glossary.
Technical terms from silicone technology, adhesive technology, and potting, explained briefly and clearly. The glossary helps with reading technical data sheets and classifying chemical-technical products: from RTV silicones and sealing technology to potting compounds.
terms
Technical terms A to Z
General definitions of terms, not a product guarantee. The technical data sheet is binding.
0-9
1K system
Single-component and ready-to-use, no mixing required. Hardens through exposure to moisture, heat, light, or lack of air.
2K system
Two-component system; base and hardener are mixed in the correct ratio before use.
A
Shielding attenuation
A measure of the effectiveness of a shield, given in decibels.
Acrylic sealant
Paintable sealant for interior use and minor joints. Limited elasticity.
acrylic resin
Fast-curing resin for model making, repairs, and mineral casting. Good dimensional accuracy, often low odor.
Addition network
Crosslinking type of platinum-catalyzed RTV-2 and LSR silicones. Cures without the release of byproducts, resulting in low shrinkage and dimensional accuracy, even in thick layers. Sensitive to inhibition.
adhesion
Adhesion of the adhesive to the substrate depends on surface energy, cleanliness, and pretreatment.
activator
Auxiliary substance that accelerates curing or triggers it on passive surfaces, for example in the case of cyanoacrylates and anaerobic adhesives.
Anaerobic adhesives
Single-component, they harden in the absence of air and in contact with metal; they remain liquid in air. Typical for threadlocking, shaft-hub connections, and thread sealing.
Anti-Seize
Assembly paste that prevents seizing, cold welding and corrosion on screw and plug connections.
Non-stick coating
A surface that reduces the adhesion of media, often based on PTFE or silicone.
Dressing time / Handling strength
Time until the first load-bearing strength is reached, at which point the parts are fixed. The final strength is reached later.
ASTM E595
Standard outgassing test for space travel with the parameters TML and CVCM.
Application quantity / caterpillar
Amount of material applied, for example as a bead of defined width and height.
degree of hardening
Progress in cross-linking. Incomplete curing reduces the properties.
curing mechanism
The way an adhesive hardens, for example, moisture-, heat-, light-, or anaerobically induced. Determines processing and application limits.
Discharge device
Handheld, pneumatic or battery-powered device for squeezing cartridges.
Avionics
Onboard electronics for aviation. Requires protection from vibration, temperature, humidity and sometimes slight outgassing.
B
Barcol hardness
Hardness test for cured resins and laminates. Used for curing control.
Battery pack potting
Encapsulation and heat dissipation of cells and modules, often with thermally conductive, flame-resistant materials.
Pickling / Roughening
Chemical or mechanical pretreatment that improves adhesion through a larger, activated surface area.
Wetting
Spread the liquid adhesive on the surface. Good wetting is a prerequisite for a secure bond.
accelerator
An additive that shortens the curing or setting time. The dosage affects pot life and final properties.
Bioresin
Resin made with partially bio-based raw materials, as a more sustainable alternative to purely fossil-based systems. Properties vary depending on the product.
Refractive index
Optical characteristic value, important for clear resins and optical potting.
Butyl sealant
Permanently elastic, vapor-tight sealant. Used for sealing against moisture and gases, for example in insulating glass construction.
C
Batch number
Identifier that assigns a product to a production batch. Basis for traceability.
CIPG
Sealing bead that fully hardens before joining. Creates a pre-compressed, reopenable seal.
COA
Certificate of analysis documenting the measured values of a specific batch.
COC
Certificate of conformity confirming that a delivery meets the specification.
Composite bonding
Bonding of fiber composite components, often with epoxy or MMA structural adhesives and appropriate pretreatment.
Conformal Coating
A thin protective coating that replicates the contours of a populated circuit board and protects against moisture, dust, and chemicals. The base material varies depending on the type and is acrylic, silicone, polyurethane, or parylene.
cSt
Unit of kinematic viscosity, commonly used for silicone oils.
