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Exapoise to Poise (EP to P) Dynamic Viscosity Converter

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Live Conversion • ISO 80000-4:2019 Certified
1 Exapoise = 1 × 10¹⁸ Poise
1 EP = 1 × 10¹⁸ P • 1 P = 1 × 10⁻¹⁸ EP
Exapoise to Poise: One Exapoise is equal to 1 × 10¹⁸ Poise.
Certified Authority Value
1000000000000000000.00000000
P
Exact: 1 P ≡ 1 × 10⁻¹⁸ EP
EP
EP
Swap to Poise to Exapoise
Swap to Poise to Exapoise
P
P 1 × 10¹⁸
Quick Values:
Conversion Formula
To convert Exapoise to Poise, multiply by 1 × 10¹⁸
EP × 1 × 10¹⁸ = P

Calculation: 1 EP × 1 × 10¹⁸ = 1 × 10¹⁸ P

Common Exapoise to Poise Calculations

Quick-lookup reference table showing calculated equivalents for standard increments between Exapoise (EP) and Poise (P).

Tap any row to calculate
Exapoise to Poise: Primary Direct Table (15 Steps)
Exapoise to Poise Conversion Reference Table
Conversion & Equivalent Value Scientific Notation
0.001 EP 1 × 10¹⁵ P 1 × 10¹⁵
0.01 EP 1 × 10¹⁶ P 1 × 10¹⁶
0.1 EP 1 × 10¹⁷ P 1 × 10¹⁷
0.5 EP 5 × 10¹⁷ P 5 × 10¹⁷
1 EP 1 × 10¹⁸ P 1 × 10¹⁸
2 EP 2 × 10¹⁸ P 2 × 10¹⁸
5 EP 5 × 10¹⁸ P 5 × 10¹⁸
10 EP 1 × 10¹⁹ P 1 × 10¹⁹
20 EP 2 × 10¹⁹ P 2 × 10¹⁹
25 EP 2.5 × 10¹⁹ P 2.5 × 10¹⁹
50 EP 5 × 10¹⁹ P 5 × 10¹⁹
100 EP 1 × 10²⁰ P 1 × 10²⁰
250 EP 2.5 × 10²⁰ P 2.5 × 10²⁰
500 EP 5 × 10²⁰ P 5 × 10²⁰
1000 EP 1 × 10²¹ P 1 × 10²¹
Poise to Exapoise: Reciprocal Summary
Poise to Exapoise Conversion Reference Table
Reciprocal & Equivalent Value Scientific Notation
1 P 1 × 10⁻¹⁸ EP 1 × 10⁻¹⁸
5 P 5 × 10⁻¹⁸ EP 5 × 10⁻¹⁸
10 P 1 × 10⁻¹⁷ EP 1 × 10⁻¹⁷
50 P 5 × 10⁻¹⁷ EP 5 × 10⁻¹⁷
100 P 1 × 10⁻¹⁶ EP 1 × 10⁻¹⁶
View Complete 15-Row Poise to Exapoise Table

Real-World Context & Everyday Benchmarks

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To help contextualize these units in everyday life, science, and engineering, here are verified real-world reference points for Exapoise (EP) and Poise (P):

Exapoise References:

  • Earth mantle asthenosphere convective rock dynamic viscosity 1000 EP

Poise References:

  • Pure liquid water dynamic viscosity at room temperature (0.01 P / 1 cP) 0.01 P
  • Commercial culinary golden pancake syrup dynamic viscosity 25 P

Tap any benchmark above to automatically calculate its exact equivalent in Poise.

ISQ Dimension: [M L⁻¹ T⁻¹] Coherent SI Unit: pascal second (Pa·s) Fluid Dynamics & Rheology

How to Convert Exapoise to Poise

Converting Exapoise (EP) to Poise (P) is a core calculation in Dynamic Viscosity, which quantifies a fluid's internal tangential resistance to shear deformation and laminar flow. This calculation bridges modern MKSA metric standards with the historical Gaussian centimetre-gram-second (CGS) electrostatic and electromagnetic framework. In CGS systems, electromagnetic units (such as statvolts, abvolts, dynes, ergs, and gauss) are formulated directly from mechanical dimensions, with electrostatic-to-electromagnetic relations tied to the speed of light in vacuum (c ≈ 2.99792458 × 1010 cm/s). Exactly 1 Exapoise translates to 1 × 10¹⁸ Poise (1 P = 1 × 10⁻¹⁸ EP).

