Language

Back

Mold Tooling

Technical Capabilities

Markets

Resource

About Us

Back

Custom Mold Design

Mold Tooling Fabrication

Production Capabilities

LSR Injection Molding

Multi-Shot Molding

Overmolding

Automotive

Wiring Harness & Seal Ring

Silicone Shell & Connector

Automotive Accessories

Baby Care

Breastfeeding & Nursing

Feeding Components

Soothing Components

Consumer & Eletric

Consumer & Electronics Accessories

Electronic Sealing & Protection

Consumer & Eletric

Labour Protection

Hearing Protection

Eyes & Face Protection

Breathing & Ventilation Component

Medical

Medical Device

Medical Sealing & Fluid Control Components

Certificates

FAQs

News

Blogs

sales@tymmold.com

+86 18814115468

Tymmold

EN: English Español Русский Português Italiano Bengali

sales@tymmold.com

+86 18814115468

BLOGs

click

Home > Blog > Mold

August 19th, 2026

Why Liquid Silicone Shrinks More Than Rigid Plastic — and How Much Compensation a Mold Should Actually Build In

Liquid silicone shrinks more, and less predictably, than rigid plastic. Learn why, and how mold designers determine the right compensation allowance.

August 18th, 2026

Why Incorrect Vent Groove Depth Is the Leading Hidden Cause of "Dead-Spot" Air Bubbles in Silicone Parts

Incorrectly sized vent grooves are one of the most common — and least discussed — causes of trapped-air defects in liquid silicone parts. Here's why.

August 15th, 2026

Color Consistency in Multi-Component, Multi-Color Silicone Parts: How Runner Design Reduces Batch-to-Batch Color Drift

Batch-to-batch color drift in multi-color silicone parts often traces back to mold runner design, not the color masterbatch. Here's what to check.

August 13th, 2026

Mold Acceptance: The Three Data Points in an SPC First Article Report That Buyers Most Often Overlook

A passing first article report isn't the same as a stable mold. Learn the three SPC data points that actually predict long-term production quality.

August 10th, 2026

Off-Site Mold Repair vs. Backup Mold Dual-Track Systems: Protecting Production Continuity for Cross-Border OEM Orders

Mold repair delays can stall an entire OEM order. Compare off-site repair and backup mold dual-track strategies for continuous LSR production.

August 7th, 2026

Should Your Prototype Mold Be the Same Mold You Use for Production?

Somewhere between "let's get a working sample" and "let's place a production order," every buyer sourcing a new silicone part faces a decision that gets surprisingly little attention in supplier conversations: should the mold used to make prototypes also be the mold used for mass production?

August 4th, 2026

What to Actually Check During an OEM Silicone Manufacturing Audit

Every OEM job hits a first-article or early-production issue sooner or later — a dimensional drift, a cure-related defect, an assembly fit problem. What separates a reliable partner from a risky one isn't whether problems happen; it's how the factory diagnoses and resolves them.

July 31st, 2026

Needle Valve Cold Deck Technology: How We Achieve Gate-Free, Flash-Free LSR Parts

For brands sourcing liquid silicone rubber (LSR) parts — whether it's an infant care nipple, a medical connector seal, or a wearable earbud tip — two defects quietly drive up your rejection rate and finishing labor cost: gate marks and flash.

July 28th, 2026

Overmolding vs. Two-Shot LSR Molding: Which Process Fits Your Product?

Compare LSR overmolding and two-shot molding for cost, volume and quality, plus how mold, machine and automation choices affect your part.

July 17th, 2026

How Long Does It Take to Develop a New LSR Mold? A Realistic Timeline

One of the most common questions from brands developing a new silicone product for the first time is simple: "How long until we have working tooling?"