| HS Code | 892376 |
| Density | 0.98 g/cm³ |
| Melt Flow Rate 230 C 2 16 Kg | 30 g/10min |
| Filler Content | 10% talc |
| Tensile Strength At Yield | 25 MPa |
| Elongation At Break | 50% |
| Flexural Modulus | 2000 MPa |
| Izod Impact Strength Notched 23 C | 5 kJ/m² |
| Heat Deflection Temperature 0 45 Mpa | 110 °C |
| Vicat Softening Temperature | 140 °C |
| Melting Point | 165 °C |
| Mold Shrinkage | 1.0 - 1.4% |
As an accredited POLYfill PPC T1030 PP Copolymer factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | POLYfill PPC T1030 PP Copolymer is supplied in 25 kg moisture-resistant polypropylene bags, palletized and shrink-wrapped for safe transport. |
| Container Loading (20′ FCL) | 20′ FCL: Polyfill PPC T1030 PP Copolymer packed in 25kg bags on pallets, securely loaded for safe transport. |
| Shipping | POLYfill PPC T1030 PP Copolymer is shipped as non-hazardous polypropylene resin pellets in sealed bags, jumbo sacks, or bulk hopper trucks. Protect from moisture, excessive heat, and direct sunlight during transit. Load securely to prevent bag damage. No special dangerous-goods documentation required, but standard handling and cleanliness procedures apply. |
| Storage | Store POLYfill PPC T1030 PP Copolymer in a cool, dry, well-ventilated area away from direct sunlight, heat sources, and open flames. Keep containers tightly sealed to prevent moisture absorption and contamination. Avoid dust accumulation; ground and bond equipment to minimize static discharge. Maintain moderate temperatures and protect from mechanical damage. |
| Shelf Life | Shelf life is typically 12 months from date of manufacture when stored sealed, dry, and away from direct sunlight. |
On production-scale dashboard carrier tools with clamp forces between 2,200 and 2,800 t, talc-reinforced PP copolymer compounds based on POLYfill PPC T1030 are processed at melt temperatures of 220–240 °C and mould temperatures of 25–40 °C. The formulation for this class typically places the copolymer fraction at 58–72 wt%, alongside 18–30 wt% talc masterbatch with a d50 particle size below 1.5 µm, 8–12 wt% ethylene-octene copolymer impact modifier, and 0.25–0.45 wt% phenolic-phosphite stabiliser. Compliance for interior trim requires VOC and FOG limits under VDA 278:2011, odour limits under VDA 270:2019, and burning-rate classification under FMVSS 302 / ISO 3795:1989, while the grade must be screened against REACH Regulation (EC) No 1907/2006 SVHC obligations and EU End-of-Life Vehicles Directive 2000/53/EC substance restrictions. During production, the main failure modes appear as sink marks above rib-to-wall ratios of 0.55, weld line impact strength reductions when flow fronts meet around bosses, and gas entrapment demanding vacuum venting at 0.6–0.9 bar. Injection of this compound is normally run on screw plasticising units with 24:1 L/D, using sequential valve gating to move the weld line away from the airbag chute and clip towers. Mechanical acceptance is tied to ISO 178:2019 flexural modulus, ISO 179-1:2010 notched Charpy tested at −30 °C, and ASTM D3763-18 high-speed puncture energy. Finished component types produced from this application include door panel carrier plates, lower B/C pillar trims, seat side shields, glove box inner frames, and steering column shrouds where low-temperature ductility and low-gloss texture are specified.
Thermal management is constrained by the crystallisation kinetics of the ethylene–propylene matrix. When the mould surface temperature exceeds 40 °C, gloss increases and grain transfer loses sharpness; below 25 °C, notched Charpy at −30 °C approaches the lower acceptance limit. Cycle time is determined by boss regions with wall thicknesses near 1.5 mm rather than by nominal door panel wall thickness. Premature ejection creates white stress marks at ejector pin locations, while overpacking above 70 MPa raises part mass and shrink differentials across the ribbed backside. Tool steel hardness of 52 HRC is specified because talc-filled copolymer at 220 °C and 70 MPa holding pressure causes abrasive wear on gate inserts and vent lands. Melt residence time above 10 min at 230 °C is avoided to prevent additive migration and localised molecular weight reduction detectable as a drop in ISO 1133-1:2022 melt flow rate measured by Method A.
