LSR injection molding production line
LIQUID SILICONE RUBBER
OEM / ODM
01 / ESKY SUPPLY

Precision LSR Injection Molding for Custom Silicone Components

ESKY supports liquid silicone rubber projects from mold development and material selection through precision molding, inspection and repeat production.

Custom Development

Product development and dedicated tooling around your application.

Quality & Delivery

Quality control, assembly, packaging and shipment coordination.

WHY LSR

When LSR Is the Right Process

Liquid silicone rubber suits parts where detail, consistency and material performance matter together.

Fine details

Small features molded cleanly and repeatably.

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Small or complex geometry

Complex shapes handled efficiently by injection molding.

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Repeatable production

Consistent dimensions across high-volume batches.

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Flexible sealing features

Sealing lips and gasket features molded in place.

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Soft-touch interfaces

Skin-contact and tactile surfaces.

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Overmolded electronics and inserts

LSR bonded over sensitive inserts and substrates.

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LSR injection molding machines in the production workshop

CAPABILITY

LSR Manufacturing Capability

LSR projects run on dedicated injection molding cells with in-house mold development and precision inspection support.

15 LSR injection molding machines

In-house mold development

Precision inspection capability

Electronics / device applications

Multi-material overmolding support

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MATERIAL & DESIGN

Material, Hardness and Geometry

These design topics are reviewed together at DFM, because each one affects the others.

Hardness selection

Matched to function and feel.

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Parting line

Positioned around appearance and flash control.

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Venting

Air trap management for complete filling.

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Thin-wall design

Filled without short shots.

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Flow behavior

Gate and runner design for the geometry.

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Flash control

Shut-off and clamping strategy.

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Shrinkage

Compensated in the tool design.

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Insert support

Positioning and protection of inserts.

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PROCESS

From Drawing to Repeat Production

A structured path from review to stable LSR production.

011

Drawing / CAD review

Manufacturing route and critical features reviewed.

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022

Material recommendation

LSR grade and hardness proposed at DFM.

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Mold design

Tooling engineered around the geometry.

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044

Trial molding

T1 samples produced and reviewed.

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055

Validation

Dimensional and functional verification.

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Pilot / mass production

Pilot batch before full volume.

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Inspection

Final inspection before shipment.

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CASE STUDIES

Related Manufacturing Case Studies

WATERPROOF CONNECTORS1

WATERPROOF CONNECTORS

Improving mold shut-offs, insert positioning and process control to keep silicone off electrical contact areas.

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LSR OVERMOLDING2

LSR OVERMOLDING

Managing support, positioning, flow and molding pressure around flexible electronic circuits.

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SILICONE KEYPADS3

SILICONE KEYPADS

Balancing geometry, hardness and molding consistency for better tactile performance.

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FAQ

Frequently Asked Questions

START A CUSTOM PROJECT

Need a Precision LSR Part?

Share your drawing, reference sample or product idea. Tell us about the application, material requirements and estimated quantity so we can review the next steps.

Project Contact
info@eskysupply.com
Phone number
+86-13530555419
Location
Jinhua, Zhejiang, China

PROJECT INTAKE

Need a Precision LSR Part?

Send your drawing and application requirements for a manufacturing review.

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0/300
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0/1200