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 # Class FrictionContact

 Last update: 09.03.2026 

<a id="VM_API_Pre_FrictionContact"></a>

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

This class represents the friction contact

```csharp
public class FrictionContact : Friction

```

#### Inheritance

object ← [Friction](VM.API.Pre.Friction.md) ← [FrictionContact](VM.API.Pre.FrictionContact.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&lt;T&gt;(object, LinkPropertyType)](VM.Models.Pre.Cache.LinkPropertyItemCache.md#VM_Models_Pre_Cache_LinkPropertyItemCache_GetLinkedObjects__1_System_Object_VM_Models_Pre_LinkPropertyType_)

## Constructors

### <a id="VM_API_Pre_FrictionContact__ctor"></a> FrictionContact()

Default constructor

```csharp
public FrictionContact()

```

### <a id="VM_API_Pre_FrictionContact__ctor_VM_Models_Pre_ExpressionValueVariable_VM_Models_Pre_ExpressionValueVariable_VM_Models_Pre_ExpressionValueVariable_VM_Models_Pre_ExpressionValueVariable_VM_Models_Pre_ExpressionValueVariable_VM_Managed_DAFUL_Constraints_Friction_EffectType_"></a> FrictionContact(ExpressionValueVariable, ExpressionValueVariable, ExpressionValueVariable, ExpressionValueVariable, ExpressionValueVariable, EffectType)

Initializes a new instance of the  class.

```csharp
public FrictionContact(ExpressionValueVariable frictionCoefficient, ExpressionValueVariable staticFrictionCoefficient, ExpressionValueVariable dynamicsThreshold, ExpressionValueVariable stictionVelocity, ExpressionValueVariable maxStictionDeformation, Friction.EffectType frictionEffect)

```

#### Parameters

`frictionCoefficient` [ExpressionValueVariable](https://github.com/AnsysVirtualMotion/DAFUL/blob/9110677a5f6a53d7604f8dfd35b4c5fceb59e8e0/DAFUL/Pre/Data/VM.Models.Pre/Models/ExpressionValueVariable.cs)

The friction coefficient.

`staticFrictionCoefficient` [ExpressionValueVariable](https://github.com/AnsysVirtualMotion/DAFUL/blob/9110677a5f6a53d7604f8dfd35b4c5fceb59e8e0/DAFUL/Pre/Data/VM.Models.Pre/Models/ExpressionValueVariable.cs)

The static friction coefficient.

`dynamicsThreshold` [ExpressionValueVariable](https://github.com/AnsysVirtualMotion/DAFUL/blob/9110677a5f6a53d7604f8dfd35b4c5fceb59e8e0/DAFUL/Pre/Data/VM.Models.Pre/Models/ExpressionValueVariable.cs)

The dynamics threshold.

`stictionVelocity` [ExpressionValueVariable](https://github.com/AnsysVirtualMotion/DAFUL/blob/9110677a5f6a53d7604f8dfd35b4c5fceb59e8e0/DAFUL/Pre/Data/VM.Models.Pre/Models/ExpressionValueVariable.cs)

The stiction velocity.

`maxStictionDeformation` [ExpressionValueVariable](https://github.com/AnsysVirtualMotion/DAFUL/blob/9110677a5f6a53d7604f8dfd35b4c5fceb59e8e0/DAFUL/Pre/Data/VM.Models.Pre/Models/ExpressionValueVariable.cs)

The max stiction deformation.

`frictionEffect` [Friction](https://github.com/AnsysVirtualMotion/DAFUL/blob/9110677a5f6a53d7604f8dfd35b4c5fceb59e8e0/DAFUL/ClassicPre/Data/VMDCB/Friction.cs).[EffectType](https://github.com/AnsysVirtualMotion/DAFUL/blob/9110677a5f6a53d7604f8dfd35b4c5fceb59e8e0/DAFUL/ClassicPre/Data/VMDCB/Friction.cs)

The friction effect.