| HS Code | 724031 |
| Density | 0.953 g/cm³ |
| Melt Flow Rate | 0.10 g/10 min (190°C/2.16 kg) |
| Tensile Strength At Yield | 26.2 MPa |
| Tensile Strength At Break | 31.0 MPa |
| Elongation At Break | 600% |
| Flexural Modulus | 1.10 GPa |
| Notched Izod Impact Strength | 0.534 J/cm |
| Shore D Hardness | 66 |
| Vicat Softening Point | 127°C |
| Heat Deflection Temperature At 0 46 Mpa | 71°C |
| Environmental Stress Crack Resistance | >1000 h |
| Brittleness Temperature | -68°C |
| Thermal Conductivity | 0.44 W/m·K |
| Coefficient Of Linear Thermal Expansion | 1.2e-4 /°C |
| Water Absorption | <0.01% |
As an accredited Bamberger Polymers HDPE 5010H factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Bamberger Polymers HDPE 5010H is supplied in 25 kg (55 lb) polyethylene bags, typically palletized and available in bulk quantities. |
| Container Loading (20′ FCL) | 20′ FCL container loaded with Bamberger Polymers HDPE 5010H in 25 kg bags, palletized, approximately 18–20 metric tons. |
| Shipping | Bamberger Polymers HDPE 5010H is a non-hazardous high-density polyethylene resin, shipped as pellets in 25 kg bags, octabins, or bulk trucks. It is generally not regulated for DOT/IMDG/IATA transport. Store dry, away from ignition sources; avoid dust/fines and excessive heat, and secure packages during transit. |
| Storage | Store Bamberger Polymers HDPE 5010H in a cool, dry, well-ventilated area away from direct sunlight, heat, sparks, flames, and strong oxidizers. Keep original containers closed and palletized off the floor to prevent moisture pickup and contamination. Avoid dust generation and accumulation; use grounding/bonding during transfer. Prevent pellet spills, which can create slipping hazards. Maintain clean, labeled inventory and follow local regulations. |
| Shelf Life | Bamberger Polymers HDPE 5010H has an indefinite shelf life when stored cool, dry, away from sunlight, moisture, and contaminants. |
In monolayer extrusion blow molding of UN-rated industrial jerrycans in the 15–30 L volume class, Bamberger Polymers HDPE 5010H is processed on accumulator-head machines with a 60–90 mm grooved-feed barrier screw and 24:1 L/D length. The resin's melt flow rate of approximately 0.05 g/10 min (190 °C/2.16 kg, ISO 1133-1:2022) and density near 0.950 g/cm³ (ISO 1183-1) provide a parison hang-time long enough for tooling strokes above 1,200 mm without uncontrolled draw-down. Barrel zones are maintained from 180 °C in the feed throat to 205 °C at the metering zone, while the accumulator head is held at 195–210 °C. On comparable high-molecular-weight HDPE grades, head pressure typically remains below 30 MPa at a screw speed of 45–60 rpm; rising above 32 MPa indicates an undersized screen pack or a worn check ring on the screw tip. Die swell on comparable 0.950 g/cm³ HMW-HDPE grades ranges from 20% to 38%, depending on the diverging die angle and land length, so the parison tooling must be sized at 0.70–0.80 of the container body diameter. A parison programmer with a gap range of 2.0–4.5 mm is used to compensate for axial wall thinning; the pinch-off and handle regions are programmed 0.4–0.6 mm thicker than the body wall to survive drop tests. Mold cooling water is supplied at 10–15 °C; a reduction from 15 °C to 10 °C can shorten the blow cycle on a 20-L jerrycan by 9–12 s if the mold steel contains adequate cooling channels. The finished container wall is typically 0.8–1.2 mm at the body and 1.2–1.6 mm at the pinch seam. Leak testing at 20 kPa for 30 s and hydraulic strength testing at 100 kPa for 30 min are performed on production samples. For packing group II solutions, the filled jerrycan is conditioned at -18 °C and drop tested from 1.2 m; failures are most often observed at the pinch-off zone when the parison temperature drops below 190 °C before mold closure. No pre-drying is required when the internal moisture content is below 0.02 wt%; above that threshold, a 75 °C hopper dryer with a 2 h residence time is used to prevent surface splay and weld-line porosity. Color concentrates are added at 0.5–2.0 wt%; carbon black masterbatches at 1.5–2.0 wt% are used for UV-stabilized transport containers, though the final impact resistance must be re-qualified because carbon black grades with poor dispersion can reduce drop-impact performance by up to 10% in production trials.
