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Plastics & Composites Blades (TCT)

Plastics & Composites Blades (TCT)

Product Overview

The challenge isn’t hardness—it’s heat and fiber damage; geometry + chip evacuation + low friction define results
TCT blades engineered for plastics & composites—control melting, burrs and delamination by managing heat and fiber damage

Plastics melt and whiten from friction heat; composites may suffer brittle fracture + fiber pull-out + delamination. Typical engineering measures include:

  • Neutral/negative hook angles to reduce grabbing and delamination;
  • Higher tooth count to reduce chip load and impact;
  • TCG/optimized grinds balancing burr control and edge stability;
  • Low-friction/anti-static options to reduce loading, heat and dust adhesion;
  • Stable plates with slots to suppress vibration-driven tooth marks and edge damage.

Product Description

Product Positioning

Finish-cut blade for heat-sensitive, burr-prone and delamination-prone materials—clean edges with less melt and fiber damage

These TCT blades target plastics (PVC, acrylic, PC, ABS, PP/PE, etc.) and composites (FRP/GFRP, selected CFRP sandwich, HPL, etc.) where edge quality is highly sensitive to heat and impact. The goal is to control defects:

Melting, whitening, burrs, cracking, delamination/tear-out, and fiber fraying, delivering edges closer to assembly-ready.

 

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Technical Specifications

Three decisive levers: hook angle (grabbing/delamination), tooth count (impact/burrs), and evacuation/low-friction (melting)

Specification

Engineering Notes
Materials

Primarily TCG (for burr control); optimized geometries available based on workpiece requirements

Tooth Geometry

Neutral or negative hook angle: improves stability, reduces material pulling and “grabbing”
Hook Angle

Configured by diameter and application: balances cut quality with chip evacuation

Tooth Count

Stability is priority; thin kerf requires higher clamping precision and machine stability
Plate

Waxing / Coating / Surface treatments (Optional) + optimized gullet design

Surface

Lower is better: directly affects cut finish, burr formation, and tool life
Runout

20 / 25.4 / 30 mm etc. (Bushings/Reducers available)

Bore/Arbor

Aluminum extrusions, plates, copper, brass, and other non-ferrous metals

 

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Key Features

Cleaner edges by reducing heat and impact—less melt, burrs, whitening and delamination
  • Reduced melting/whitening by lowering friction heat;
  • Lower burrs/fraying via finer cutting and stable geometry;
  • Better delamination resistance for composites;
  • Improved repeatability with low runout and stable plates.

 

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Processing Logic

Plastics = heat management; composites = fiber damage management—different failure modes require tiered selection
  • Plastics: edge defects are heat-driven (melt, stringing, whitening, loading). Reduce friction heat with conservative hook, higher tooth count, strong evacuation, optional low-friction coating.
  • Composites: defects are fiber/interlaminar-driven (fraying, delamination, chipping). Reduce impact/peel forces via neutral/negative hook, stable support, low runout and robust geometry.

 

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Machine Compatibility

Machine stability unlocks melt/delamination control; instability quickly cancels blade advantages
  • Table/sliding saws: common for plastic sheets; focus on flat clamping, stable fence, low runout;
  • Miter/cut-off saws: profiles and sheets; clamping and vibration control matter most;
  • CNC: emphasizes repeatability and dust extraction (especially composites).

 

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Engineering Comparison

Why general wood blades fail here: wood is fiber cutting; plastics are heat-sensitive; composites are delamination-sensitive
Key Differences
  • Hook strategy: neutral/negative hook for grabbing and delamination control;
  • Tooth strategy: higher tooth count for lower chip load and cleaner edges;
  • Surface/evacuation: plastics rely on anti-loading and evacuation for heat; composites rely on stability and low runout to prevent damage propagation.

 

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Typical Applications & Industries

High-quality cutting for decorative, transparent, engineering plastics and reinforced composites

Signage (acrylic/PC), interior PVC boards, engineering plastics cut-to-size, FRP parts (GFRP sheets/profiles), equipment covers and transparent components.

 

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Range & Recommended Use

Fast selection: material → defect target (melt/burr/delamination) → machine stability
  • Acrylic/PC (whitening/melt sensitive): high tooth count + strong evacuation + optional low-friction surface;
  • PVC/ABS (loading/stringing prone): neutral/negative hook + evacuation first;
  • FRP/GFRP (fraying/delamination): robust geometry + conservative hook + firm clamping and dust extraction;
  • One-line rule: Plastics—control heat; composites—control delamination. Conservative hook + high teeth + low runout is the stable baseline.

 

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Customization (OEM/ODM)

Reverse-engineer geometry/hook/teeth by material + defect target + machine platform to build channel-exclusive SKUs

OEM/ODM available:

Diameter, bore, tooth count, grinds (TCG/Hi-ATB, etc.), hook angles (incl. negative), kerf/plate thickness, slots/tensioning, low-friction/anti-static coating (optional), private label packaging, barcodes and assortments.

 

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Why Choose Us

Turn melting/delamination into controllable parameters—tiered selection, consistency control and stable supply

We provide a practical selection framework, not just a blade—separating plastics vs composites by failure modes (heat vs delamination), and turning geometry/hook/teeth/surface options into explainable, repeatable SKUs that reduce mismatch and claims.

 

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Usage & Storage Recommendations

Four essentials: manage heat, suppress vibration, evacuate chips, and control dust (critical for composites)
  • Heat control: if melting/stringing occurs, check feed and evacuation first; then consider low-friction/anti-loading options;
  • Vibration control: insufficient support magnifies fraying and delamination;
  • Chip control: plastic chips stick—clean and extract to avoid secondary rubbing;
  • Dust control: composite dust is hazardous—use extraction and PPE (eye/respiratory/hand protection);
  • Storage/shipping: keep dry, protect teeth, avoid compression/distortion.

Product Ralated

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