CVCM
Proportion of volatile, condensable components according to ASTM E595. Limit for aerospace applications is usually 0.1 percent.
cyanoacrylate
Superglue that hardens in seconds with just a trace of humidity. High initial strength on small, well-fitting surfaces, weak in gaps, peeling, and prolonged exposure to moisture or heat.
D
Dam and fill
A two-stage process in which a dam is first created and then filled. Allows for targeted grouting of limited areas.
Permanently elastic vs. permanently plastic
Permanently elastic sealants return to their original shape after deformation, while permanently plastic sealants remain deformed. The choice depends on the joint movement.
Continuous operating temperature
Temperature range for continuous use. Short-term peak temperatures may be higher.
Decontamination resistance
Resistance to cleaning and decontamination media, relevant in defense and medicine.
density
Mass per volume. Relevant for weight, yield, and mixing calculations.
Dielectric
Electrical insulating capacity of a material. A basic requirement for potting compounds in electronics.
Double cartridge
Two separate chambers for 2K material, discharged via a static mixer.
dosing needle
Attachment for the precise application of small quantities.
Dosing robot
Automated application of beads, dots and areas with high repeatability.
Metering valve
Component for defined, reproducible material discharge in manufacturing.
Dielectric strength
Maximum electric field strength that a material can withstand before breakdown, in kV/mm. An important parameter for insulation and potting.
Dynamic mixer
Actively driven mixer for demanding or highly viscous 2K systems.
E
E-module
A measure of stiffness. High modulus of elasticity means stiff, low modulus means flexible.
EDAG
Product range of conductive coatings based on silver, copper or graphite, for example for EMC shielding.
Electrical casting resin
Casting resin specifically for encapsulating electrical and electronic components. Combines insulation and mechanical protection.
EMI/RFI Shielding
Shielding of electromagnetic and high-frequency interference fields by conductive layers, seals or housings.
EMC
Electromagnetic compatibility, meaning immunity to interference and low emissions. Shielding and conductive seals contribute to this.
Encapsulation
Encasing a component with a protective layer without completely filling a housing. The distinction from potting is fluid.
Final strength
Strength is achieved after complete curing. Depending on the system, this can take hours to days.
Degreaser
Cleaner that removes grease and oil before gluing or coating.
demolding time
Time after which a molded part or a molded impression can be removed. Depends on the system, layer thickness, and temperature.
Degas
Removing air from a material, usually under vacuum, for bubble-free potting.
EP supplement
High-pressure additive that secures the lubricating film and reduces wear under high load.
epoxy resin
High-strength, chemical- and temperature-resistant reactive resin made from resin and hardener. Hard and generally difficult to repair, versatile for potting, bonding, and coating.
1K epoxy adhesive
One-component, hardens under heat. Very high strength and media resistance, stored refrigerated depending on the type.
2K epoxy adhesive
Made from resin and hardener, it hardens at room temperature or accelerates with heat. Structurally high strength and chemical resistant.
Initial sample inspection
Testing of the first production run against the specification prior to release.
Exothermic
Heat released by a reacting resin during curing. With thick layers, this self-heating can become critical.
F
Fiber composite
Material made of a resin matrix and reinforcing fibers such as glass or carbon. High strength at low weight, important in lightweight construction.
FDA compliance
Suitability of a material for food contact according to US regulations. Applies to specific products.
solid lubricant
Solid materials such as MoS2, graphite, or PTFE that provide lubrication under high loads and boundary conditions. Also used as an additive in oil.
FIPG
A gasket that is applied as a bead and only hardens after joining, often made of RTV-1 silicone. Replaces prefabricated flat gaskets, for example on housings, gearboxes and pumps.
Flange gasket
Sealing of flat, overlapping surfaces, classically with FIPG. Adapts to tolerances and surface finishes.
Fluorosilicone
Silicone with fluorinated side groups, making it resistant to fuels, oils, and solvents. Used where normal silicone swells, for example in aviation and fuel systems.
Mold release agent
Release agent specifically for mold making, depending on the matrix for silicone, resin or concrete.