High-cavitation thin-wall food-container tools running 48- and 64-cavity layouts expose the copolymer fraction to injection velocities of 300–450 mm/s and holding pressures of 50–70 MPa. The food-contact formulation uses POLYfill PPC T1030 at 95.0–99.5 wt%, with 0.08–0.15 wt% erucamide slip, 0.05–0.10 wt% synthetic silica antiblock, and 0.06–0.12 wt% sodium benzoate nucleating agent to raise crystallisation temperature and reduce cycle time. Regulatory status is anchored to FDA 21 CFR 177.1520(c) for olefin polymers used in contact with foods, EU 10/2011 Annex I overall migration below 10 mg/dm² under EN 1186-1:2002, and China GB 4806.7-2023 for food contact polypropylene. Processing on high-speed injection machines with clamp forces of 350–550 t requires melt temperatures of 230–250 °C and mould temperatures of 10–30 °C to maintain filling of wall sections down to 0.35 mm. The terminal product range includes 500–1,000 ml delicatessen containers, dairy cups, freezer-grade food storage jars, and single-use takeaway boxes with lid-fit retention after stack loading. A process boundary occurs above 121 °C retort conditions; the unfilled copolymer is not recommended for steam retort exposure exceeding 121 °C without a stabiliser package designed for long-term hydrolytic ageing, and dimensional stability in hot-fill applications above 95 °C must be validated by measuring lid-seat ovality and container rim deflection.
Cleanroom moulding of single-use diagnostic consumables places POLYfill PPC T1030 into direct contact with aqueous diagnostic reagents during storage. The formulation is kept at 98.0–100 wt% copolymer fraction with 0.1–0.3 wt% hindered phenolic antioxidant, 0.05–0.15 wt% phosphite stabiliser, and optional 0.05–0.10 wt% clarifier for transparent part geometries. Compliance is assessed against ISO 10993-1:2018 biological evaluation, ISO 10993-5:2009 cytotoxicity, ISO 10993-10:2021 skin sensitisation, USP <661.1> plastic packaging requirements, and FDA 21 CFR 177.1520 for food- and drug-contact olefin polymers. Moulding is performed inside ISO Class 8 cleanrooms using 200–350 t injection machines, melt temperatures of 215–240 °C, mould temperatures of 15–30 °C, and valve-gated hot runners to eliminate cold sprue particulate. Terminal product types include 5–50 ml syringe barrels, centrifuge tubes, specimen collection cups, petri dishes, and laboratory trays intended for single use. Production experience shows that plateout on core pins becomes measurable after 24–36 h of continuous cycling if an external mould release agent is over-applied, and flash formation in multi-cavity tools is the main batch-to-batch variance indicator. Gamma sterilisation at 25–50 kGy is acceptable when the antioxidant package is present at the upper end of the stated range; published data for this specific grade after 50 kGy irradiation is limited, so oxidative brittleness must be verified by notched Izod per ASTM D256-23 and melt flow rate per ISO 1133-1:2022 on post-irradiated moulded specimens. Steam autoclave exposure at 134 °C is outside the recommended process window for unfilled copolymer unless long-term hydrolysis-resistant stabilisation is qualified for the final device.
