Product Description New design round hole hollow PP plastic formwork board, available in 15mm & 18mm thickness, specially designed for wall concrete construction engineering. Made of high-quality modified polypropylene (PP) with macromolecule nano technology, adopt scientific round hole hollow arch structure mechanics design. It greatly improves compressive strength, load-bearing performance and stability, completely replaces traditional wood plywood, bamboo plywood and steel formwork. Core Advantages New Round Hole Structure：Arch pressure distribution design, higher rigidity, anti-deformation, anti-bulge than square hole plastic formwork High Reusability：Reuse ≥60–100 times, low amortization cost, eco-friendly & energy-saving 15mm / 18mm Thickness Optional：15mm for standard wall; 18mm for high-pressure large concrete wall projects Full Performance：Waterproof, anti-corrosion, anti-aging, flame retardant, smooth concrete surface after demoulding, no extra plastering needed Easy Construction：Light weight, easy to cut, nail, drill, saw and assemble; no release oil required Durable & Stable：Good toughness, strong nail holding force, no crack, no deformation under concrete pressure Application: Concrete wall, column, beam, foundation, civil building construction shuttering Application Scenarios Residential building wall concrete pouring, commercial building structure wall, infrastructure engineering, retaining wall, basement wall concrete construction