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TPU sole football shoes: outsole & torsion plate, Shore 65A-75D, DIN ≤110mm³, custom injection. MOQ 2,000 pairs, REACH/RoHS. Get free samples now!
A TPU sole for football shoes is an integrated thermoplastic polyurethane sole unit comprising an injection-molded outsole with traction pattern and a structural midsole plate for torsion control, designed for low-cut football, turf, and indoor footwear. Solamni manufactures TPU football shoe sole units in Shore 65A to 75D grades, with integrated torsion bars, heel stabilizers, and multi-surface tread patterns produced on vertical injection molding lines. The facility supports full sole-unit OEM design, co-molding with EVA foam midsoles, and batch production from 2,000 pairs under REACH and RoHS compliance.
Technical Specifications Matrix
| Parameter | Specification |
|---|---|
| Material | Injection-grade TPU (polyester / polyether); optional 10–15% glass-fiber reinforced grade for torsion plate |
| Shore Hardness | Outsole: 70D – 75D; torsion plate: 72D – 75D; heel stabilizer: 65A – 70A |
| Density | 1.12 – 1.22 g/cm³ |
| Tensile Strength at Break | ≥ 32 MPa (outsole); ≥ 40 MPa (GF-reinforced plate) |
| Torsion Stiffness | 1.5 – 4.0 N·m/degree (midfoot, tunable via plate thickness and rib geometry) |
| Abrasion Resistance (DIN 53516) | ≤ 110 mm³ |
| Flex Resistance | ≥ 120,000 cycles at 22.5°, no cracking (SATRA TM161) |
| Heel Counter Retention | ≤ 5° deformation after 500 cycles at 100 N lateral load |
| Slip Resistance (wet) | Coefficient of friction ≥ 0.42 (SATRA TM144) |
| Weight per Sole Unit (EU 42, pair) | 200 g – 340 g |
| Sole Unit Configuration | Outsole plate + integrated torsion bar + heel stabilizer (modular or monolithic) |
| Surface Finish | Matte / textured / dual-color injection / brand logo deboss |
| Environmental Compliance | REACH SVHC, RoHS 2.0, OEKO-TEX Standard 100 (optional) |
Solamni's TPU football shoe sole units are controlled through a component-level and assembled-unit QC protocol, covering injection processing, torsion verification, and bonded-assembly durability.
TPU resin is dried in desiccant dehumidifiers at 90–100°C for 3–4 hours to moisture below 0.03%. Barrel temperature is profiled across 5 zones (feed 155°C → nozzle 195°C) within ±3°C, and mold temperature is held at 30–45°C by a dedicated chiller. For dual-hardness sole units, two-shot injection is used with a rotary platen, and the bond interface between 75D outsole and 65A heel stabilizer is verified by peel test on every first-shot article. Shot weight is auto-logged to ±0.3 g per cavity.
Hardness - Shore A/D durometer, 5 readings per component zone, ASTM D2240.
DIN abrasion - 40 m travel, 10 N load, DIN 53516.
Flex resistance - Ross flex tester, 120,000 cycles at 22.5°, SATRA TM161.
Torsion stiffness - servo torsion tester, midfoot clamp, 0–30° rotation at 5°/s, torque recorded.
Heel counter retention - cyclic lateral compression, 100 N, 500 cycles, deformation measured by dial gauge.
Slip resistance - SATRA friction tester, wet ceramic tile, SATRA TM144.
Dimensional accuracy - CMM, tread lug height ±0.2 mm, sole curvature ±0.5 mm vs. CAD.
Color consistency - spectrophotometer ΔE ≤ 1.2 against approved master.
Each TPU resin lot is verified by melt flow index (190°C / 10 kg) and FTIR fingerprint matching. Glass-fiber content in reinforced torsion plates is confirmed by ash test (ISO 3451-1). Finished sole units are screened by GC-MS for REACH SVHC and ICP-OES for RoHS restricted elements. Non-marking indoor grades are tested on white paper under 50 N load with zero visible transfer. Third-party SGS or Intertek reports are available on request.
The plant operates 14 vertical injection machines (200T–400T), including 4 two-shot rotary machines for dual-hardness sole units, 8 desiccant dryers, 2 CNC mold centers, a CMM inspection station, a servo torsion tester, and an automatic sole-weight sorting line. This setup supports cavity-to-cavity weight variation below 1.5% and consistent torsion stiffness across 8-cavity and 12-cavity production tools.
Industrial Application Scenarios
Low-cut football and turf shoes (TF / AG). TPU sole units with integrated torsion plates are specified for low-cut football trainers and artificial-grass shoes where midfoot stability and lightweight construction are required. Shore 72D–75D outsole grades with multi-directional tread lugs deliver grip on turf, while the torsion bar limits excessive midfoot twist during cutting movements.
