... of materials, ingredients, foam, molding, mold release (4 hours), trimming, and delivery.3Burden calculationStrictly in accordance with ... release, Nature Conservation 3 daysUse of high temperature 4 hours stripping, nature conservation10SandingWill been sanded,can use ... , do not know the analysis methods of magnesium oxide (MgO) and magnesium chloride (MgCl2), without inspection of raw materialsNo ...