catalyst for rigid foams qg pc-8
hard foam catalyst
qg products product characteristics
qg pc-8 is used for refrigerator hard foam, sheet, cast-in-place polyurethane hard foam, it has catalytic effect on both gel and foam.
catalyst for rigid foams qg pc-8
hard foam catalyst
qg products product characteristics
qg pc-8 is used for refrigerator hard foam, sheet, cast-in-place polyurethane hard foam, it has catalytic effect on both gel and foam.