Indoor and futsal shoes. Non-marking TPU-rubber compound outsoles with herringbone tread are bonded to TPU structural heel counters for futsal and indoor court footwear. The heel stabilizer retains rearfoot shape under lateral court movement, and the wet-surface CoF above 0.42 meets gym-floor safety requirements.
Football-inspired casual and streetwear sneakers. TPU sole units with fashion-forward tread patterns and dual-color injection are used for football-casual hybrid sneakers. The monolithic sole unit is bonded to cup-sole or vulcanized constructions, with brand logo debossing on the heel and sidewall.
Academy and training football shoes. Cost-optimized TPU sole units in unfilled 70D grade are supplied for youth academy and daily training footwear. Modular torsion plates allow the same outsole tooling to serve multiple flexibility profiles by swapping the midfoot plate insert.
Aftermarket sole replacement. Solamni supplies compatible TPU sole units to shoe repair workshops and private-label brands, with standard last geometries covering EU 36–47. Replacement sole units are pre-treated with corona surface activation for reliable re-bonding.
FAQ
Q1: How is midfoot torsion stiffness tuned on a TPU football shoe sole unit?
A1: Torsion stiffness is controlled by the midfoot plate thickness (1.5–3.0 mm), rib geometry, and material grade. A 2.0 mm unfilled 72D plate yields approximately 2.0 N·m/degree; adding 15% glass fiber or increasing thickness to 2.5 mm raises it to 3.5–4.0 N·m/degree. Stiffer plates suit speed boots; softer plates suit technical-play shoes.
Q2: What surface treatment and adhesive are required to bond a TPU sole unit to an EVA midsole and upper?
A2: Corona or plasma treatment raises TPU surface energy above 38 dynes/cm. A solvent-free PU adhesive (2.5–3.0 g per pair) is applied to both surfaces, activated at 60°C, and pressed at 4–6 bar for 15 seconds. Peel strength exceeds 6 N/25 mm after 24-hour cure. We provide the treatment parameter sheet with every sole unit shipment.
Q3: What is the cost and lead-time difference between modular and monolithic TPU sole units?
A3: Monolithic sole units use a single mold and ship in 15–20 days at lower unit cost, but require a new tool for each stiffness profile. Modular units use a shared outsole mold plus interchangeable torsion plate inserts; tooling cost is 30–40% higher but enables multiple stiffness SKUs from one base tool. For sample evaluation and last-fit matching, contact our English-speaking technical engineer Jason Lee directly.
Products Shows
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We specialize in providing material high-quality for industrial applications. Our focus on B2B sourcing ensures that you get the best prices for large orders, with the flexibility to customize the fabric to meet your specific needs. Whether you require bulk quantities for production or specialized orders, we can help you achieve your goals with fast delivery and exceptional customer support.
- Bulk Sourcing: Competitive pricing for large-scale orders.
- Customization: Flexible solutions tailored to your industry needs.
- Global Shipping: Fast, reliable delivery to international markets.
- High-Quality Standards: Rigorous testing and quality assurance to ensure performance and durability.
Solamni has specialized in synthetic materials for footwear, apparel and furniture in China for more than 15 years. We own factories producing TPU film and synthetic leather, and maintain long-term stable partnerships with numerous upstream material manufacturers. We are dedicated to supplying high-quality textile materials to outstanding enterprises across diverse industries.
Our address
No. 6, Cuiyuan 3rd Road, Feicuiyuan, No. 838, Donghai Street, Bincheng Community, Donghai Street, Fengze District, Quanzhou City, Fujian Province.
Phone Number
+8615905059552
Email:ace04@eurus-cn.com
Frequently Asked Questions
Q:How long is your production & shipping turnaround?
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A: It takes 25-35 days to complete production and delivery after all details are finalized.
Q:What regular payment terms do you apply?
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A: Terms vary by order size: either 30% pre-payment + 70% shipment-stage payment, or a 50% / 50% prepayment and shipment payment split.
Q:Accepted payment ways?
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A: We support T/T, PayPal, Western Union and other options. A 30% deposit is needed upfront, and outstanding payment must be made before shipping.
Q: Sample ordering instructions
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A: Complimentary samples can be dispatched in 3-5 working days once all sample requirements are confirmed.
Solamni Import And Export Co., Ltd.
We sincerely welcome friends from all over the world to cooperate with us on the basis of long-term mutual benefits. We are looking forward to receiving your enquiries soon.
Email:ace04@eurus-cn.com Phone+8615905059552
Whatsapp+8615905059552
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