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Oct . 18, 2025 14:20 Back to list

PP Fire Retardant Sheet UL94 V-0 | Halogen-Free, RoHS


PP Fire Retardant Sheet: What Buyers Are Really Asking in 2025

When engineers ask about the PP fire retardant sheet, they usually want three things: reliable flame performance, consistent machinability, and proof it won’t crack or warp after a year in service. To be honest, that’s exactly where this material has matured. The newest grades balance UL 94 ratings with good stiffness and clean processing, and—surprisingly—remain price-friendly versus PC or PVDF in many enclosures.

PP Fire Retardant Sheet UL94 V-0 | Halogen-Free, RoHS

Industry Trends (Short Version)

  • Shift to halogen‑free packages for sustainability and RoHS/REACH comfort.
  • Higher LOI and better V-0 retention at thinner gauges, thanks to synergistic FR systems.
  • EV battery protection, lab furniture, and cleanroom liners are driving demand.

Product Snapshot and Sizes

LIDA’s PP fire retardant sheet ships from No.316 Pingan West Street, Shunping County, Baoding City, Hebei, China 072250. Thickness: 2–30 mm. Standard sheets: 1220×2440 mm, 1000×2000 mm, 1500×3000 mm. Cut-to-size? Yes, routinely. Surfaces: glossy or embossed. Colors: natural, grey (≈RAL7032), black, plus custom matches.

PP Fire Retardant Sheet UL94 V-0 | Halogen-Free, RoHS

Technical Specifications (typical, real-world use may vary)

PropertyTypical ValueTest/Standard
Density≈0.95 g/cm³ISO 1183
Flame ratingUL 94 V‑0 @ 3.0 mm; V‑2 @ 1.5 mm (typ.)UL 94 [1]
Limiting Oxygen Index (LOI)≈26–30%ISO 4589
Vicat softening temp≈150 °C (A120)ISO 306 [2]
Tensile strength≈28 MPaISO 527
Notched Charpy≈7 kJ/m²ISO 179
FMVSS 302Pass (typ. ≥3 mm)FMVSS 302 [3]
Service temperature-20 to +100 °CInternal qualification

Process Flow, Materials, and Testing

Materials: PP homopolymer or impact-copolymer + halogen‑free FR package (often ammonium polyphosphate systems with synergists), antioxidants, UV stabilizers on request. Methods: dry-blend → twin-screw compounding → sheet extrusion/calendaring → annealing → cut-to-size. Testing: UL 94, LOI, FMVSS 302/ISO 3795, Vicat, tensile/impact, and glow-wire/needle flame for select programs (IEC 60695 [4]). Typical service life: ≈8–15 years indoors; outdoors depends on UV package.

PP Fire Retardant Sheet UL94 V-0 | Halogen-Free, RoHS

Applications We See Most

  • Electrical cabinets, battery module barriers, cable trays.
  • Laboratory benches, fume hood liners, cleanroom wall cladding.
  • Automotive interior panels and HVAC housings (FMVSS 302).
  • Equipment covers, machine guards, chemical handling bins.

Customer feedback: machinists like the “clean chip” behavior; purchasing likes the stable lead times. Some note embossed surfaces hide scuffs in factory environments—handy tip.

Vendor Comparison (quick take)

VendorUL Rating (typ.)Cut-to-SizeLead TimeCustom ColorsNotes
LIDA Plastic (Hebei, CN)V‑0 @ 3 mmYes≈10–20 daysYesISO 9001; RoHS/REACH support
Generic ImporterV‑2 @ 3 mmLimited≈3–6 weeksMaybeSpecs vary by batch
Premium EU BrandV‑0 @ 1.5–3 mmYes≈2–4 weeksYesHigher price, excellent data set

Customization and Real Cases

Options: halogen‑free vs. traditional FR, UV package, anti-static, emboss depth, and tight thickness tolerances for CNC nests. A battery integrator recently switched to PP fire retardant sheet for module partitions—cut weight by ~18% versus PC while meeting V‑0. Another win: a pharma fit-out used grey embossed PP fire retardant sheet for cleanroom cladding; easy wipe-down and no rust, obviously.

PP Fire Retardant Sheet UL94 V-0 | Halogen-Free, RoHS

Compliance/certs on request: UL 94 classification, ISO 9001 QA, RoHS/REACH declarations, and—if the RFQ demands—material data with traceable batch testing. If you need pre-cut kits, just share DXFs; the team can nest for yield.

Bottom line

If your spec calls for tough, machinable sheets with credible fire data, PP fire retardant sheet hits a sweet spot of cost, weight, and compliance. Not perfect for high-heat continuous use—be realistic—but a workhorse for enclosures, labs, and transport interiors.

References

  1. UL 94 Flammability of Plastic Materials
  2. ISO 306: Plastics — Vicat softening temperature
  3. FMVSS 302: Flammability of Interior Materials
  4. IEC 60695-11-10: Test flames — 50 W/500 W
  5. EU RoHS Directive overview

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