Release / Approval
Customer-side approval of a material for a specific application.
Joint sealant
Sealing of component joints against water, air, or sound. The expansion capacity must match the joint movement.
G
Gap Filler
Soft, thermally conductive compound that fills air gaps between the component and the heat sink. Improves heat dissipation.
Container
Packaging unit of a product, from cartridges to barrels.
Dangerous goods / ADR
Substances with special transport regulations according to ADR. This concerns labeling and shipping.
Gelling time
Time until a prepared resin transitions from a liquid to a gel-like state. Marks the end of its workability.
Thread sealant
Sealing of threaded and pipe connections, anaerobically or with PTFE. Pressure-tight and re-removable depending on the type.
casting resin
Reactive resin for molding and casting. Selection based on pot life, hardness, transparency, and shrinkage.
Glass transition temperature (Tg)
Temperature at which a polymer changes from hard and brittle to tough and soft. Above this temperature, mechanical and thermal properties change significantly.
Globetop
A teardrop-shaped protective encapsulation over a chip and its bond wires. Protects sensitive connections.
graphite
Solid lubricant for high temperatures, even where oils would carbonize.
Base oil viscosity
Viscosity of the base oil in the grease, crucial for load and speed range.
H
Adhesive lubricant
Highly adhesive, fling-resistant lubricant for open drives such as chains and gears.
Adhesion without primer
Self-adherence of a sealant without a separate primer. Substrate dependent; if in doubt, confirm with a test.
Liability modifier
Additive or pretreatment that improves the adhesion of a silicone or adhesive to the substrate.
Harder
Second component that crosslinks a reactive resin. Type and quantity determine pot life, hardness, and final properties.
Hardness gradient
Temporal and thermal processes of curing, such as temperature and holding time.
Skin formation time
Time after which the surface of a reacting sealant or silicone is tack-free. Temperature and humidity dependent; see data sheet for guideline values.
HTV
Solid silicone rubber that is vulcanized under heat. It is processed into molded parts, profiles, and hoses, mostly using compression or injection molding processes.
Hydrophobic coating
Water-repellent finish on a surface, for example to protect against moisture.
I
Industrial cleaner
Cleaner for surfaces, tools and equipment in manufacturing.
Inhibition
Disruption or failure of the curing of platinum-catalyzed silicones due to contact with certain substances such as tin compounds, sulfur, amines, or certain plastics and adhesive tapes. A compatibility test on the original material is recommended before use.
IP protection rating
Protection rating against dust and water, approximately IP67. Potting and sealing contribute to this.
ISO 10993
A series of standards for the biological assessment of medical devices. Basis for biocompatible silicones and adhesives.
K
cartridge
Containers for manual or pneumatic dispensing of adhesives and sealants.
Clear resin / optical resin
Transparent casting resin for design objects, embedding, and LED potting. Refractive index and resistance to yellowing are important.
cohesion
Internal strength of the cured adhesive itself. If an adhesive bond fails cohesively, the adhesive tears, not the interface.
Condensation crosslinking
RTV silicone crosslinking type, usually tin-catalyzed. During curing, a volatile byproduct is released, causing slight shrinkage. Robust on challenging substrates, widely used in tool and mold making.
Assembly
Transferring, filling and container adaptation according to customer requirements, such as sets in the correct mixing ratio.
Contact adhesive
Apply to both surfaces, allow to dry, then press together. Immediately load-bearing, for large-area bonding.
Conversion layer
Chemically produced protective and adhesive layer, such as phosphating before painting.
Corrosion protection
Measures and products that protect metal from corrosion, from oil film to coating.
Corrosion protection oil
Forms a temporary protective film against corrosion during storage and transport.
Tracking resistance (CTI)
Resistance of a surface to conductive creep under voltage and humidity. Higher CTI means greater safety.
Refrigerated shipping
Temperature-controlled shipping for refrigerated products such as platinum silicones.
L
Storage temperature
Recommended storage area. Platinum silicones and some adhesives require refrigeration.
