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Lotte Chemical ABS TE-1000

    • Product Name: Lotte Chemical ABS TE-1000
    • Factroy Site: Yinchuan, Ningxia, China
    • Price Inquiry: sales8@ascent-chem.com
    • Manufacturer: Ascent Petrochem Holdings Co., Limited
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    Specifications
    HS Code 525909
    Productname Lotte Chemical ABS TE-1000
    Polymertype Acrylonitrile Butadiene Styrene (ABS)
    Density 1.08 g/cm³
    Meltflowrate 10 g/10 min (220 °C/10 kg)
    Tensilestrength 45 MPa
    Elongationatbreak 20%
    Flexuralmodulus 2000 MPa
    Notchedizodimpactstrength 15 kgf·cm/cm
    Heatdeflectiontemperature 75 °C (1.82 MPa)
    Vicatsofteningtemperature 90 °C
    Rockwellhardness R105
    Moldshrinkage 0.4–0.7%
    Lighttransmittance 88%
    Haze 2%

    As an accredited Lotte Chemical ABS TE-1000 factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing Lotte Chemical ABS TE-1000 is supplied in 25 kg net bags, palletized for industrial handling and storage.
    Container Loading (20′ FCL) 20-foot FCL container loaded with Lotte Chemical ABS TE-1000 bags, palletized, dry, evenly distributed, and secured for ocean shipment.
    Shipping Lotte Chemical ABS TE-1000 is shipped as solid thermoplastic resin pellets, typically in 25 kg moisture-proof bags or bulk containers. It is generally non-hazardous for transport, should be kept dry, away from heat and direct sunlight, and handled under normal industrial hygiene practices.
    Storage Store Lotte Chemical ABS TE-1000 in a cool, dry, well-ventilated area, protected from direct sunlight, heat, moisture, and ignition sources. Keep in original packages tightly closed and off the floor to prevent contamination, dust, and water absorption. Avoid contact with strong oxidizers. Stack safely, rotate stock, maintain good housekeeping, and follow the SDS and local regulations.
    Shelf Life Shelf life is typically 24 months when stored in original unopened packaging in a dry, cool, ventilated area away from sunlight.
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    Tel: +8618005193850

    Email: sales8@ascent-chem.com

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    Certification & Compliance
    More Introduction
    Lotte Chemical ABS TE-1000 is positioned within the Starex ABS extrusion series as a transparent melt-processable terpolymer of acrylonitrile, butadiene, and styrene. The grade’s optical character is obtained by matching the refractive index of the continuous styrene-acrylonitrile phase to the dispersed polybutadiene-rich rubber phase through controlled rubber particle size and grafting efficiency. Published technical literature for this specific configuration is limited; therefore, downstream design should verify the manufacturer’s current datasheet before fixing mould dimensions, drying parameters, or impact specifications. The generic material classification under ISO 2580-2 uses the ABS 0 class followed by property-cell characters for melt flow, impact, and heat deflection; TE-1000 does not inherit a specific cell designation simply from the transparent ABS family because stabilizer packages, lubricants, and graft degree alter final notched impact and flow values. Typical use environments include transparent equipment guards, appliance control-panel windows, point-of-purchase display sheet, and co-extruded cap layers where 3 mm plaque total transmittance of 85–91% measured by ASTM D1003-21 is functionally required.

    What drying and single-screw extrusion settings prevent optical defects in TE-1000?

