الرمال مقاومة للاهتراء
آلة من صنع خط إنتاج الرمل VU120 في شيجياتشوانغ. VU Particle Shape Optimization Machine. The world''s first efficient particle type optimization technology, imitating formation principle of natural sand, the machine adopts the global pioneering technologies of "low energy crushing and dressing" and "selfgrinding via falling mode" that can validly remove the ...