When talc-reinforced PP grades are compounded for washing machine outer tubs, the first processing bottleneck appears at the side-stuffer port, where insufficient twin-screw vacuum devolatilisation leaves moisture-induced voids in thick-wall sections. The formulation for this application class blends POLYfill PPC T1030 at 55–75 wt%, 15–30 wt% fine talc, 5–15 wt% EPDM or ethylene-octene impact modifier, and 0.2–0.6 wt% long-term thermal stabiliser. Compounding is executed on co-rotating twin-screw extruders with 40:1–44:1 L/D, side feed at 8D downstream, atmospheric vent at 16D, and vacuum vent at 0.02 MPa to reduce volatiles below 500 ppm by weight. The resulting compound is injection moulded on 800–1,600 t machines with melt temperatures of 210–235 °C and mould temperatures of 30–60 °C. Safety compliance for household appliances refers to IEC 60335-1:2020, glow-wire ignition classification under IEC 60695-2-12:2021, and flammability class UL 94 HB; mechanical acceptance is based on ISO 178:2019, ISO 179-1:2010 Charpy at −20 °C, and ISO 899-1:2017 creep modulus at 60 °C. Terminal parts include washing machine outer tubs, balance rings, dryer bulkheads, and dishwasher impellers. Process limits must be observed: talc agglomerates above 30 µm cause visible surface pitting on textured tub ribs, and melt residence time above 10 min at 230 °C tends to darken the flow front and reduce notched impact consistency across the shot.
Impact performance at −20 °C is governed by the ethylene phase distribution, the notched impact value measured according to ISO 179-1:2010, and the moulded-in stress at gate locations. For collapsible and rigid logistics containers, POLYfill PPC T1030 is let down at 75–95 wt% with 5–25 wt% recycled PP, 1–3 wt% carbon black masterbatch, and 0.2–0.4 wt% HALS for ultraviolet retention in cold-chain and outdoor distribution. The production route uses 800–1,600 t injection machines with melt temperatures of 210–230 °C, mould temperatures of 20–35 °C, and wall thicknesses from 3–8 mm; structural foam variants include 0.3–0.8 wt% azodicarbonamide chemical blowing agent to counter sink marks at rib intersections. Compliance for load-bearing containers refers to ISO 8611-1:2011 for palletised load ratings, ASTM D4169-23 for performance testing of shipping containers and systems, and ASTM D256-23 for notched Izod as a material control. Terminal products include folding distribution crates, cold-chain totes, outdoor furniture seat shells, and pallet boxes where repeated cleaning at 60–80 °C with aqueous detergents is required. The main operational boundary is continuous load above 65 °C, where creep deflection in unsupported crate bases must be confirmed by ISO 899-2:2003 flexural creep testing; published data for this specific grade in structural foam is limited, so prototype tooling trials must establish gate-freeze time for each wall thickness and rib pattern before production scale-up.
Lead-acid battery containers are injection moulded with wall thicknesses from 2.5–5.0 mm, where acid resistance and low-temperature impact must coexist across weld lines generated by partition-wall cores. POLYfill PPC T1030 is compounded at 70–80 wt% with 10–20 wt% high-density polyethylene, 1–2 wt% carbon black masterbatch for ultraviolet and acid-opacity protection, and 0.2–0.4 wt% acid-resistant stabiliser. The relevant product standards are EN 50342-1:2015 for automotive SLI batteries, IEC 60254-1:2013 for traction battery cells, and UL 94 V-2 or V-1 as moulded thicknesses require; material verification is carried out by ISO 527-2:2012 tensile properties after 42-day sulphuric acid immersion at 60 °C in acid of specific gravity 1.28. Injection is performed on 1,200–2,500 t hydromechanical machines with melt temperatures of 200–220 °C, mould temperatures of 15–35 °C, and sequential valve gating that relocates the primary weld line away from the container bottom rib crossings. Terminal product types include SLI battery jars, EFB and AGM battery containers, and industrial traction cell boxes.
The principal process risk is post-mould warpage of the thin side walls during ejection; pack pressure between 70 and 100 MPa must be held until gate freeze, and the tool must use 0.02–0.05 mm vent depth at the partition-wall termini to prevent burn marks. Batch-to-batch variance commonly appears as bottom-to-top density differences when the chase block temperature fluctuates by more than ±3 °C, shifting screw recovery time and altering packing density at the mould periphery. Long-term exposure above 60 °C in continuously charged AGM applications requires validation of oxidative embrittlement because published data for this specific grade under constant high-rate vibration is limited. Glass fibre is not recommended in this application due to acid wicking at exposed fibre ends; the formulation therefore relies on the copolymer’s low-temperature impact response rather than reinforcement to pass drop tests at −40 °C according to EN 50342-1:2015 container integrity clauses.