Laminating resin
Resin for impregnating fiber layers in fiber composites. Low viscosity for good fiber wetting.
Lightweight structural bonding
Gluing instead of riveting or welding to save weight and distribute loads over a larger area.
Conductive coating
Electrically conductive layer for conduction, contacting or shielding.
Conductive silicones
Silicones filled with metal particles that are both dense and electromagnetically shielding. Widely used in electronics, aerospace, and defense.
Low Outgassing
Low outgassing in a vacuum, important in aerospace and optics. Rated according to ASTM E595, values as per datasheet.
LSR
Liquid silicone, an addition-curing two-component system for injection molding. Enables fast, automated production of precise silicone parts, including medical-grade materials.
M
MIL-Spec
Military specification with defined requirements and tests. Conformity can only be claimed with proof.
Mineral casting
Resin system highly filled with mineral powder for solid, cast-like parts, such as Acrystal. Stiff, cold-resistant surfaces.
mineral oil
Petroleum-based base oil for standard applications. Inexpensive, with a limited temperature range.
Mixing ratio
The ratio of base to hardener in two-component systems, approximately 1:1 or 10:1, by weight or volume. Precise adherence to this ratio is essential for achieving the specified properties.
MMA adhesive
Methacrylate-based structural adhesive, tough and impact-resistant, with good adhesion to GRP, CFRP, aluminum and many plastics. Tolerant of slightly oily surfaces.
Module (sealant)
Stress that a sealant builds up under defined strain. Low-modulus types put less stress on the bonding surfaces.
MoS2
Molybdenum disulfide, solid lubricant for high loads and break-in processes.
mPas
Unit of dynamic viscosity. Water has a viscosity of approximately 1 mPas.
MS sealant
Silane-modified sealant, elastic, paintable and low-odor. Adheres to many substrates without primer.
MS polymer
It bonds and seals with permanent elasticity, without isocyanate or silicone. Good adhesion, paintable, weather-resistant.
N
Post-crosslinking / tempering
Heat treatment after initial curing to achieve final properties, low residual reactivity, and low outgassing. Conditions as per datasheet.
NLGI class
Classification of grease consistency from soft to firm. Determines pumpability and stability.
NSF H1
Registration for lubricants with permitted occasional food contact. Applies to specific products as per manufacturer's documentation.
NSF H2
Approved for use in applications where there is no potential food contact.
O
Surface energy
A measure of a surface's wettability. Low-energy plastics such as PP and PE are difficult to bond without pretreatment.
Surface pretreatment
Cleaning, degreasing, roughening or activating before gluing. Often crucial for permanent adhesion.
Surface resistance
Electrical resistance along a surface. Characteristic value for conductive or insulating surfaces.
Obsolescence
Discontinuation of a material or trademark. Forces requalification or a secondary source.
Open time
Time window after order placement in which joining can still take place. Influenced by temperature and humidity.
Optical potting
Transparent, low-yellowing potting compound for LEDs, sensors, and optics. Refractive index and lightfastness are crucial.
P
PAO
Synthetic base oil with good temperature and aging properties. Basis of many modern lubricants.
Passivation
Production of a thin, chemically resistant protective layer on metal, such as stainless steel.
PDMS
Polydimethylsiloxane, the most common basic silicone polymer. The basis of many silicone oils, elastomers, and sealants. Chain length and cross-linking control viscosity and hardness.
PFPE
Chemically almost inert high-performance lubricant for use in hot, oxygen-rich environments, vacuum environments, and aggressive media. Highly durable, but expensive.
Plasma pretreatment
Activates and cleans surfaces and increases surface energy for better adhesion.
Platinum catalyst
Catalyst for addition-curing silicones. Very effective, but sensitive to substances that interfere with curing (inhibition).
polyester resin
Laminating and casting resin, inexpensive, with significant shrinkage and a styrene odor. Commonly used in boatbuilding and molded parts.
