Main Product Magnesium oxide Magnesium hydroxide Aluminum hydroxide Magnesium Carbonate Rubber Flame retardant PVC Smoke suppressant Char-forming Agent PVC Resin CPVC Resin Magnesium-Aluminum Hydrotalcite get free quote CPVC-IM(Injection molding) CPVC-E(extrusion) Aluminum Hydroxide Smoke Suppressant Activated MgO QM-98 Mg-Al Hydrotalcite Magnesium-Aluminum hydrotalcite MX-2A9 type magnesium hydroxide PVC high-efficiency flame retardant 123