Incoming QC control window for high-molecular-weight HDPE grades used in 20-L jerrycan production:
| Property | Test method | Incoming QC control window |
|---|---|---|
| Melt flow rate (190 °C/2.16 kg) | ISO 1133-1:2022 | 0.04–0.06 g/10 min |
| Density | ISO 1183-1 | 0.948–0.952 g/cm³ |
| ESCR, Condition B, 10% Igepal CO-630, 50 °C | ASTM D1693-21 | ≥ 150 h |
| Tensile yield stress | ISO 527-2:2012 | 22–25 MPa |
| Elongation at break | ISO 527-2:2012 | ≥ 600% |
| Brittleness temperature | ASTM D746-20 | ≤ -70 °C |
The control windows above are representative of high-molecular-weight HDPE grades in the 0.950 g/cm³ density class; the supplier certificate of analysis for Bamberger HDPE 5010H should be used to confirm the exact incoming inspection limits for each lot.
Sheet extrusion of HDPE 5010H for heavy-gauge vacuum forming is typically performed on a 90–120 mm single-screw extruder with a 30:1 L/D barrier screw and a 1,200–1,800 mm flat die. Melt temperature at the die exit is controlled between 200 °C and 215 °C; below 195 °C the sheet surface develops die lines, while above 220 °C oxidation increases and gel formation appears in recycled regrind. The three-roll polishing stack is set with a first-roll temperature of 80–90 °C, a second-roll temperature of 85–95 °C, and a third-roll temperature of 75–85 °C to maintain surface gloss without causing roll-sticking. Sheet thickness in the 3–6 mm range requires roll gaps to be set 0.15–0.25 mm below the target thickness to compensate for post-extrusion shrinkage. In the vacuum forming step, the sheet is heated by quartz or ceramic infrared ovens to a surface temperature of 145–155 °C. Above 160 °C, sag deflection over a 500 mm span increases from approximately 8 mm to over 18 mm, creating non-uniform wall thickness and webbing in multi-cavity tools. Tooling aluminum temperature is held at 70–85 °C for HDPE; below 60 °C the formed part freezes before full cavity definition, while above 90 °C the part may stick during release. The draw ratio is kept below 2.5:1 for dunnage trays; higher ratios lead to corner thinning below 1.0 mm and a drop in puncture resistance under ASTM D3763-18. The terminal dunnage trays are used in automotive parts handling and food-contact bulk transport when the sheet is extruded with a food-grade antioxidant package. Compliance for automotive interior transport trays may require flammability testing under FMVSS 302; when the tray is used for primary food contact, migration testing under FDA 21 CFR 177.1520 and EU Regulation (EU) No 10/2011 may be required on the finished sheet, not only the resin. Regrind from forming skeletons is blended back into the extruder at up to 20 wt%; higher regrind fractions lower the high-load melt index and reduce long-term ductility, so incoming regrind is screened for fines below 1 mm and dried to 0.02 wt% moisture. A twin-screw gravimetric blender with ±0.2 wt% accuracy is used to maintain the regrind-to-virgin ratio because batch-to-batch scatter above 3% produces visible thickness bands in the thermoformed part.