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Within the polyolefin product class, POLYfill PPC T1030 PP Copolymer is classified as a heterophasic polypropylene impact copolymer consisting of a continuous polypropylene homopolymer matrix and a dispersed ethylene–propylene rubber phase. The product identifier PPC T1030 does not itself disclose the lot-specific melt flow rate, ethylene content, nucleating package, or antioxidant loading; those values are governed by the supplier’s certificate of analysis and technical data sheet. Published data for this specific configuration is limited, and the following technical description therefore draws on standard industrial data for unfilled PP impact copolymers in the nominal melt flow class of 10–30 g/10 min determined under ISO 1133-1:2022 at 230 °C and 2.16 kg. Where lot-specific values differ, the certificate of analysis supersedes any generalised range.
Specification limits are commonly reported against the property blocks of ISO 19069-1 or the supplier’s internal designation. Representative values for an unfilled PP impact copolymer of this viscosity class are shown in Table 1. These ranges are not lot-specific thresholds and should not be used for final release testing without confirmation.
Table 1. Representative property ranges for unfilled PP impact copolymers in the nominal MFR class of PPC T1030.
| Property | Test method | Representative range |
|---|---|---|
| Density | ISO 1183-1:2019 | 0.900–0.910 g/cm³ |
| Melt flow rate | ISO 1133-1:2022 | 10–30 g/10 min |
| Tensile yield stress | ISO 527-2:2012 | 20–28 MPa |
| Tensile elongation at break | ISO 527-2:2012 | 50–200 % |
| Flexural modulus | ISO 178:2019 | 1000–1400 MPa |
| Notched Charpy impact at 23 °C | ISO 179-1:2010 | 8.0–25.0 kJ/m² |
| Notched Charpy impact at -20 °C | ISO 179-1:2010 | 4.0–8.0 kJ/m² |
| Vicat softening temperature | ISO 306:2013 | 140–155 °C |
| Heat deflection temperature at 0.45 MPa | ISO 75-2:2013 | 80–105 °C |
| Mould shrinkage, parallel/normal | ISO 294-4:2018 | 1.2–1.6 % |
In homopolymer grades, the absence of the ethylene–propylene rubber phase raises flexural modulus but lowers notched impact at -20 °C to approximately 1.5–2.5 kJ/m² under ISO 179-1:2010. In random copolymers, ethylene is incorporated into the polypropylene chain rather than as a discrete rubber phase; this reduces haze and melting temperature but also lowers stiffness and upper service temperature. The PPC T1030 product class is therefore selected when low-temperature impact retention is required without the optical clarity of a random copolymer.
Table 2. Comparative property matrix for polypropylene homopolymer, random copolymer, and impact copolymer classes.
| Property | PP homopolymer | PP random copolymer | PP impact copolymer, PPC T1030 class |
|---|---|---|---|
| Flexural modulus, ISO 178:2019 | 1300–1800 MPa | 800–1200 MPa | 1000–1400 MPa |
| Notched Charpy impact at 23 °C, ISO 179-1:2010 | 2.0–5.5 kJ/m² | 4.0–8.0 kJ/m² | 8.0–25.0 kJ/m² |
| Notched Charpy impact at -20 °C, ISO 179-1:2010 | 1.5–2.5 kJ/m² | 1.5–3.0 kJ/m² | 4.0–8.0 kJ/m² |
| Vicat softening temperature, ISO 306:2013, A50 | 150–157 °C | 130–147 °C | 140–155 °C |
| Haze, 1 mm plaque, ASTM D1003-21 | 20–40 % | 5–15 % | 45–80 % |
| Typical mould shrinkage, ISO 294-4:2018 | 1.3–1.7 % | 1.2–1.6 % | 1.2–1.6 % |
Selection of PPC T1030 over homopolymer is therefore justified for load-bearing parts that experience ambient or sub-zero impact. Typical applications include automotive interior trims, appliance housings, battery cases, luggage shells, and industrial containers. The grade is converted primarily by injection moulding; blown film and cast film are not the main conversion route because the dispersed rubber phase raises haze and modifies tear behaviour relative to random copolymer film grades.