Polysiloxane
The chemically correct general term for silicones. The backbone consists of alternating silicon and oxygen atoms with organic side groups, mostly methyl. The structure and side groups determine the properties.
polyurethane resin
Tough-elastic to hard casting resin, impact-resistant and highly adjustable. Suitable for mechanically stressed castings and molded parts.
polyurethane adhesive
Tough-elastic adhesive and sealant for flexible connections of different materials.
Potting
Complete encapsulation of an assembly within a housing. Protects against moisture, vibration, dust, and chemical influences, and provides electrical insulation.
Primary and secondary seals
Two-stage sealing system, where a second seal protects the first. Commonly used in demanding housing applications.
Primer / Bonding Agent
Pretreatment that improves adhesion to a substrate, depending on the system, for metal, glass, ceramic or plastic. Selection and drying time according to the data sheet.
PTFE
Low-friction plastic, used as a solid lubricant and additive, as well as in release agents.
PVA release agent
Water-based film former as a barrier layer, especially with polyester resins.
Q
Qualification
Proof through testing and documentation that a material meets the requirements of an application.
R
REACH
EU regulation on the registration and restriction of chemicals, relevant for the SDS.
Elongation at break
Elongation that an elastomer or adhesive can withstand before breaking, in percent.
Repairability / Rework
The possibility of reopening a potted material and replacing components. Silicone potting compounds are often advantageous here, while epoxies are rarely repairable.
RoHS
EU Directive on the restriction of hazardous substances in electrical appliances.
RTI
Long-term thermal rating of a material assigned by UL.
RTV
Silicones that cure at room temperature without the need for heat. A distinction is made between one-component (RTV-1) and two-component (RTV-2) systems. Typical applications include sealing, bonding, potting, and mold making.
RTV-1
A one-component silicone that cures from the outside in through exposure to atmospheric moisture. Ideal for sealing seams and bonding with limited layer thickness. With thicker cross-sections, the core cures only slowly.
RTV-2
Two-component silicone consisting of base and hardener that cures throughout its entire volume, regardless of humidity. Allows for precise, low-shrinkage molding and casting, even in thick layers.
Rebound elasticity
A measure of elastic restoring capacity, for example in damping.
Traceability
Complete traceability from batch to delivery. Important in regulated industries.
S
Salt spray resistance
Corrosion and aging resistance in salt spray tests, important for maritime and defense applications.
peel strength
Resistance to peeling at the edge. Adhesive bonds tolerate peeling significantly less well than shearing.
Shear strength
Strength of an adhesive bond under shear stress, the most favorable type of stress for adhesive bonds. Preferred in design.
hot melt adhesive
Thermoplastic, applied hot and sets upon cooling. Fast and solvent-free, with limited heat resistance.
lubricating grease
Made from base oil, thickener, and additives. Stays in the lubrication point, good for open and hard-to-reach areas.
lubricating oil
Liquid lubricant for circulating lubrication, hydraulics and transmissions. The viscosity determines the application range.
Shock resistance
Resistance to short, high accelerations, such as during the transport and use of military technology.
Screw locking device
Anaerobic adhesive that secures screw connections against loosening due to vibration and simultaneously seals them. Available in strength classes from low to high.
Type of protection through potting
Protection against dust and water ingress, achieved through full potting. Contributes to the IP rating.
shrinkage
Volume loss during curing. Low shrinkage is important for dimensional accuracy and stress relief.
SDS
Safety data sheet containing information on hazards, protection and disposal. Legally required.
Sensor potting
Protection of sensors and their electronics through potting, with mechanical decoupling and media protection.
Shelf Life / Durability
Shelf life from the date of manufacture under defined conditions. Properties must be re-evaluated after this period.
Shore hardness A
Hardness measure for soft to medium elastomers, approximately Shore A 10 to 90. Low values indicate soft and stretchable elastomers.
Shore hardness D
Hardness measure for hard elastomers and plastics, above the Shore A range.