In double-wall corrugated HDPE drainage pipe, HDPE 5010H is extruded through a 75–120 mm single-screw extruder with a 30:1 L/D grooved feed section and a pipe die feeding a moving corrugator. The outer corrugated wall is vacuum-formed against aluminum mold blocks at 0.02–0.05 MPa vacuum, while the inner smooth wall is co-extruded or fused in the same die at a melt temperature between 195 °C and 215 °C. The melt flow rate below 0.10 g/10 min gives the parison sufficient melt strength to hold the corrugation profile without tearing; however, line speed is limited by melt fracture at the die lip above 120–150 m/h for pipe diameters from 100 mm to 300 mm on comparable grades. The primary specification for buried drainage pipe is not short-term tensile strength but slow crack growth resistance and ESCR. Resin used in corrugated drainage pipe is tested under ASTM D1693-21 Condition B, 10% Igepal CO-630 at 50 °C, with failure times typically beyond 150 h for this density class. AASHTO M294 for corrugated HDPE pipe requires carbon black content between 2.0 wt% and 2.5 wt%, dispersion rating Category 1 or 2 under ASTM D5596-21, and a pipe stiffness equivalent meeting the annular geometry. The corrugator tooling is maintained at 60–80 °C to prevent thermal shock; mold block misalignment above 0.2 mm creates weld-line thinning at the corrugation crest and premature buckling under AASHTO M294 parallel-plate loading. The terminal product includes highway culverts, agricultural edge drains, and stormwater detention lines. For buried applications, pipe deflection under 5% diameter load is typically evaluated at 23 °C and 50 °C, but grade-specific published long-term creep modulus data for Bamberger HDPE 5010H in this configuration is limited; designers therefore apply conservative reduction factors from ISO 9080:2022-classified pipe materials rather than extrapolating from short-term data.
HDPE 5010H can be used in smooth or textured geomembrane sheet for containment liners when the final sheet is extruded at 1.5 mm or 2.0 mm thickness via flat die extrusion with a 1,500–2,200 mm die. The extruder is typically a 120–150 mm single-screw machine with 30:1 L/D, and the melt temperature at the die is kept between 205 °C and 215 °C. The grade's high molecular weight supports the required stress crack resistance and low-temperature ductility, but the critical specification for landfill liner applications is oxidative induction time, measured under ASTM D3895-19 at 200 °C and ASTM D5885-20 at 150 °C with 3.5 MPa oxygen pressure. For comparable high-molecular-weight HDPE geomembrane grades, standard OIT values above 100 min and high-pressure OIT values above 400 min are used as acceptance limits under GRI-GM13. The sheet must also contain 2.0–3.0 wt% carbon black with a dispersion of Category 1 or 2 under ASTM D5596-21, and density must remain between 0.940 g/cm³ and 0.955 g/cm³ under ISO 1183-1. During hot wedge welding, the wedge tip temperature is set between 350 °C and 400 °C, and the seam is formed at a travel speed of 0.8–1.2 m/min; a seam peel strength above 70% of the parent sheet yield strength is typically required under ASTM D6392-19. Field failures on comparable 0.950 g/cm³ HDPE liners occur most often at seam intersections where the wedge pass overlaps and overheats the sheet above 220 °C, reducing high-pressure OIT below 100 min. The terminal product is used in mining heap leach pads, agricultural water containment, and municipal solid waste cell liners. Published data for Bamberger HDPE 5010H specifically in geomembrane service under GRI-GM13 is limited; qualification therefore requires sheet-level testing rather than relying solely on resin data.