Screw recovery settings create a process conflict between cycle time and melt stability. When screw rotation is set above 200 min⁻¹ on a 25 mm diameter general-purpose screw, shear heating can raise actual melt temperature by 5–12 °C above the barrel setpoint. In a hot-runner tool, this additional heat load reduces the safety margin before ethylene–propylene rubber degradation begins. The preferred setting for PPC T1030 is a back pressure of 0.5–1.5 MPa and screw surface speed below 0.3 m/s; higher back pressure improves melt homogeneity but increases residence time in the recovery zone. Batch-to-batch variance in MFR within the specified range can therefore shift fill pressure by 10–20 % on thin-wall tools; processors monitor fill pressure as an indirect measure of lot viscosity.
For injection moulding, the melt temperature window for this product class is 200–250 °C, with an optimised set point between 220 °C and 240 °C. The screw geometry is selected to avoid excessive shear heating in the metering zone; a general-purpose polyolefin screw with 20:1 to 24:1 L/D ratio and compression ratio of 2.5:1 to 3.0:1 is used on production lines. When a hot-runner system is fitted, manifold and nozzle set points are maintained within 230–245 °C to balance pressure drop against residence-time degradation. The apparent viscosity of an unfilled PP impact copolymer of this melt flow class at 230 °C and 1000 s⁻¹ is typically between 40 Pa·s and 100 Pa·s; however, the full viscosity curve should be obtained from the supplier because capillary rheometry data control hot-drop pressure calculations.
Mould temperature affects both gloss and impact. At 20–30 °C mould temperature, cycle time is shortest but flow-line visibility and frozen-in stress increase. Raising mould temperature to 50–60 °C improves surface replication and reduces gate blush, but it also extends cooling time and can decrease Charpy impact by promoting higher crystallinity in thick sections. The practical processing window is therefore a compromise between surface quality and impact retention, and the optimum is part-geometry dependent.
Production-scale failure modes observed with this material class are short shot formation at low melt temperatures, gloss variation from uneven mould cooling, and weld-line cracking in impact-loaded bosses. When mould temperatures are below 25 °C, thin ribs below 1.0 mm can freeze prematurely and generate weak knit lines. Increasing melt temperature by 5–10 °C or repositioning the gate often resolves filling defects more effectively than increasing hold pressure.
Extended residence above 240 °C accelerates polypropylene chain scission and can degrade the ethylene–propylene rubber phase. On production equipment, this failure appears as a progressive increase in melt flow rate, yellowing, and a measurable reduction in notched Charpy impact after regrind is returned to the feed stream. If the manifold is held above 240 °C for more than 5 min, purging with a fractional-melt polypropylene is used before shutdown. The maximum recommended melt temperature for this product class is 250 °C, and melt temperatures above 260 °C are outside the normal processing window unless the supplier’s technical data sheet specifically permits them. Hot-runner valve-gate systems should be set to close with no polymer stagnation zones; dead spots in manifold channels generate black specks and create batch-to-batch contamination.
Because polypropylene is non-hygroscopic, bulk pellet moisture is rarely a controlling variable. Surface condensation occurs when cold pellets are moved into a warm hopper; if relative humidity exceeds 60 % during material transfer, pre-drying at 80 °C for 2–4 h prevents splay marks in the finished part. Drying above 90 °C or for more than 4 h is unnecessary and can soften pellets or cause bridging in the hopper.
