... , sheets, boards, pipes, pipe fittings, etc.Physicochemical properties:IndexHC-21,HC-51,HC-22,HC-61HC-12 ... good rigidity of product. Product Category and Properties:Product signImpact proof effect under normal temperatureImpact proof ... ********Excellent processabilityHC-55*********Excellent processabilityHC-61**********Excellent impact properties,Fast fusionRemarks: "*"means the degree of performance ...