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LI-QUID LIQUID INTERNATIONAL 利奎德国际 · Shanghai
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沥青旋转薄膜烘箱

Rolling Thin Film Ovens (RTFO)

沥青旋转薄膜烘箱

Rolling Thin Film Ovens (RTFO) — Bitumen & Asphalt Testing Equipment

Short-term ageing in a rolling thin film oven is the standard way to simulate plant mixing before grading a binder. We supply a standard eight-bottle RTFO, a touchscreen model with air-flow metering and logging, a pressure ageing vessel for long-term ageing, a vacuum degassing oven for PAV residue and spare RTFO bottle sets. Whether you need only short-term ageing or full performance grading decides the package. Ovens follow ASTM D2872 and BS EN 12607-1, and the PAV works to ASTM D6521.

5 models Range code RTF OEM available

Applicable standards

ASTM D2872 AASHTO T 240 BS EN 12607-1 ASTM D6521 AASHTO R 28

How to specify

  1. Check air flow at 4000 ± 200 ml/min with a calibrated flowmeter.
  2. Full PG grading needs RTFO, PAV and a degassing oven together.
  3. Buy spare bottles; chipped bottle lips cause binder to drain unevenly.
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Models in this range

5 models

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Single instruments, complete laboratories or government tenders — our export engineers prepare the configuration, proforma invoice and shipping documents.