Diameter: 0.3mm~ 0.7mm Length: 20~ 60mm Supplying the finest in steel fiber products and technology * world leader in steel fiber technology * custom fiber designs & packaging available * excellent crack control * superior installation performance * unequalled cost-effectiveness * ideal for all modern installation techniques * no handling or finishing problems * variety of standard types & sizes available * engineering & design assistance available Lightweight High Stiffness High energy absorption High noise and vibration damping properties Product type: # 330, # 310, # 304, # 446, # 430 Specifications: please see the pictures showing. SUNSHINE melt extract steel fiber of our company impart increased thermal shock resistance, steep thermal gradients resistance and mechanical shock resistance, minimizing damage and delaying failure caused by cracking. By increasing refractory lifetimes steel fiber refractory reinforcement offers the end user a reduction in downtime and substantial savings in materials and labor costs. Welcome to contact me at lily@ wonbon.com Msn: lilylee288@ hotmail.com