Foam Source Factory Supplies EVA Foam Lining High-End Stationery Inner Box Non-Slip Shockproof EVA Foam

Foam Source Factory Supplies EVA Foam Lining High-End Stationery Inner Box Non-Slip Shockproof EVA Foam

Features: Environmentally friendly, shockproof and non-slip, beautiful and high-end, strong and durable, non-toxic and odorless
Scope of application: high-end stationery inner box, office supplies lining. Electronic appliance inner box, digital product inner box

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Five core technology highlights 1. Dual-module anti-vibration system 38mm thick substrate: honeycomb matrix structure, energy absorption rate increased by 40% 10mm upper cover: inclined pressure-conducting design, effectively disperse local impact force Passed the 20kg weight 1m drop test (GB/T 4857.5 standard) 2. Quick-adhesive backing glue process Adopting Japanese Toyobo hot melt adhesive coating, 3 seconds fast adhesion (25℃ environment) No residual glue after peeling, supports repeated positioning and fitting 3. Precise hole filling technology CNC numerical control engraving positioning hole, tolerance ±0.15mm Special-shaped filling block plug-in structure, suitable for screws/data cables/pen tips and other details 4. Three-proof performance upgrade Moisture-proof: closed cell rate > 92% (ASTM D2856 test) Anti-slip: surface diamond convex pattern design, tilted 30° without displacement Anti-static: surface resistance value 10^8-10^10Ω (anti-static treatment process is optional) Scenario-based solutions ▸ High-end stationery set Pen/precision instrument: 38mm thick area pre-engraved pen-shaped groove + anti-scratch suede treatment Stapler/paper cutter: customized tool fixing buckle, opening and closing life> 5000 times ▸ Electronic office equipment Calculator/scanning pen: 3mm buffer partition layer, adapted to USB interface exposed design Conference terminal: EMI shielding layer composite process (optional) ▸ Digital product packaging TWS earphone compartment: magnetic cover structure, support NFC tag embedding Mobile power supply: heat dissipation holes are precisely aligned to meet UN38.3 transportation certification Testing and certification SGS report number: YC-2023XXXX (including 18 hazardous substance tests) Physical performance test: ▶ Compression permanent deformation rate <8% (70℃×22h) ▶ VOC emission <50μg/m³ (ISO 16000-9 cabin test) Order service description 1. Customized service Free 3D structural design (STEP/IGS file delivery) 500 sets of minimum order, 7-12 days delivery cycle 2. Quality assurance First sample full-size laser scanning test report Batch goods AQL 2.5 sampling standard 3. Logistics packaging Anti-indentation independent PE bag packaging Export-grade corrugated box (edge pressure strength ≥8000N/m)
Material: Environmentally friendly EVA Density: 38 degrees Color: Black Specification thickness: 185MM*110MM*38MM thickness Cover: 185MM*110MM*10MM Production process: Foam material with single-sided adhesive, mold stamping, manual lamination, hole filling Environmental testing: SGS test report Core parameters Attributes Parameter details Manufacturer: Dongguan Yonglicheng Packaging Technology Co., Ltd. Substrate material: Food-grade environmentally friendly EVA (SGS certified, in line with EU EN71-3 toy safety standards) Composite process: EVA single-sided pre-coated high-viscosity adhesive (viscosity value ≥3.0N/cm², customizable release paper/PE film protective layer) Density: 38±1° (high-density compression-resistant structure, Shore hardness C grade 58-62) Lining size: 185mm(L)×110mm(W)×38mm(T) (adapted to the internal volume of a standard pencil case) Cover size: 185mm(L)×110mm(W)×10mm(T) (embedded closed structure, ±0.3mm precision tolerance) Color scheme: Pure black matte (supports Pantone color card customization, ΔE≤1.5 color difference control) Anti-slip coefficient: Surface friction coefficient 0.8-1.2 (in accordance with ASTM D1894 standard)