Specification :

Specifications of urethane as following:
Polyurethane is composed of A and B.
B-component: type HW260-Bappearance clear or light yellowtransparence liquid, viscosity(Pa.s) 1500
A-component: type: HW240-A, appearance light yellow liquid, viscosity(Pa.s) 500
Ratio (A : B) 1 : 1
Environment temperature () 25-40
Gelation time(min) at 30 6-15(adjustable)
Capability of finished product:
Appearance : light yellow elastomer
Hardness (shore A): 40 +/- 5
Tensile strength (kn/m2): 22
Elongation (%) : 700
Abrasion resistance (mm3) : 205
Rebound resilience (%): 45
Cured specific gravity (g/cm3) : 1.1
Packing: packed in a 20kg pail or 200kg barrel
Storage: It's suitable to store in the shade.