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Examid® PA/PPA CF33 — PA6/PA6I compound with 33 % carbon fiber for low-temperature injection molding

Description

Examid® PA/PPA CF33 is a compound based on a blend of PA6 and partially aromatic PA6I (a PPA-series component), reinforced with 33 % carbon fiber. It is designed for low-temperature injection molding of precision parts (impellers, propellers and other high-accuracy components) that require a combination of moderate stiffness with a wide processing window. The material demonstrates exceptionally high mechanical performance: a tensile modulus above 21 000 MPa, heat resistance up to 180 °C (HDT at 1.8 MPa) and stable geometry with a low level of shrinkage. Thanks to the dense structure of the polymer matrix and the high reinforcement content, Examid® PPA CF33 delivers maximum molding accuracy and dimensional retention even under demanding climatic and service conditions.

The material is designed for engineering applications where stiffness, thermal stability and minimal change of properties over time, under moisture or temperature swings are critical. It is recommended for demanding structures, in particular in drones, the aerospace and automotive sectors, as well as in highly loaded machine-building components and defense applications.


Key advantages

  • Ultra-high tensile modulus: >21 000 MPa
  • Precise geometry and low shrinkage
  • HDT 180 °C (1.8 MPa) — stability under thermal loads
  • Minimal water absorption, dimensional stability
  • Optimized for molding complex thin-walled parts

Applications

  • Structural and high-stiffness elements of drones and UAVs
  • Highly loaded parts in the automotive industry
  • Precision housings and components in electronics and mechanical engineering
  • Compact engineering solutions with requirements for stability and long-term thermal endurance

The stated values are measured by in-house methods close to the corresponding ISO and GOST standards. The information is for reference only and does not constitute an official batch data sheet. Please request the TDS and MSDS for a specific batch before industrial use.

Examid® PA/PPA CF33 — PA6/PA6I compound with 33 % carbon fiber for low-temperature injection molding
Parameter
Unit
Value
Typical properties:
Density
g/cm³
1.29 (ISO 1183-1)
Carbon fiber content
%
33 (ISO 11358-1)
PA6 matrix melting temperature (Tm)
°C
215…225 (ISO 11357-3)
Mold shrinkage (average)
%
0.4…0.6 (ISO 294-4)
Water absorption (24 h, 23 °C)
%
0.25 (ISO 62)
Heat deflection temperature (HDT/A, 1.8 MPa)
°C
180 (ISO 75-2)
Tensile strength
MPa
150 (ISO 527-1/-2)
Elongation at break
%
5.3 (ISO 527-1/-2)
Tensile modulus
MPa
21300 (ISO 527-1/-2)
Flexural strength
MPa
250 (ISO 178)
Flexural modulus
MPa
20800 (ISO 178)
Charpy impact strength (notched, 23 °C)
J/m
14.5 (ISO 179-1/1eA)
Comparative tracking index (CTI)
V
750 (IEC 60112)
UL 94 flammability rating (1.5 mm)
HB (IEC 60695-11-10)
Glow wire flammability index, GWFI (2.0 mm)
°C
750 (IEC 60695-2-12)
Recommended drying temperature
°C
≥120 / ≥4 h
Melt temperature
°C
230…280
Mold temperature
°C
80…100
Mold shrinkage (transverse to flow, 2)
%
0.5* (ISO 294-4)
Charpy impact strength (notched, 23 °C, 2)
kJ/m²
12* (ISO 179-1/1eA)
Heat deflection temperature (HDT/A, 1.8 MPa, 2)
°C
295* (ISO 75-2)
Melt flow rate (MFR)
g/10 min
12* (ISO 1133-1)
Mold shrinkage (parallel to flow, 2)
%
0.1* (ISO 294-4)
*
Typical data for this polymer class, for reference.
Указанные показатели измеряются по внутренним методикам, близким к соответствующим ISO, ГОСТ Информация носит ознакомительный характер, рекомендуем использовать техническую информацию после согласования с поставщиком и подписания нормативно-технической спецификации