadmium, mercury, hexavalent chromium, and specific brominated flame retardants must be verified in the homogenized material of the final EEE article.
| Regulation / standard | Clause or test method | Verification requirement |
|---|---|---|
| 21 CFR 177.1520 | Olefin polymers | End-use extraction testing in final article with appropriate food simulant |
| Commission Regulation (EU) No 10/2011 | Annex I; overall migration limit 10 mg/dm² | Migration testing under worst-case time and temperature for the intended food category |
| REACH | Regulation (EC) No 1907/2006, SVHC candidate list | Resin supplier statement; no SVHC above 0.1% w/w per article |
| RoHS | Directive 2011/65/EU | Applies to EEE final products; restricted substances in homogenized material |
The operational boundary for food applications is that 5002P must not be mixed with contaminated regrind from non-food sources unless the regrind has been verified under the same regulatory framework. Additive masterbatches, anti-static agents, or nucleating agents introduced during processing can alter the migration profile and require re-evaluation. If the formed sheet is printed with solvent-based inks or coated, the coating system must be assessed separately for migration and odor. For technical non-food sheet, the same chemical resistance and oxidative boundaries apply; continuous exposure to hot oxidizing media above 60 °C is outside the intended service envelope unless supported by long-term chemical resistance data.
