ItemTest MethodTest Resultcross cut test100/100 taping testgoodPencil hardness test45°,one hour and overgoodBending test180°*3TgoodImpact test500g*12,7mp*500mhgoodSalt water spray test5% Nacl,35°500hours,goodResistance to chemical5%H2SO4*5 hours5%Naoh*5hoursGoodgoodAccelerated weathering testWather-o-meter750 hoursgoodFilm cardness testM.E.K Rubbing40timesgoodType of CoatingCodeThickness(μm)Hardness60° Specular Gloss180°BendingTestLowAMediumBHighCLowAMediumBHighCPolyesterPE≥20≥F≤40>40~≤70≥70≤5T≤3T≤1TSilicone-modified PolyesterSMP≥20≥F≤40>40~≤70≥70≤5T≤3T≤1TGreen Polyester AppliancesJD≥20≥H≤40>40~≤70≥70≤5T≤2T≤1THigh Durability PolyesterHDP≥20≥HB≤40>40~≤70≤5T≤2T≤1TPolyvinylidene FluoridePVDF≥20≥HB≤40>40~≤70≤5T≤2T≤1TType of CoatingCodeCounterblst(J)Neutral Salt Spray Test(h)Accelerated ageing test of UV lamp(h)LowAMediumBHighCUVA-340UVA-313PolyesterPE≥6≥9≥12≥500≥600≥400Silicone-modified PolyesterSMP≥6≥9≥12≥750≥720≥480Green Polyester AppliancesJD≥6≥9≥12≥250≥480High Durability PolyesterHDP≥6≥9≥12≥750≥960≥600Polyvinylidene FluoridePVDF≥6≥9≥12≥1000≥1800≥1000Type of CoatingCharacteriaticPolyesterGood adhesion, rich colors, a wide range of outdoor durability and moldability, medium chemical resistance, and low cost.Silicone-modified PolyesterGood film hardness, excellent wear resistance and heat resistance, good outdoor durability and chalk resistance, general gloss retention and flexibilityHigh Durability PolyesterExcellent color retention,outdoor durability, chalking resistance and UV resistance, good film adhesion, colorful, cost-effectivePolyvinylidene FluorideExcellent color retention, outdoor durability and chalk resistance and UV resistance, excellent solvent resistance, good formability and anti-dirty resistance.
Rhombus PPGI