Battery pack sealing under heat, vibration and compression set risk.
Engineering review focus: confirm material direction before tooling.
PRESIS (普瑞赛斯) precision elastomer manufacturing
One brand for materials, molds and precision molded components.
PRESIS coordinates material review, silicone mold development, rapid tooling and production for custom silicone and rubber parts.
Clean, stable LSR parts for valves, diaphragms and device interfaces.
Project onboarding focus: define traceability and document requirements before supplier approval.
6 LSR machines
confirmed 85–160-ton injection range
2 solid-silicone machines
confirmed 300–400-ton injection range
12 rubber injection machines
confirmed 200–400-ton range
48 vacuum molding machines
confirmed 250-ton silicone-rubber molding
Buyer-focused architecture
Organized for engineering review, with evidence boundaries visible.
The site organizes products, industries, materials, engineering support, quality evidence, resources and contact paths around a practical buyer journey. Legal-entity, certificate and equipment claims remain limited to the evidence available for public release.
Brand meaning
PRESIS is a compact brand name built around precision.
PRESIS (普瑞赛斯) carries the brand promise of precision manufacturing, rigorous quality and reliable delivery. The name keeps the meaning of being precise while creating a shorter, ownable English identity for a unified group brand.
PRE suggests being ahead and technically prepared. CIS points to cutting, exactness and dimensional control. Together, PRESIS expresses advanced technology, exact geometry and stable quality.
Professional
Polymer materials, precision molds and sealing components made with focused manufacturing expertise.
Reliable
Food and medical-grade quality direction, strict control and long-term stable supply.
Exact
Mold precision, dimensional tolerance and sealing performance controlled from the start.
Standard
Unified quality standards, production rules and technical systems across the group.
Innovative
Continuous iteration in material formulas, mold structures and production processes.
Synergy
R&D, mold and production teams working together for faster market response.
Evidence-backed organization
Verified facts are scoped to the legal entity, equipment list and project evidence.
Public claims below use the current evidence register. Additional company names, dates, capacity, patent and compliance claims remain unpublished until source documents are confirmed.
普瑞赛斯（深圳）模具有限责任公司
The published ISO 9001:2015 and IATF 16949:2016 certificates are limited to this Shenzhen legal entity and their stated scopes.
- ISO 9001 scope: production of silicone rubber products and molds for electronic products.
- IATF 16949 scope: manufacture of silicone rubber parts; product design excluded.
Injection, vacuum molding, CNC and EDM resources
The confirmed list covers LSR, solid-silicone and rubber injection, vacuum silicone-rubber molding, CNC mold processing and EDM.
- 6 LSR, 2 solid-silicone and 12 rubber injection machines.
- 48 vacuum molding machines, 11 CNC machines and 3 EDM systems.
Material, cleanliness and final compliance are confirmed per project
Medical, food-contact, aerospace and other regulated applications require the applicable material files and project validation before any final compliance statement.
- No ISO 13485 certification claim is published without a valid certificate.
- Cleanliness, test standards and acceptance criteria are defined in the project specification.
Product systems
Custom component families for sealing, flow control, damping and soft-interface design.
Each product family can be presented with category pages, specifications, materials, downloadable drawings and related case studies.
01
Seals, gaskets and O-rings
Rubber sealing rings, silicone gaskets, washers, flange seals, pipe seals, waterproof rings and irregular sealing strips.
02
LSR and silicone molded parts
LSR valves, diaphragms, tube connectors, medical-direction seals, food-contact gaskets, soft-touch and high-temperature silicone parts.
03
Overmolded and insert parts
Plastic-metal-rubber interfaces, charging-port covers, keypads, soft grips, bonded inserts and assembly-ready components.
04
Drawing-based custom parts
Development from 2D drawings, 3D files or physical samples with DFM, tolerance review, material fit and mold strategy.
Product case pages
Case pages organized by the same categories used in the company profile.
Each page combines a typical image, application pain points, material choices, engineering controls and RFQ prompts so buyers can move from search to inquiry quickly.
Industry applications
Application pages planned around buyer search intent and qualification questions.
EV and automotive
Battery pack seals, busbar insulation, harness seals, boots, vibration dampers, oil-resistant gaskets and EPDM/NBR/FKM components.
