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R516A

R516A HFC/HFO Blend Refrigerant (R134a replacement) · Technical Data Sheet (TDS)

HFC/HFO blend

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Chemical Name制冷剂 R516A(HFC/HFO 混合物)
Molecular Formula
CAS No.混合物(组分 CAS 见 SDS 第3部分)
Product CategoryHFC/HFO Blend
Safety ClassA2L (Low toxicity, Mildly flammable)

Product Overview

R516A very-low-GWP A2L mildly flammable blend for medium/low-temperature refrigeration as R134a alternative.

Physical & Chemical Properties

R516A Refrigerant Physical & Chemical Properties
Chemical Name制冷剂 R516A (HFC/HFO 混合物)
Molecular Weight87.57
Boiling Point (101.3 kPa)-29.5 ℃
Critical Temperature98.4 ℃
Critical Pressureabout 4.5 MPa
Vapor Density (air = 1)heavier than air
Composition (mass ratio)R-1234yf / R-134a / R-152a (77.5 / 8.5 / 14.0)
UN Number3161
ODP (Ozone Depletion Potential)0
GWP (Global Warming Potential)142 (AR4)
ASHRAE Safety ClassA2L (Low toxicity, Mildly flammable)

Quality Specification

R516A Refrigerant Quality Specification
AppearanceColorless, transparent, free of turbidity
OdorOdorless
Purity≥ 99.9 %
Moisture≤ 10 ppm
Acidity (as HCl)≤ 1 ppm
Evaporation Residue≤ 0.01 %

Package Specification

R516A Refrigerant Package Specification
10/13.6 kgDisposable steel cylinder
400/800/926 kgRefillable steel cylinder
24 tISO Tank

Product Features

  • 1Very low GWP (142), greatly reduced emissions vs R134a
  • 2ASHRAE safety group A2L: mildly flammable, low toxicity
  • 3R-1234yf rich blend, environmentally friendly
  • 4Low-GWP alternative to R134a (per equipment approval)

Applications

  • 1Medium- and low-temperature commercial and industrial refrigeration
  • 2Low-GWP retrofit of R134a systems
  • 3Condensing units and chillers
  • 4Refrigeration scenarios with strict environmental compliance

Safety & Precautions

Safety Notice

R516A is an A2L mildly flammable refrigerant. Follow ASHRAE 15 / national standards for ventilation, charge limits and fire prevention. No open flames; ensure good ventilation.

Storage & TransportationStore in a cool, well-ventilated warehouse away from fire and heat; temperature not above 52℃. Keep separated from oxidizers and acids. Cylinders must be periodically inspected.

This Technical Data Sheet (TDS) is provided by Kelvins Data are based on current product standards and Wulachem’s finished-product technical references, for reference only; actual parameters are subject to the factory inspection report. For the official MSDS/SDS or batch inspection report, please contact us.

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