Custom Silicone Overmolding Parts Manufacturer

group name: Mobile phone waterproof solution

Min Order: 1 piece

brand name: SiliconePlus | Silicone OverMolding Manufacturing

Nearest port for product export: Yantian (shenzhen,guangdong, china), Shekou (shenzhen,guangdong, china)

Delivery clauses under the trade mode: FOB

Acceptable payment methods: T/T, L/C, MoneyGram, PayPal, Westem Union, Cash, Escrow

update time: Thu, 16 Jul 2026 17:54:38 GMT

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Paramtents

Product Type Custom Silicone Overmolding Parts
Material Liquid Silicone Rubber / LSR
Process LSR Injection Molding / Insert Molding / Overmolding
Substrate Plastic / Metal / FPC / Silicone
Service OEM/ODM Custom Manufacturing
MOQ 500 pcs
Application Automotive / Medical / 3C Electronics / Wearable / Beauty Device
Feature Waterproof Sealing / Bonding / Insulation / Protection
Drawing 2D / 3D Drawing or Sample Accepted
Manufacturer SiliconePlus

Packging & Delivery

Min Order1 piece

Briefing

Custom LSR silicone overmolding parts for plastic, metal and FPC substrates. OEM/ODM factory, MOQ 500 pcs.

Detailed

SiliconePlus provides custom silicone overmolding parts for customers who need waterproof sealing, bonding, insulation, soft-touch protection and integrated silicone structures.

Our LSR overmolding process can mold liquid silicone rubber directly onto plastic, metal, FPC or silicone substrates. This helps reduce secondary assembly, improve sealing stability and create more reliable precision components.

We support OEM/ODM custom manufacturing from drawings or samples. MOQ starts from 500 pcs.

Custom Silicone Overmolding Capabilities

LSR Overmolding

Liquid silicone rubber is molded directly onto plastic, metal, FPC or silicone substrates for integrated structures.

Waterproof Sealing

Suitable for sealing lips, connector seals, waterproof buttons, sensor seals and electronic protection parts.

OEM/ODM Tooling

Custom mold development based on 2D drawings, 3D files, samples and application requirements.

MOQ 500 pcs

Flexible custom production support from prototype sampling to mass production.

Product Parameters

Item	Specification
Product Type	Custom Silicone Overmolding Parts
Material	Liquid Silicone Rubber / LSR
Process	LSR Injection Molding / Insert Molding / Overmolding
Substrate	Plastic / Metal / FPC / Silicone
Service	OEM/ODM Custom Manufacturing
MOQ	500 pcs
Application	Automotive / Medical / 3C Electronics / Wearable / Beauty Device
Drawing	2D / 3D Drawing or Sample Accepted

From DFM Review to Mass Production

Before tooling starts, customers can send 2D drawings, 3D files, samples, material requirements, application details and estimated quantity.

Our team can help evaluate the overmolding structure, bonding area, substrate compatibility, mold feasibility and sealing design before production. We support mold development, LSR injection molding, sample testing and batch manufacturing.

Application Areas

Automotive Parts

Used for connector seals, wire harness grommets, charging port seals, sensor seals and EV waterproof components.

Medical Devices

Suitable for soft-touch silicone components, sealing parts, protective covers and precision medical assemblies.

3C Electronics

Used for waterproof plugs, buttons, Type-C sealing parts, FPC protection and compact electronic components.

Wearable & Beauty Devices

Suitable for wearable sensors, beauty device handles, waterproof sealing parts and skin-contact silicone structures.

Send Drawings or Samples for Evaluation

If you need custom silicone overmolding parts, please send us your drawings, samples, material requirements, application environment and estimated order quantity.

SiliconePlus can support your project from structure review, material selection and tooling to sampling and mass production.