For abrasive mining slurry transport, solid-wall HDPE pipe based on HDPE 5010H is extruded on a 90–120 mm single-screw extruder with a 30:1 L/D grooved-feed barrel and a spiral mandrel die. Melt temperature is controlled from 190 °C to 205 °C; the die is set 10–15 °C above the adapter to avoid freeze-off at the mandrel tip. Pipe diameters from 63 mm to 250 mm are run through vacuum calibration tanks at 0.01–0.03 MPa vacuum, with cooling water staged from 25 °C to 10 °C to reduce residual thermal stress. The principal material requirement in slurry pipe is resistance to slow crack growth under sustained internal pressure; pipe-grade HDPE is evaluated by the notched pipe test ISO 13479:2022 at 80 °C and 4.0 MPa, and by the Pennsylvania edge-notch tensile test ASTM F1473-18 at 80 °C and 2.4 MPa. For HDPE 5010H, published notched pipe data is limited; hydrostatic design stress classification should not be assumed from resin ESCR alone. In abrasive slurry service, the pipe wall is typically tested for sand-slurry abrasion resistance via an internal mass-loss procedure; the high-density surface gives volume loss values that depend more on pipe surface finish and processing orientation than on resin density alone. Carbon black is added at 2.0–2.5 wt% for outdoor storage of pipe stock. Terminal products include tailings lines, dredge discharge pipe, and process water transfer lines. Butt fusion welding of the pipe is performed at 220 °C with a bead-up pressure of 0.15 MPa and a fusion pressure of 0.10 MPa; welds are inspected under ISO 21307:2017 procedures, but the resin's low melt flow rate requires longer heating times than medium-molecular-weight HDPE grades, typically 10–20 s per mm wall thickness depending on ambient temperature.
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Bamberger Polymers HDPE 5010H is a high-molecular-weight high-density polyethylene resin supplied for blown film extrusion where high melt strength, bubble stability, stiffness, and moisture barrier define the processing window. The product is classified in the fractional-melt HMW-HDPE film category and is reported with a nominal melt flow rate of 0.05 g/10 min to 0.08 g/10 min at 190 °C under 2.16 kg in ASTM D1238-20, and a nominal density of 0.949 g/cm³ to 0.952 g/cm³ in ASTM D1505-18. Published data for this specific configuration is limited; therefore, the property envelope below should be verified against the lot-specific certificate of analysis. The resin’s high molecular weight differentiates it from conventional 0.25 g/10 min to 0.40 g/10 min HDPE blow molding grades, providing higher melt strength and reduced melt sag during bubble formation. Compared with C4-LLDPE film grades, the HDPE 5010H yields a higher tensile modulus and lower water vapor transmission rate but a lower dart impact and lower Elmendorf tear. The grade is intended for thin-gauge grocery sacks, merchandise bags, can liners, and coextruded film structures where HDPE-type stiffness and downgauging are required.
Molecular weight distribution and targeted density of 0.949 g/cm³ to 0.952 g/cm³ govern the mechanical and barrier attributes of HDPE 5010H. The high-molecular-weight fraction raises extensional viscosity at low strain rates, stabilizing the blown film bubble during high drawdown and permitting film thicknesses of 10 µm to 15 µm in monolayer structures. By comparison, a conventional 0.30 g/10 min HDPE blow molding resin lacks the melt strength needed for stable bubble geometry at equivalent melt temperatures and may display increased sag, neck-in, or melt fracture at the die lips. C4-LLDPE film grades provide higher dart impact and elongation but exhibit lower tensile modulus and higher water vapor transmission. The HDPE 5010H therefore is selected when a converter requires a HDPE-type stiffness and moisture barrier without moving to a higher-density 0.955 g/cm³ grade that may sacrifice dart impact. The “H” suffix distinguishes this high-molecular-weight variant from standard high-flow HDPE extrusion grades and aligns the resin with HMW-HDPE film resins used for thin can liners and T-shirt sacks.
