
Aluminum Extrusion Die 4 Cavity Solar Frame Work. High-Quality Die Material: Constructed from H13 Steel, 8407, or SKD61 for superior durability and performance. Advanced Heat Treatment: Vacuum heat treatment ensures hardness of HRC 48-52 and optimal structural integrity. Nitriding Treatment Included: Free nitriding treatment provided with hardness ranging from HRC 48 to 56. Expert Design Team: Designers with over 30 years of experience using CAD, CAID, and CAIM technologies. Global Equipment Sourcing: Machinery imported from Japan, Italy, and Taiwan to ensure high precision machining. Comprehensive After-Sales: Includes die correction advice, online remote service, and on-site engineer support. Fast Delivery Time: Standard delivery within 7 to 15 working days for most orders. Versatile Die Types: Available as hollow, solid, or heatsink dies with customizable cavity counts.