[Size] - Hole Diameter(Outer Diameter) 8mm/0.31"; Rod Diameter(Inner Diameter) 4mm/0.16";Free Length 30mm/1.18"(±2mm).
[Load Type] - Light Load. The mold spring adopts a closed design, small size, high precision, rectangular cross-section, harder than ordinary springs, suitable for high-strength work, to ensure the durability of the product
[High Material] - Compression mold spring is made of high-quality spring steel, painted on the surface, has good wear resistance and corrosion resistance, fatigue and heat resistance, durable, long service life, you can use it with confidence
[Compression Ratio] - Compression Ratio of 1 million times 0.4; Compression Ratio of 500,000 times 0.45; Compression Ratio of 300,000 times 0.5; Maximum Compression Ratio 0.38.
[Application] - Mold springs are mainly used in the mold machinery of injection molding machines, such as 3D printer heated bed, which are very suitable for high-stress applications, as well as various springs and other applications