Representative comparative data for HMW-HDPE film, standard blow molding HDPE, and C4-LLDPE are listed below; values are not lot-specific product specifications.
| Parameter | Bamberger HDPE 5010H | Standard HDPE blow molding | C4-LLDPE film resin |
|---|---|---|---|
| Melt flow rate, 190 °C/2.16 kg | 0.05–0.08 g/10 min | 0.25–0.40 g/10 min | 0.6–1.0 g/10 min |
| Density, ASTM D1505-18 | 0.949–0.952 g/cm³ | 0.952–0.958 g/cm³ | 0.916–0.920 g/cm³ |
| Dart drop impact F50, ASTM D1709-16a | 140–220 g | 50–90 g | 250–400 g |
| Water vapor transmission rate, 25 µm film, ASTM F1249-20 | 4–6 g/m²·day | 5–7 g/m²·day | 12–20 g/m²·day |
Rheologically, the melt flow rate of 0.05 g/10 min to 0.08 g/10 min corresponds to a high zero-shear viscosity and pronounced shear thinning in the die. Capillary rheometry at 190 °C typically shows a decrease in apparent viscosity from approximately 8,000 Pa·s at 10 s⁻¹ to below 1,000 Pa·s at 1,000 s⁻¹, which enables processing at moderate screw torque despite the low melt flow rate. The high molecular weight also increases die swell; die gap settings below 0.9 mm may raise die pressure and increase melt fracture at the die lips. Published data for this specific configuration is limited, and the viscosity values are representative of the HMW-HDPE film category rather than batch-specific capillary rheometry.
On production-scale monolayer blown film lines using extruders of 40 mm to 65 mm diameter and 24:1 to 30:1 L/D high-shear barrier screws, HDPE 5010H is normally processed with a feed-zone temperature of 180 °C, a compression-zone temperature of 190 °C to 205 °C, and a die temperature of 200 °C to 215 °C. Melt temperature measured at the die should remain below 230 °C; excursions above this threshold consume the antioxidant package and generate gel particles that appear as fisheyes in printed or heat-sealed film. Die gap settings of 0.9 mm to 1.5 mm, blow-up ratios of 3:1 to 4:1, and frost line heights of 6 to 8 die diameters are starting conditions. Bubble stability during HMW-HDPE extrusion is sensitive to uneven air ring flow, ambient side-draft, and excessive drawdown. On air-cooled lines without bubble guiding cages, drawdown ratios above 5:1 increase the risk of helical instability and gauge bands. In-line gauge monitoring on 12 µm film typically requires deviation below ±5% to preserve converting speed on high-speed bag lines. The resin is not recommended for cast film because the high melt viscosity and low melt flow produce excessive die pressure and poor web edge stability at typical cast film line speeds.
In grocery sack and T-shirt bag converting lines, HMW-HDPE film produced from 5010H is exposed to corona treatment, printing, punching, and sealing operations. Corona treatment to a surface energy of 38 mN/m to 42 mN/m is typical for water-based flexographic inks; treatment decay over 48 h may be 2–4 mN/m, requiring inline treatment rather than offline storage. Seal bar temperatures above 150 °C can initiate shrink deformation in the HDPE layer, while jaw face temperature variation greater than ±3 °C reduces seal strength in gusseted T-shirt sacks. The film’s low surface friction is controlled by slip and antiblock additive packages; converters should verify additive lot data to avoid blocking at winder roll pressures exceeding 0.35 MPa and warehouse temperatures above 30 °C.
In coextruded structures, HDPE 5010H is employed as a core or outer cap layer where high modulus, moisture barrier, and downgauging are required. The resin’s secant modulus in the machine direction typically falls between 900 MPa and 1100 MPa under ASTM D882-18, while a low-density polyolefin sealant layer controls seal initiation. Coextrusion die temperature mismatch should be limited to 10 °C to 15 °C; larger differences between the high-viscosity HDPE layer and a low-melt-temperature EVA sealant may destabilize layer interfaces and produce non-uniform layer distribution. Published data for this specific configuration is limited, but the viscosity contrast is characteristic of any fractional-melt HMW-HDPE coextruded with lower-viscosity sealants. In three-layer HDPE/tie/EVA structures, the HDPE layer improves machine direction stiffness and allows thinner total film gauges for stand-up pouches or cereal liner overwrap. Layer ratio control must account for the higher die swell of 5010H, because the HDPE layer may otherwise dominate the outer surface and reduce sealant availability at the heat-seal side.
