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Acrylic Back-up

These polyester resins and designed as acrylic back-up materials for producing both tubs, shower trays, jacuzzi and with or without filler types are available.

P-470 ORTHO thixotropic unsaturated polyester resin for acrylic back-up applications
PROPERTIES FIELD OF APPLICATION TECHNICAL PROPERTIES MECHANICAL PROPERTIES(**)
High adhesion to acrylic surface Acrylic back-up applications such as
bath tubs, jacuzzi and shower trays
Chemical base Orthophthalic Tensile strength (MPa) 43 – 45 
No deformation on acrylic surface   Application Spray-up Tensine elongation (%) 2 – 3
High filler capacity   Viscosity (cps) 1500 – 2500  Tensile E-modulus (MPa) 2000 – 3000 
Contains blue color MEK P indicator   Thixotropy Yes Flexural strength (MPa) 60 – 70 
    Density(g/cm³)   1,10 – 1,11    Hardness (GYZJ 934-1) 34 – 36 
    Monomer content (%) 41 – 43  Heat distortion temperature (°C) 70 – 73
    Gel time (min) 10 – 20 (*) Water absorption (mg) 40 – 45 
    Exothermic peak (°C) 190 – 210 (*)    
    Curing system (*) 1% MEK P, pre-accelerated    
           (**) Test applied after post cure application  

 

P-475 ORTHO thixotropic filled unsaturated polyester resin for acrylic back-up applications