: Lower numbers (like 20D or 1.1 oz) are thinner and lighter. Heavy-duty applications might require 70D or higher.
If you are manufacturing or repairing a functional parachute for skydiving, paragliding, or aviation, you . Authentic canopies require precise ratings for zero or ultra-low air permeability (porosity) and specific tensile breaking strengths. where can i buy parachute material
For heavy-duty, rugged applications (like heavy cargo covers or tactical gear), check with military surplus sellers: : Lower numbers (like 20D or 1