## On this page

  

 

 # Class FrictionUniversal

 Last update: 16.07.2025 

Namespace: [VM.API.Pre](VM.API.Pre.md)  
Assembly: VM.API.Pre.dll

This class represents the friction universal

```csharp
public class FrictionUniversal : Friction

```

#### Inheritance

[object](https://learn.microsoft.com/dotnet/api/system.object) ← [Friction](VM.API.Pre.Friction.md) ← [FrictionUniversal](VM.API.Pre.FrictionUniversal.md)

#### Inherited Members

[Friction.FrictionCoefficient](VM.API.Pre.Friction.md#VM_API_Pre_Friction_FrictionCoefficient), [Friction.StaticFrictionCoefficient](VM.API.Pre.Friction.md#VM_API_Pre_Friction_StaticFrictionCoefficient), [Friction.DynamicsThreshold](VM.API.Pre.Friction.md#VM_API_Pre_Friction_DynamicsThreshold), [Friction.StictionVelocity](VM.API.Pre.Friction.md#VM_API_Pre_Friction_StictionVelocity), [Friction.MaxStictionDeformation](VM.API.Pre.Friction.md#VM_API_Pre_Friction_MaxStictionDeformation), [Friction.FrictionEffect](VM.API.Pre.Friction.md#VM_API_Pre_Friction_FrictionEffect), [Friction.ReactionForce](VM.API.Pre.Friction.md#VM_API_Pre_Friction_ReactionForce), [Friction.BendingMoment](VM.API.Pre.Friction.md#VM_API_Pre_Friction_BendingMoment)

#### Extension Methods

[LinkPropertyItemCache.GetLinkProperties(object, LinkPropertyType)](VM.Models.Pre.Cache.LinkPropertyItemCache.md#VM_Models_Pre_Cache_LinkPropertyItemCache_GetLinkProperties_System_Object_VM_Models_Pre_LinkPropertyType_), [LinkPropertyItemCache.GetLinkPropertiesAndValues(object, LinkPropertyType)](VM.Models.Pre.Cache.LinkPropertyItemCache.md#VM_Models_Pre_Cache_LinkPropertyItemCache_GetLinkPropertiesAndValues_System_Object_VM_Models_Pre_LinkPropertyType_), [LinkPropertyItemCache.GetLinkedObjects<T>(object, LinkPropertyType)](VM.Models.Pre.Cache.LinkPropertyItemCache.md#VM_Models_Pre_Cache_LinkPropertyItemCache_GetLinkedObjects__1_System_Object_VM_Models_Pre_LinkPropertyType_)

## Constructors

### FrictionUniversal()

Default constructor

```csharp
public FrictionUniversal()

```

### FrictionUniversal(ExpressionValueVariable, ExpressionValueVariable, ExpressionValueVariable, ExpressionValueVariable, ExpressionValueVariable, EffectType, bool, bool, ExpressionValueVariable, ExpressionValueVariable, ExpressionValueVariable, ExpressionValueVariable)

Initializes a new instance of the  class.

```csharp
public FrictionUniversal(ExpressionValueVariable frictionCoefficient, ExpressionValueVariable staticFrictionCoefficient, ExpressionValueVariable dynamicsThreshold, ExpressionValueVariable stictionVelocity, ExpressionValueVariable maxStictionDeformation, Friction.EffectType frictionEffect, bool reactionForce, bool bendingMoment, ExpressionValueVariable frictionArm, ExpressionValueVariable bendingReactionArm, ExpressionValueVariable pinRadius, ExpressionValueVariable preTorque)

```

#### Parameters

`frictionCoefficient` ExpressionValueVariable

The friction coefficient.

`staticFrictionCoefficient` ExpressionValueVariable

The static friction coefficient.

`dynamicsThreshold` ExpressionValueVariable

The dynamics threshold.

`stictionVelocity` ExpressionValueVariable

The stiction velocity.

`maxStictionDeformation` ExpressionValueVariable

The max stiction deformation.

`frictionEffect` Friction.EffectType

The friction effect.

`reactionForce` [bool](https://learn.microsoft.com/dotnet/api/system.boolean)

The reaction force.

`bendingMoment` [bool](https://learn.microsoft.com/dotnet/api/system.boolean)

The bending moment.

`frictionArm` ExpressionValueVariable

The friction arm.

`bendingReactionArm` ExpressionValueVariable

The bending reaction arm.

`pinRadius` ExpressionValueVariable

The pin Radius.

`preTorque` ExpressionValueVariable

The preTorque.

## Properties

### BendingReactionArm

The value for the bending reaction arm. The default value is 1.

```csharp
public ExpressionValueVariable BendingReactionArm { get; set; }

```

#### Property Value

ExpressionValueVariable

### FrictionArm

The value for the friction arm. The default value is 1.

```csharp
public ExpressionValueVariable FrictionArm { get; set; }

```

#### Property Value

ExpressionValueVariable

### PinRadius

The value for the pin Radius. The default value is 1.

```csharp
public ExpressionValueVariable PinRadius { get; set; }

```

#### Property Value

ExpressionValueVariable

### PreTorque

The value for the preTorque. The default value is 0.

```csharp
public ExpressionValueVariable PreTorque { get; set; }

```

#### Property Value

ExpressionValueVariable