Discuss PPAP and traceabilityMedical and healthcare devices
LSR valves, respiratory seals, diaphragms, tube connectors and controlled-document production support for medical-direction projects.
Review material and cleanliness needsSemiconductor and electronics
Precision elastomer interfaces, sealing pads, equipment gaskets, soft protective parts and application-specific materials.
Check tolerance and media exposureFood, beverage and pharma equipment
Food-grade silicone gaskets, suction cups, valve sheets, hoses and container seals for repeated cleaning and sealing reliability.
Match FDA and cleaning conditionsAerospace elastomer elements
High-performance damping and isolation elastomer components for aviation elastic elements, rotor hub elastic elements and special vibration-control structures.
View aerospace elastomer pagePump, valve and water infrastructure
Pipe seals, flange gaskets, gate seals, diaphragms, valve sheets and drawing-based maintenance components.
Send operating condition detailsEngineering capability
Tooling, molding, compounding and inspection are built for precision elastomer programs.
PRESIS combines front-end mold development with production equipment and a quality laboratory to support the route from drawings to inspected samples.
11 CNC mold-processing machines and 3 EDM systems support mold development
DFM review, parting-line planning, tolerance control, venting, shrinkage and fast sample-route decisions for silicone and rubber programs.
6 LSR injection machines (85–160 tons), 2 solid-silicone injection machines (300–400 tons), 12 rubber injection machines (200–400 tons) and 48 vacuum silicone-rubber molding machines (250 tons)
Confirmed injection, compression and liquid-silicone routes support sealing parts, medical-direction components, insulated interfaces and special elastomer geometries.
Dedicated rubber mixing lines with 35L/16-inch and 55L/18-inch equipment
One 35L banbury plus 16-inch open mill line and one 55L banbury plus 18-inch open mill line support general rubber, special-demand rubber and custom compound adjustment.
Quality laboratory with confirmed dimensional, tensile, rheology, wear and environmental test equipment
An independent lab supports first-article checks, dimensional review, hardness, tensile, aging and shipment verification for audit-facing projects.
Design for manufacturability, mold reliability and process repeatability are positioned as part of the product, not an afterthought.
Materials and conditions
Material selection covers general rubber, special-demand rubber, food-grade silicone, medical silicone and special silicone systems.
Rubber systems
NR, BR, NBR, EPDM, CR, BIIR, ACM, FKM, FFKM and custom compounds
General-purpose and special-demand rubber routes for sealing, damping, oil resistance, chemical resistance, weathering, gas barrier and high-reliability industrial parts.
Silicone systems
Phenyl silicone, HCR, LSR, food-grade silicone, medical silicone and special silicone materials
For clean interfaces, food contact, medical-direction components, high/low temperature elasticity, valves, diaphragms, gaskets and soft-touch molded parts, with handling and inspection requirements defined per project.
Rubber material list
General rubber: NR, BR, NBR, EPDM, CR. Special-demand rubber: BIIR, ACM, FKM, FFKM and custom high-performance compounds.
Silicone material list
Food-grade silicone, medical silicone, phenyl silicone, HCR, liquid silicone rubber (LSR), special silicone materials and custom color or hardness routes.
| Material path | Common project fit | Buyer questions to capture |
|---|---|---|
| Phenyl silicone / HCR / LSR / food-grade silicone / medical silicone / special silicone | Food-contact gaskets, medical-direction parts, high/low temperature seals, soft-touch interfaces, valves and diaphragms. | Hardness, color, post-cure, cleanliness, aging, compression set, regulatory documents. |
| NR / BR | High elasticity, damping, vibration isolation, wheels, buffers and dynamic rubber components. | Load, rebound, fatigue cycle, wear, stiffness, dynamic compression and environment exposure. |
| NBR | Oil-resistant seals, industrial gaskets, automotive and pump/valve applications. | Oil type, fuel exposure, temperature range, hardness and swelling limits. |
| FKM / FFKM | Higher temperature, fuel, chemical, semiconductor, aerospace and demanding industrial sealing environments. | Chemical media, service temperature, compression set, tolerance and cost target. |
| CR / BIIR / ACM / EPDM | Weathering, gas barrier, oil/heat resistance, water systems, outdoor seals and special industrial applications. | Ozone, oil, gas permeability, temperature, pressure, medium, lifetime and assembly compression. |
| Custom elastomer compound | Special color, conductivity, damping, aviation elastic elements, rotor hub elastic elements, high elasticity and customer-specified material. | Supplier source, batch traceability, zero-reclaim demand, test reports and change control. |
Qualification and compliance
National High-tech status, audit-ready documentation and RoHS-aligned material control.