Direct Factor1 EP = 1 × 10¹⁸ P
Inverse Ratio1 P = 1 × 10⁻¹⁸ EP
Conversion ScaleSI to CGS Gaussian / ESU / EMU Bridge
First-Principles SI Derivation ProofNIST SP 811 / ISO 80000 Compliance

Mathematical Conversion Derivation via Coherent SI Base Unit

Under the International System of Quantities (ISQ), dimensional conversion between non-SI units is rigorously resolved by bridging through the coherent SI base unit (pascal second (Pa·s)) without arbitrary rounding:

Vtarget=Vsource×(ksource→SIktarget→SI)V_{\text{target}} = V_{\text{source}} \times \left( \frac{k_{\text{source} \to \text{SI}}}{k_{\text{target} \to \text{SI}}} \right)
Universal Dimensional Conversion Law (ISO 80000 / NIST SP 811)
1. Source SI Bridge (ksource):1 EP = 1 × 10¹⁷ pascal second (Pa·s)
2. Target SI Bridge (ktarget):1 P = 0.1 pascal second (Pa·s)
Step-by-step substitution for Exapoise → Poise:V(P) = V(EP) × ( 1 × 10¹⁷ / 0.1 ) = V(EP) × 1 × 10¹⁸
Mathematical FormulaValue in Poise = Value in Exapoise × 1 × 10¹⁸Direct computational formula applied for standard conversion.
Worked Example

Converting 8 EP yields an exact output of 8 × 10¹⁸ P in Poise. Under higher industrial throughput, 100 EP translates to 1 × 10²⁰ P.

Inverse check: 1 P = 1 × 10⁻¹⁸ EP.

Understanding Exapoise and Poise

Exapoise

EP
SI Multiple

An Exapoise (EP) is a decimal multiple of the SI-derived unit for dynamic viscosity.

Applications & Practical Context

In practical viscosity dynamic terms, a earth mantle asthenosphere convective rock dynamic viscosity equals 1000 EP.

Physical Setup

A physical magnitude of 1 EP corresponds to 1 × 10¹⁷ Pa·s in standard SI measurement.

Conversion to SI Unit: pascal second (Pa·s)
1 EP = 1 × 10¹⁷ Pa·s

Poise

P
CGS System

A Poise (P) is a unit of dynamic viscosity in the centimeter-gram-second (CGS) system.

Applications & Practical Context

In practical viscosity dynamic terms, a pure liquid water dynamic viscosity at room temperature (0.01 P / 1 cP) equals 0.01 P, a commercial culinary golden pancake syrup dynamic viscosity equals 25 P.

Physical Setup

A physical magnitude of 1 P corresponds to 0.1 Pa·s in standard SI measurement.

Conversion to SI Unit: pascal second (Pa·s)
1 P = 0.1 Pa·s

Domain Metrology & Engineering Applications

Governing Law & Equation

Newton's Law of Viscosity (τ = μ · du/dy)

Measurement Instrumentation

Rigorously quantified in laboratory and field settings using rotational cone-and-plate rheometers, falling ball Höppler viscometers, and vibrating wire viscometers.

Primary Industry Sectors

Applied across lubricating oil tribology (SAE engine grades), polymer extrusion, paint and coating formulation, and pharmaceutical liquid processing under international metrology standard ISO 80000-4:2019, ASTM D445.

Institutional Metrology & Standard Authority:

Formulas, conversion coefficients, and base definitions on this page strictly adhere to the ISO 80000-4:2019, ASTM D445 and the BIPM SI Brochure (9th Edition). Governed by Newton's Law of Viscosity (τ = μ · du/dy) under ISO 80000 dimensional vector [M L⁻¹ T⁻¹].

Multi-Variable Engineering Bridge Rheology & Fluid Boundary Layers

Dynamic to Kinematic Viscosity Bridge (m²/s • cSt • Stokes • ft²/s • in²/s • mm²/s)

Calculate fluid kinematic momentum diffusivity ν = μ / ρ across process liquids, bridging dynamic viscosity [M L⁻¹ T⁻¹] and kinematic viscosity [L² T⁻¹] via metrological density (ρ).

