Stronger, Lighter, Faster Our Business Nuenz manufactures new materials for advanced composites Nuenz manufactures new materials for advanced composites Improving performance of advanced metals, ceramics and polymers Improving performance of advanced metals, ceramics and polymers Focus on manufacturing quality and scalability Focus on manufacturing quality and scalability Internal R&D for: Internal R&D for: Monitoring quality Monitoring quality Product development Product development Technical customer inquiries Technical customer inquiries Head Office and R&D: New Zealand Head Office and R&D: New Zealand Manufacturing: New Zealand & USA Manufacturing: New Zealand & USA Our Business Nuenz manufactures new materials for advanced composites Nuenz manufactures new materials for advanced composites Improving performance of advanced metals, ceramics and polymers Improving performance of advanced metals, ceramics and polymers Focus on manufacturing quality and scalability Focus on manufacturing quality and scalability Internal R&D for: Internal R&D for: Monitoring quality Monitoring quality Product development Product development Technical customer inquiries Technical customer inquiries Head Office and R&D: New Zealand Head Office and R&D: New Zealand Manufacturing: New Zealand & USA Manufacturing: New Zealand & USA Troy Dougherty Chief Scientist

Nuenz Products Silicon nitride (Si 3 N 4 ) high-performance additives for composites Low-volume, high-value additive Low-volume, high-value additive Si 3 N 4 has exceptional material properties (strength, stiffness, temperature…) Si 3 N 4 has exceptional material properties (strength, stiffness, temperature…) Proprietary manufacturing process producing low-cost composite materials Proprietary manufacturing process producing low-cost composite materials F80 Silicon Nitride Fibre High % fibre product High % fibre product High-value additive for speciality composites High-value additive for speciality composites P80 Silicon Nitride Particulate High % particulate product High % particulate product Lower-cost additive for bulk composites Lower-cost additive for bulk composites Other products include high purity Si 3 N 4 fibre, boron nitride, silicon oxynitride nanowires Silicon nitride (Si 3 N 4 ) high-performance additives for composites Low-volume, high-value additive Low-volume, high-value additive Si 3 N 4 has exceptional material properties (strength, stiffness, temperature…) Si 3 N 4 has exceptional material properties (strength, stiffness, temperature…) Proprietary manufacturing process producing low-cost composite materials Proprietary manufacturing process producing low-cost composite materials F80 Silicon Nitride Fibre High % fibre product High % fibre product High-value additive for speciality composites High-value additive for speciality composites P80 Silicon Nitride Particulate High % particulate product High % particulate product Lower-cost additive for bulk composites Lower-cost additive for bulk composites Other products include high purity Si 3 N 4 fibre, boron nitride, silicon oxynitride nanowires

Advanced Composite Examples P80 Silicon Nitride Particulate in Aluminium Improved hardness Improved hardness Improved tensile properties Improved tensile properties Allows for replacement of steel components with lightweight aluminium composite Allows for replacement of steel components with lightweight aluminium composite Trials underway for automotive application Trials underway for automotive application P80 Silicon Nitride Particulate in Aluminium Improved hardness Improved hardness Improved tensile properties Improved tensile properties Allows for replacement of steel components with lightweight aluminium composite Allows for replacement of steel components with lightweight aluminium composite Trials underway for automotive application Trials underway for automotive application F80 Silicon Nitride Fibre in Titanium Significantly improved hardness Significantly improved hardness Excellent wear properties Excellent wear properties Good titanium-silicon nitride bonding Good titanium-silicon nitride bonding Investigating applications for moving parts – wear components, medical devices Investigating applications for moving parts – wear components, medical devices F80 Silicon Nitride Fibre in Titanium Significantly improved hardness Significantly improved hardness Excellent wear properties Excellent wear properties Good titanium-silicon nitride bonding Good titanium-silicon nitride bonding Investigating applications for moving parts – wear components, medical devices Investigating applications for moving parts – wear components, medical devices F80 Silicon Nitride Fibre in polysulfide elastomer Significantly improved tensile properties Significantly improved tensile properties Trials underway in defence and electronics Trials underway in defence and electronics F80 Silicon Nitride Fibre in polysulfide elastomer Significantly improved tensile properties Significantly improved tensile properties Trials underway in defence and electronics Trials underway in defence and electronics 0.5% F80 Silicon Nitride 4.5MPa UTS 2% glass fibre 1.5MPa UTS Reference Elastomer, 0.3MPa UTS