For the Shenzhen legal entity, customer review materials can include National High-tech Enterprise recognition and its verified ISO 9001 and IATF 16949 certificates, together with project-specific supplier reports, traceability and change-control records.
Qualification pack
Customer-facing files can cover the Shenzhen legal entity's National High-tech Enterprise status and verified ISO 9001 and IATF 16949 certificates; other onboarding records remain project-specific.
IQC / IPQC
Incoming material batches, supplier reports, first-piece confirmation, patrol inspection, key parameters and mold or shift-change review.
Lab and FQC
Independent lab checks for dimension, appearance, hardness, tensile, aging, assembly, packaging, labeling and shipment release.
RoHS and traceability
All material routes are managed to meet RoHS environmental requirements with batch labels, abnormal isolation, 8D correction and change records.
Manufacturing footprint
Material review, mold processing, molding and inspection work as one project system.
Confirmed equipment and laboratory resources support the route from drawing review and tooling through molded samples, inspection and controlled production.
Capability and content hub
Engineering, equipment, materials and qualification information arranged for buyer review.
Use this area for capability snapshots, certificate downloads, equipment briefs, material notes and consultation articles so buyers can review the right information faster.
Fast DFM, tooling review and sample launch backed by 11 CNC mold-processing machines and 3 EDM systems
Mold feasibility, tolerance review, venting, parting-line planning and engineering response are positioned early in the RFQ route.
6 LSR, 2 solid-silicone and 12 rubber injection machines, plus 48 vacuum silicone-rubber molding machines
Dedicated molding capacity is supported by two rubber-mixing lines and an independent test laboratory for repeatable production control.
General rubber, special-demand rubber, food-grade silicone, medical silicone and special silicone
Material coverage supports sealing, damping, insulation, fluid-control and interface components across industrial, food-contact and medical-direction projects.
Shenzhen legal entity: National High-tech Enterprise, ISO 9001 and IATF 16949
Qualification files, environmental declarations and traceability records can be prepared for buyer audits and supplier onboarding.
Product and engineering updates
Show common product directions and engineering topics buyers often ask about.
Latest product updates
Request catalogFood-grade silicone gasket samples
Container, bottle cap, water cup and appliance gasket projects with color and hardness matching.
Pipe and flange rubber seals
EPDM/NBR sealing rings for water infrastructure, pump, valve and maintenance applications.
Valve and diaphragm components
Small precision elastomer parts for fluid control, healthcare device and equipment sealing use.
Engineering insights
View resourcesWhat engineers check before opening a rubber mold
Tolerance, undercut, parting line, shrinkage, compression, flash control and assembly conditions.
How batch traceability reduces export-customer risk
Material source, first article, inspection records, labels, abnormal isolation and change confirmation.
When to choose FKM instead of NBR
Fuel, chemical, temperature, compression set and budget tradeoffs for demanding sealing conditions.
Common buyer questions
Clear answers for procurement, engineering and quality teams.
What does PRESIS make?
PRESIS makes custom silicone, LSR and rubber components including food-grade silicone gaskets, seals, damping parts, precision turned seals, screw pump rubber components, electronic silicone parts, high-performance elastic wheels and overmolded parts.
What information is needed for a quotation?
Send a drawing, 3D file or sample plus material direction, hardness, operating temperature, media exposure, color, appearance grade, target life, annual quantity and any compliance documents.
Can PRESIS support high-end customer audits?
Project records can cover supplier source, material reports, environmental documents, inspection data, batch traceability, abnormal isolation, 8D correction and change confirmation.
RFQ and engineering review
Send drawings, samples or application details for a custom elastomer project.
For faster review, include material, hardness, dimensions, operating temperature, media, expected volume, compliance requirements and target delivery schedule.