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PRESIS Engineering Insights

Useful answers for better elastomer projects.

A continuously updated knowledge column about silicone and rubber products, material choices, tooling, production readiness and buyer collaboration.

Latest articles

Written for engineers, sourcing teams and product owners who need clear preparation steps before samples, tooling and quotation.

Engineering side view for primer-free LSR plus PC bonding case Engineering case · July 15, 2026 · 5 min read

Engineering case: primer-free LSR + PC heat-vulcanization bonding

A process-focused case covering micro-part geometry, DFM handling, tooling route and validation focus for primer-free LSR to PC bonding.

Read the bonding case →
PRESIS Shenzhen large-shot rubber injection molding workshop Factory capabilities · July 14, 2026 · 10 min read

Inside the PRESIS Shenzhen silicone, rubber and precision mold factory

A photo-guided tour of rubber injection, medical silicone, LSR, precision tooling, inspection capacity and verified IATF 16949 certification.

Tour the Shenzhen factory →
Custom green elastomer sealing rings for oil-seal material selection projects Seal materials · July 13, 2026 · 12 min read

Oil seals keep leaking? How to choose NBR, AEM, FKM and HNBR

A practical material and media-compatibility guide for oil seals in mineral oil, hot lubricants, fuel, coolant and sour-service conditions.

Open the selection guide →
Rotor-hub elastomeric bearings and dampers for a 3-ton-class tandem-rotor large unmanned cargo helicopter Aerospace applications · July 13, 2026 · 8 min read

Critical elastomeric components for a 3-ton-class tandem-rotor unmanned cargo helicopter

How damping silicone and phenyl silicone support energy dissipation, low-temperature elasticity, bonding and consistent rotor-hub performance.

Read the technical overview →
Buyer guide · July 13, 2026 · 6 min read

Custom silicone and rubber RFQ checklist: what to prepare before quotation

A concise checklist covering drawings, application conditions, material direction, tolerances, quantity and documentation.

Read the checklist →
Materials · July 13, 2026 · 7 min read

How to narrow down an elastomer material for a custom molded component

Start with the operating environment and failure risks before choosing silicone, EPDM, NBR, FKM or another compound family.

Read the material guide →

Coverage plan

Each article will answer one real buyer or engineering question and link back to the relevant PRESIS capability.

Products & applicationsSeals, gaskets, valves, diaphragms, damping parts and custom profiles.
MaterialsSilicone, LSR, EPDM, NBR, FKM and other elastomer families.
Process & capacityMaterial review, molds, sampling, inspection and scalable production.
Project guidanceRFQ preparation, DFM questions, tolerances and supplier evaluation.