    Moisture remains the first critical boundary. ABS absorbs atmospheric water; when pellet moisture exceeds 0.05 wt%, hydrolysis in the melt reduces molecular weight and creates bubble artifacts that survive into the sheet as splay, haze, and pinholes. A desiccant dryer operating at 80 °C ± 5 °C for 3–4 h is standard practice. The drying hopper must deliver a dew point of −40 °C or lower and an airflow of approximately 0.28 m³/min per 100 kg/h throughput; hopper capacity should cover at least 3 h of line demand to prevent wet pellet bypass. Residual moisture is confirmed by Karl Fischer titration or an in-line weight-loss moisture analyzer; a production target below 0.03 wt% is typical for optical sheet. On production-scale single-screw extruders with L/D 30:1–34:1 and barrier screws, melt temperature uniformity is improved and ungrafted rubber agglomerates are reduced. The recommended barrel profile begins at 180 °C in the feed zone, rises to 210–220 °C in compression, holds at 220–230 °C in metering, and ends at 225 °C in the adapter. A flat die is maintained at 230 °C ± 5 °C. Melt temperature measured at the die entrance should remain within 210–240 °C; temperatures above 250 °C accelerate butadiene-phase oxidation and shift sheet color yellow. Peripheral screw speed should not exceed 0.5 m/s for high-clarity sheet, because excessive shear raises melt temperature and lowers total light transmittance. Melt filtration is recommended with a 20/40/60 mesh breaker-plate screen pack; gels above 300 µm generate optical defects in finished sheet. Mean residence time should remain below 120 s at 230 °C to limit thermal degradation. A common production failure is condensation in the vacuum loader after pellet conveying; the loader should be purged with dry air at −40 °C dew point to avoid intermittent moisture splay that appears 30–60 min after wet pellets enter the feed throat.
    Roll-stack conditions determine surface replication, internal stress, and thickness uniformity. Vertical downward extrusion into a three-roll polishing stack uses a polished or textured roll surface; contact-roll temperature of 80–100 °C and middle/lower roll temperatures of 70–90 °C are common for transparent ABS sheet. The die lip opening is set 10–15% above final sheet thickness to account for draw-down. Draw ratio above 1.2 produces machine-direction orientation and anisotropic Izod impact values; this anisotropy is evaluated by ISO 180/1A specimens cut parallel and perpendicular to extrusion. Sheet thickness up to 6 mm should be cooled below its heat deflection temperature before edge trimming to prevent microcracks at trimmed edges. Air-knife cooling can advance the cooling point but must not exceed 0.3 MPa air pressure on the sheet surface, otherwise surface waviness appears.

    When TE-1000 sheet is reheated for thermoforming, sag and moisture control dominate the forming envelope

    Thermoforming of extruded TE-1000 sheet requires reheating to a surface temperature of 150–180 °C measured with an infrared pyrometer at three positions across the sheet. Two-sided heating should be staged to avoid surface blistering: lower heaters at approximately 60% output for the first 60% of the cycle, upper heaters at 80% output for the remaining 40%. At surface temperatures above 180 °C, the transparent ABS melt strength falls and sag can exceed 25 mm over a 500 mm unsupported span, causing wall-thickness variation and tearing. Below 150 °C, forming stress exceeds the sheet yield stress, creating microcracks and stress whitening at deep-draw corners. Plug-assist forming pressure should remain between 0.2–0.5 MPa, with mould temperature controlled at 50–70 °C. The sheet must leave the oven and transfer to the mould within 10 s to prevent the surface cooling below the lower forming limit. Sheet stored at relative humidity above 60% should be re-dried before thermoforming because surface moisture generates blisters at oven temperatures as low as 120 °C. Vacuum drying of sheet at 70 °C for 2 h reduces surface moisture but does not reverse internal moisture absorption. Edge regions heat faster than the centre; therefore, infrared pyrometer readings must include edge positions to detect premature sag before the centre reaches forming temperature.
    Chemical contact boundaries for transparent ABS are narrower than for opaque ABS. TE-1000 sheet exposed to ketones, esters, aromatic hydrocarbons, or strong acids undergoes surface crazing and gloss loss; alkaline cleaning agents above pH 10 attack the nitrile-containing surface and produce opacity. For equipment guards and display applications, cleaning protocols should use neutral pH detergent solutions below 5 vol% concentration. When chemical resistance is required, testing according to ASTM D543-20 under constant strain is necessary because the formed part contains residual stress that reduces the critical strain to craze relative to annealed test plaques.
    Where TE-1000 is being evaluated as a replacement for opaque high-impact ABS or PC/ABS, the property differences are systematic. Transparent ABS uses a smaller dispersed rubber particle size and refractive-index-matched grafting; this improves optical clarity but reduces notched impact compared to opaque high-impact ABS. PC/ABS provides higher heat resistance and impact but adds density and requires higher melt temperatures. At −20 °C, notched Izod impact of transparent ABS can fall below 5 kJ/m², which restricts use as low-temperature structural guards unless wall section is increased. The following table summarizes indicative unfilled transparent ABS extrusion-grade ranges relative to adjacent polymer classes; it is not a substitute for the TE-1000 datasheet.
    Indicative property ranges for transparent ABS extrusion grades relative to opaque high-impact ABS and unfilled PC/ABS
    Property Test method Transparent ABS extrusion Opaque high-impact ABS PC/ABS
    Density ISO 1183-1:2019 1.07–1.08 g/cm³ 1.03–1.06 g/cm³ 1.12–1.16 g/cm³
    Tensile yield stress ISO 527-2:2012 42–50 MPa 38–46 MPa 55–62 MPa
    Notched Izod impact at 23 °C ISO 180/1A:2019 10–18 kJ/m² 25–35 kJ/m² 40–60 kJ/m²
    Flexural modulus ISO 178:2019 2200–2500 MPa 2000–2400 MPa 2200–2600 MPa
    Melt volume-flow rate at 220 °C/10 kg ISO 1133-1:2022 5–15 cm³/10 min 5–20 cm³/10 min 10–25 cm³/10 min
    Total light transmittance, 3 mm plaque ASTM D1003-21 85–91% opaque opaque

