What is Acrylic with ABS?

In the sanitary ware industry, the choice of acrylic materials directly impacts product durability, aesthetics, and cost control. Pure PMMA, Acrylic with ABS (acrylic-ABS composite sheets)and PMMA+ABS+PMMA have emerged as the most prevalent materials currently in use. Among these three common materials, what exactly is « Acrylic with ABS »? And why is it so widely utilized in bathtubs and spa products?

What is Acrylic with ABS?

Acrylic with ABS is a dual-layer composite sheet manufactured using a co-extrusion process, combining two distinct materials:
Top Layer: Acrylic (PMMA)
Provides a smooth, high-gloss finish with a refined, premium aesthetic.
Bottom Layer: ABS Plastic
Provides structural strength, toughness, and impact resistance.
This dual-layer structure integrates the advantages of both materials, achieving an optimal balance between performance and cost-effectiveness.
Why not simply use pure acrylic?
While pure acrylic offers a high-end appearance, it presents several distinct limitations:
Weaker impact resistance
Higher material costs
Greater susceptibility to cracking during transportation or prolonged use
To address these issues, the industry introduced ABS as a supporting substrate, thereby creating a more durable and economical composite material.
Core Advantages of Acrylic-ABS Sheets

1. Enhanced Impact Resistance
   The ABS layer significantly boosts the material’s toughness, effectively mitigating the risk of cracking.
2. Superior Surface Finish
   The acrylic surface retains its high-gloss, smooth, and dense characteristics, offering an aesthetic quality comparable to ceramics.
3. Cost-Effectiveness
   Compared to pure acrylic, the composite sheet offers a more competitive price point while maintaining high performance standards.
4. Excellent Thermoforming Properties
   The material is easier to process and form, making it ideal for complex structural designs such as bathtubs and spa shells.
5. Lightweight yet Robust
   It strikes an excellent balance between structural strength and weight.
   Typical Applications
   Acrylic-ABS composite sheets are widely used in:
   Bathtubs
   Whirlpool Tubs / Spa Tubs
   Shower Trays / Bases
   Various Sanitary Ware Enclosures and Structures