Moisture barrier performance in 5010H-based film is evaluated by ASTM F1249-20 at 38 °C and 90% relative humidity; 25 µm film typically exhibits a water vapor transmission rate of 4–6 g/m²·day. This level is lower than C4-LLDPE films of equivalent thickness but higher than high-barrier coextrusions containing EVOH. Therefore, the resin is not selected for applications requiring oxygen barrier below 1 cm³/m²·day under ASTM D3985-19 conditions unless combined with a barrier polymer. In can liner applications, the resistance to aqueous waste and low wicking of the HDPE layer reduce stress cracking at folds and bottom seals; load capacity of 20 µm film tested under ASTM D1709-16a is generally sufficient for 15–25 kg waste loads, but gusset geometry and seal quality dominate field failure rates rather than resin tensile properties alone.
Bamberger Polymers HDPE 5010H may be used as a component in food-contact articles if the finished article meets FDA 21 CFR 177.1520 for olefin polymers, subject to extractables testing and end-use temperature limitations. For European applications, overall migration must be assessed under Regulation (EU) No 10/2011, with an overall migration limit of 10 mg/dm² of food-contact surface area. Specific migration limits for additives and monomers must be confirmed against the product formulation, and converters should request lot-specific REACH SVHC declarations and RoHS Directive 2011/65/EU heavy metal certifications. Because HDPE is not hygroscopic, predrying is not required for moisture removal; however, cold pellets introduced into a warm hopper may condense surface moisture and generate steam at the feed throat, causing feed instability. Silo storage should avoid direct sunlight and ultraviolet exposure for periods longer than 6 months because photodegradation of the antioxidant package can reduce processing stability.
Oxidative stability of the base resin can be characterized by oxidative induction time under ASTM D3895-19 at 200 °C; HMW-HDPE film grades typically show values above 20 min when the primary antioxidant package is intact. Repeated heat histories, excessive regrind, or melt temperatures above 230 °C reduce the measured oxidative induction time. Accelerated weathering under ASTM G154-16 indicates that unpigmented film retains less than 50% of original elongation after 1,000 h of accelerated UV exposure unless carbon black or hindered-amine light stabilizers are included. The resin should therefore be limited to indoor packaging or short-lived outdoor exposure unless a converter adds a suitable UV stabilization package.
Regrind utilization in 5010H film scrap should be limited to 30 wt% unless the converter monitors melt flow rate, gel count, and film dart impact after each addition. Higher regrind levels increase the risk of gel particles and reduce dart impact because the recycled material has already undergone one heat history. The resin is not recommended for injection molding or profile extrusion; its high melt viscosity at low shear rates produces short shots in moderate-tonnage machines and requires gate dimensions larger than those used for 0.30 g/10 min HDPE. For extrusion blow molding, a converter should evaluate melt temperature and parison swell because the high-molecular-weight fraction increases die swell relative to lower-molecular-weight HDPE grades and may require parison programming adjustments.
On converting lines producing printed T-shirt sacks from 12 µm film, the 5010H-based HMW-HDPE exhibits machine direction tear resistance measured by ASTM D1922-15 lower than C4-LLDPE but sufficient for bag handle punching when the film is oriented in the transverse direction. Handle tear failures are often associated with excessive drawdown, high frost line height, or die lip contamination, not solely resin brittleness. During production audits, maintaining die lip cleanliness and controlling frost line height to 6 to 8 die diameters reduces hole formation at the bag handle by limiting orientation imbalance. The product’s high melt viscosity also requires startup purging with a lower-viscosity HDPE or LLDPE to avoid extended residence time during line startup; direct startup on a cold die can produce unmelted resin particles and die lines.