    Solvent stress-cracking thresholds, annealing limits, and regrind reintroduction criteria

    Residual forming stress controls long-term crack resistance. In deep-drawn corners with nominal wall thickness below 0.25 mm, local tensile stress can exceed 20 MPa after cooling. When the formed part is exposed to isopropanol, toluene, or commercial cleaning agents, the critical strain to craze falls below the apparent outer-fibre strain, and crack initiation occurs at the inner radius. Annealing at 70 °C for 2 h reduces residual stress by approximately 30–50% and improves solvent resistance but increases cycle cost and may cause dimensional relaxation of 0.2–0.5%. Regrind from edge trim and rejected sheet should be limited to 20–30 wt% of the hopper blend for optical sheet. Higher regrind levels introduce black specks, broaden melt flow rate, and reduce total transmittance below 85% at 3 mm thickness. Regrind must be re-dried to below 0.05 wt% moisture before reintroduction; failure to do so produces surface splay and gel formation at the die lip. External lubricants such as metallic stearates above 0.1 phr can raise throughput but increase optical haze and should be avoided when total transmittance is critical.

    Is co-extruded TE-1000 capstock over high-impact ABS a viable production route?

    Co-extrusion of TE-1000 as a transparent cap layer over high-impact opaque ABS is viable when the layer structure and melt-temperature mismatch are controlled. The cap layer is typically 5–10% of total sheet thickness, often 0.2–0.5 mm, and is produced with a feedblock and multi-manifold die rather than a single-manifold coathanger die, because the latter cannot maintain uniform layer distribution under rheology mismatch. The melt temperature difference between cap and substrate should remain below 10 °C to prevent flow instability and interfacial waviness. Interlayer adhesion degrades if the substrate layer contains external release agents above 0.2 phr; delamination appears under thermoforming as cap-layer blistering. Total machine-direction draw ratio should be maintained below 1.5:1 to avoid cap-stock thickness variation.
    Against ASA, TE-1000 has lower ultraviolet stability but retains higher surface gloss in interior applications. ASA is preferred for unpainted exterior parts tested under ISO 4892-2 because its acrylic ester backbone does not generate the same level of unsaturated photo-oxidation products as butadiene. Against PMMA, TE-1000 provides higher notched impact but lower surface hardness and lower light transmittance; PMMA typically exceeds 92% total transmittance at 3 mm thickness, while transparent ABS ranges from 85–91%. The specification choice therefore depends on whether scratch resistance or impact resistance is the limiting design attribute. Regulatory classification must be verified from the manufacturer’s documentation; RoHS compliance under Directive 2011/65/EU covers the restricted substances cadmium, lead, mercury, hexavalent chromium, polybrominated biphenyls, and polybrominated diphenyl ethers, but compliance depends on the exact lot. For food-contact use, the applicable FDA regulation is 21 CFR 180.22 for acrylonitrile copolymers and related condition-of-use limitations; TE-1000 should not be assumed suitable for high-temperature food service without specific migration testing. Incoming quality control should monitor melt flow rate, yellowness index by ASTM E313-20, and notched Izod impact by ISO 180/1A after drying; batch-to-batch variance in optical clarity requires haze and transmittance measurement on a 3 mm plaque per ASTM D1003-21 rather than reliance on supplier nominal values alone.
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