Linear mould shrinkage in unfilled impact copolymer is controlled primarily by mould temperature and wall thickness. At 2.0 mm nominal wall and 40 °C mould temperature, parallel shrinkage is typically 1.2–1.5 % and normal shrinkage is 1.3–1.6 % under ISO 294-4:2018. Thicker sections above 4.0 mm exhibit higher effective shrinkage and longer cooling time; rapid cooling of such sections reduces cycle time but increases differential shrinkage and warpage. Gate design and packing pressure profile influence warpage more than the difference between PPC T1030 and another impact copolymer of the same viscosity class.
The coefficient of linear thermal expansion for unfilled PP impact copolymer is between 90 × 10⁻⁶ K⁻¹ and 120 × 10⁻⁶ K⁻¹ between -30 °C and 30 °C under ISO 11359-2:2021. Large parts with metal inserts are therefore at risk of interfacial stress during thermal cycling; design gaps and insert preheating are used to limit differential expansion. This thermal expansion value is higher than that of talc-filled PP compounds, which is one reason PPC T1030 is not a direct substitute for filled grades in dimensionally critical under-the-hood components.
For dimensionally critical parts, a talc-filled PP compound may be selected instead of an unfilled impact copolymer. At 20 wt% talc loading, flexural modulus rises to approximately 2000–2500 MPa under ISO 178:2019, and mould shrinkage commonly falls to 0.8–1.1 %. The trade-off is a reduction in notched Charpy impact, frequently below 4.0 kJ/m² at 23 °C. This distinction is important when a purchasing specification lists PPC T1030 as an unfilled PP copolymer; substituting a filled grade without adjusting dimensions and impact requirements will produce nonconforming parts.
Nucleation can be added to this product class to raise crystallisation temperature and reduce cycle time. If a nucleated grade is specified, the peak crystallisation temperature measured by ISO 11357-3:2018 shifts upward by 5–12 °C relative to a non-nucleated impact copolymer. This changes the mould shrinkage profile and can alter post-mould dimensional stability; processors should not mix nucleated and non-nucleated lots in the same production run.
For food-contact applications, the base polypropylene must satisfy the extraction limits in 21 CFR 177.1520(c) Table 2, but compliance is substance-specific and includes antioxidants, nucleants, and processing aids. A particular lot of PPC T1030 can be used in food contact only when the supplier’s documentation confirms that the formulation meets the applicable condition of use. For European Union markets, the formulation is assessed under Regulation EC No 1907/2006 and, where relevant, EU No 10/2011 as amended; RoHS Directive 2011/65/EU applies to electrical and electronic equipment. In automotive interior applications, VOC and fogging requirements are frequently set by ISO 6452:2021 and VDA 278:2011, but whether PPC T1030 meets a specific OEM limit must be validated on the finished moulded part because part geometry and processing history alter emission results.
Unstabilised polypropylene is degraded by ultraviolet radiation. Unless PPC T1030 is specifically compounded with hindered amine light stabilisers or carbon black, exterior exposure can cause rapid embrittlement and colour shift. Accelerated weathering is assessed by ISO 4892-2:2013; colour change is quantified by ISO 7724-2. For chemical resistance, PP impact copolymers withstand many aqueous acids, alkalis, and polar solvents at room temperature but are attacked by strong oxidising acids, halogens, and aromatic or aliphatic hydrocarbons under sustained stress. Environmental stress cracking resistance is measured by ISO 22088-3; published data for this specific grade is limited, and aggressive chemical contact requires end-use immersion testing.
In thin-wall packaging and appliance housings with flow length to wall thickness ratios above 150:1, PPC T1030 is processed at the upper end of the melt-temperature window to prevent short shots. Fill pressure in such tools commonly reaches 80–140 MPa, and clamping force is calculated from the projected cavity area. Knit-line impact retention is generally higher than for homopolymer grades of equivalent MFR, but the actual retention depends on flow-front temperature and gate position and must be measured on the production tool using ISO 179-1:2010 specimens cut from the weld line. Regrind levels above 30 wt% may shift the MFR and Charpy impact beyond the original specification window; a revalidation of melt flow rate and notched impact is performed after each regrind ratio change.
