RXD Polyurethane Rubber U75 A+B is a professional two-component polyurethane elastomeric resin, designed for applications requiring high mechanical strength, excellent wear resistance, and greater hardness than U45. With a hardness of 75 Shore A, it is an ideal choice for industrial molds, rollers, coatings, protective parts, and high-stress applications.

Packaging: 2kg (1kg Part A + 1kg Part B)

Ideal for:

• Artificial stone molds
• Cement decorations
• Industrial molds
• Polyurethane rollers
• Protective coatings
• Durable parts
• Prototype tooling
• High wear applications

Advantages:

• High hardness (75 Shore A)
• Excellent wear resistance
• Very high tear strength
• High mechanical strength
• Low shrinkage
• Mixing ratio 1:1
• High dimensional stability
• Long service life

Technical specifications:

• Mixing ratio: 1:1
• Color: Part A: Light yellow | Part B: Transparent
• Hardness: 75 Shore A
• Viscosity: Part A: 750 ±200 mPa·s | Part B: 1600 ±200 mPa·s
• Working time: 30–40 minutes
• Full curing: 16–24 hours
• Tear strength: 28 kN/m
• Tensile strength: 10 MPa
• Elongation: 350–450%
• Resilience: 50%
• Density: 1.10 g/cm³
• Linear shrinkage: 0.1%

Instructions for use:

• Mix equal amounts of Part A and Part B.
• Stir well until the mixture is homogeneous.
• Pour the material into the mold or desired surface.
• Allow to cure at room temperature for 16–24 hours.
• After full curing, it achieves excellent mechanical strength and long service life.