ν = μ / ρ
Vector: [Pa·s] ÷ [kg/m³] → [m²/s]
Live Calculated Bridge Equivalent:
1 EP at Engine Lubricating Oil (SAE 30, 20°C) = 1.129944 × 10¹⁴ m²/s
Equals 1.1299 × 10²⁰ cSt • 1.1299 × 10¹⁸ St • 1.2163 × 10¹⁵ ft²/s
SI Kinematic Viscosity
1.129944 × 10¹⁴
m²/s
Square Meters per Second
Lubricant ISO VG
1.1299 × 10²⁰
cSt
Centistokes
CGS Viscosity
1.1299 × 10¹⁸
St
Stokes
US Customary
1.2163 × 10¹⁵
ft²/s
Square Feet per Second
Aero Hydraulics
1.75 × 10¹⁷
in²/s
Square Inches per Second
ISO Viscosity
1.1299 × 10²⁰
mm²/s
Square Millimeters per Second
  1. 1. Normalize Input to SI Base Unit (Pa·s):
    μ = 1 EP × 1 × 10¹⁷ = 1 × 10¹⁷ Pa·s
  2. 2. Apply Engineering Parameter (ρ):
    Selected condition: Engine Lubricating Oil (SAE 30, 20°C) at ρ = 885 kg/m³
  3. 3. Execute Governing Physical Law in SI Units:
    ν = μ / ρ = (1 × 10¹⁷ Pa·s) ÷ (885 kg/m³) = 1.129944 × 10¹⁴ m²/s
  4. 4. Convert to Standard Engineering Units:
    • m²/s: 1.129944 × 10¹⁴ × 1 = 1.129944 × 10¹⁴ m²/s (Square Meters per Second) • cSt: 1.129944 × 10¹⁴ × 1000000 = 1.1299 × 10²⁰ cSt (Centistokes) • St: 1.129944 × 10¹⁴ × 10000 = 1.1299 × 10¹⁸ St (Stokes) • ft²/s: 1.129944 × 10¹⁴ × 10.7639 = 1.2163 × 10¹⁵ ft²/s (Square Feet per Second) • in²/s: 1.129944 × 10¹⁴ × 1550.0031 = 1.75 × 10¹⁷ in²/s (Square Inches per Second) • mm²/s: 1.129944 × 10¹⁴ × 1000000 = 1.1299 × 10²⁰ mm²/s (Square Millimeters per Second)
Explore Full Density Converter →
Engineering Substance / Operating Standard Parameter Value (kg/m³) Reference State / Condition Typical Industrial & Engineering Application
Water (20°C / Standard Ambient) 998.2 998.2 kg/m³ Hydronic HVAC & cooling water (NIST)
Engine Lubricating Oil (SAE 30, 20°C) 885 885.0 kg/m³ Crankcase lubrication & turbo bearing feeds
Hydraulic Oil (ISO VG 46, 20°C) 870 870.0 kg/m³ Industrial hydraulic systems & servo controls
Heavy Fuel Oil (Bunker C / HFO, 50°C) 920 920.0 kg/m³ Marine diesel engines & power plant burners
Pure Glycerol (100% C₃H₈O₃, 20°C) 1260 1,260.0 kg/m³ High-viscosity metrology reference fluid
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Frequently Asked Questions

The mathematical formula to convert exapoises to poise is: [value] * 1 × 10¹⁸ = poise. Rather than doing the math manually, you can use our high-precision online calculator to process this exact equation instantly without rounding errors.

To perform the reverse calculation from poise back to exapoises, you must divide your starting value by 1 × 10¹⁸. Our bidirectional tool automatically computes this inverse equation the moment you type into the poise input field.

1 Exapoise is larger than 1 Poise. Specifically, 1 Exapoise equals exactly 1 × 10¹⁸ poise, making it 1 × 10¹⁸ times larger (a difference of 18.00 orders of magnitude). Therefore, quantities expressed in poise require a larger numerical value to represent the same physical amount.

Under standard international measurement guidelines, 1 Exapoise converts to 1 × 10¹⁸ poise. Precise numerical conversion factors ensure consistency across laboratory, engineering, and field data.

There are exactly 1.00000 × 10¹⁸ Poise in 1 Exapoise (1 EP = 1.00000 × 10¹⁸ P), defined by the SI prefix exa- (10¹⁸) applied to the fundamental CGS unit of dynamic viscosity.

To convert dynamic viscosity from Exapoise (V(EP)) to Poise (V(P)), use the formula: V(P) = V(EP) × 1.00000 × 10¹⁸.

To express dynamic viscosity in Exapoise (V(EP)) from Poise (V(P)), use: V(EP) = V(P) × 1.00000 × 10⁻¹⁸.

Exapoise-to-poise ratios occur in computational rheology and astrophysics to benchmark super-viscous fluids and solid-state mantle convection against base laboratory CGS unit standards (1 P = 1 dyn· s/cm²).

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