company tower banner
CMT Materials Company Logo
Hytac® XTL is the latest generation of syntactic foams with enhanced toughness and superior machinability. This material is easy to machine and polish without dust. HYTAC-XTL is suitable for a wide range of plastics and allows users to machine fine details.

Core Type: Syntactic Foam, Thermoplastic Foam

Compatible Polymers & Resins: Polyethylene Terephthalate (PET), Polylactic Acid (PLA), Polypropylenes (PP), Polystyrenes (PS), Polyvinyl Chloride (PVC)

Technical Data Sheet
  • TypeDocument Name
View All Documents

Knowde Enhanced TDS

Identification & Functionality

Composite Materials Functions

Features & Benefits

Materials Features
Benefits
  • Strongest available syntactic foam
  • Dust-free machining and polishing
  • Widely suitable with nearly all plastics
  • Excellent material distribution
  • The highest toughness ratings for any syntactic foam
  • Superb machinability with no dust
  • Excellent where edge definition and detail are required
  • Low thermal conductivity
  • Low coefficient of thermal expansion
  • Excellent material distribution

Applications & Uses

Plastics & Elastomers Processing Methods
Thermoforming Applications
  • PET
  • PP
  • PS
  • PVC
  • PLA
Machining and Polishing Guides

HYTAC materials are generally easy to machine and polish. Following the CMT guidelines will improve surface quality and consistency in plug performance.

Properties

Physical Form
Typical Properties
ValueUnitsTest Method / Conditions
Density672-737kg/m3-
Thermal Conductivity0.17W/m°K-
Coefficient of Thermal Expansion (CTE)57.6 x 10ˉ⁶m/m/°C-
Compressive Strength70.4MPa-
Service Temperature176°C-
Flexural Toughness163.4kPaASTM D790

Technical Details & Test Data

HYTAC® Relative Performance
  W XTL WF WFT FLX FLXT C1R B1X
Ease Of Machining 2 5 2 3 4 4 4 5
Elimination of Machining Dust 1 5 1 1 3 3 3 5
Ease of Polishing 2 4 2 4 5 5 4 2
Resistance to Abuse 1 5 2 2 3 3 4 5
Fine Detail Durability 1 5 2 2 3 3 4 5
Even Sheet Distribution 3 5 3 3 5 4 5 5

1 = Lowest relative performance
5 = Best relative performance