Silanol
Reactive silicon hydroxyl group (SiOH). Involved in condensation curing and the adhesion of silicones to many substrates.
silicone
Silicones are a collective term for synthetic polymers with a basic structure of silicon and oxygen (polysiloxanes) and organic side groups. They combine temperature resistance, elasticity, electrical insulation, and UV and weather stability. They occur as oils, greases, resins, sealants, and elastomers.
silicone sealant
RTV-1 sealant for sealing and bonding, permanently elastic and temperature-resistant. Depending on the type, neutral or acetic acid curing.
silicone emulsion
Water-based silicone dispersant, low in solvents and easy to apply. Used as a release agent, lubricant, and for hydrophobing.
silicone grease
Silicone oil thickened with thickener. Temperature-stable, oxidation-resistant and gentle on many plastics and elastomers, for example on seals and fittings.
silicone resin
Highly cross-linking silicone for high-temperature coatings and electrical insulation. Forms hard, heat-resistant films.
silicone rubber
The cross-linked, elastic silicone (elastomer). Permanently elastic, temperature-resistant and age-stable.
silicone oil
Linear, uncrosslinked polysiloxane with defined viscosity. Used for lubrication, separation, defoaming and steaming, as well as a base material for pastes and emulsions.
silicone paste
Highly filled silicone with a paste-like consistency for assembly, sealing, and separation. Depending on the type, temperature and media resistant.
Gap bridging
The ability of an adhesive to fill gaps between the parts being joined and to cure. Important for components that do not fit together perfectly.
Low stress
A property of potting compound is to exert low mechanical stress on sensitive components. This is important under temperature cycling.
Stable vs. self-leveling
Describes the flow behavior. Stable types remain stationary on vertical surfaces, self-leveling types flow out and result in smooth surfaces.
Standby time in the mixer
Time before a 2K system gels in the static mixer and clogs it.
Static mixer
Mixing tube with fixed helixes that homogenizes the 2K material during discharge without moving parts.
structural adhesive
High-strength, load-bearing adhesive as an alternative to welding or riveting. Combines strength with a degree of toughness.
Substrate / joining element
The material to be bonded or coated. The material and surface determine the choice of adhesive.
Synthetic oil
Synthetically produced base oil, more temperature-stable and more resistant to aging than mineral oil.
T
TDS
Technical data sheet with properties, processing and limit values. Binding source for selection.
Thermally conductive potting compound
Potting compound with fillers that dissipates heat from components. Higher conductivity usually comes at the expense of viscosity and elasticity.
Thermal management
Targeted heat dissipation in assemblies via gap fillers, pastes and conductive potting compounds.
Thixotropy
Property of becoming less fluid under shear stress and solidifying again at rest. Prevents running down vertical surfaces.
TIM
General term for thermally conductive materials between heat source and heat sink, such as pastes, pads and gap fillers.
TML
Total mass loss of a sample in a vacuum according to ASTM E595. For low outgassing, the limit is usually 1 percent.
Potting time
Time period during which a mixed two-component system remains processable. Highly dependent on temperature and batch size; see data sheet for guidelines.
Release agent / sealant
Seals porous molds before the actual release agent is applied.
Release agent
Prevents sticking during casting and molding and ensures clean demolding.
Release wax
Wax-based release agent that is polished to produce glossy surfaces.
Dropping point
Temperature at which a fat becomes liquid. Guideline for the upper operating temperature.
U
UAV / Drone
Unmanned aerial vehicle. Material topics include lightweight potting, structural bonding, sealing, and sensor protection.
UL94
Classification of the flammability of plastics, such as V-0, V-1, HB. Important in electronics and railways.
Underfill
Low-viscosity resin that fills the gap under flip-chip or BGA components. Distributes mechanical stresses and increases reliability.
USP Class VI
Biocompatibility class of the US Pharmacopoeia, frequently specified for medical-grade polymers.
UV resistance / lightfastness
Resistance to yellowing and degradation caused by UV radiation. Silicones are usually advantageous in this respect.
UV curing (device)
Lamps or chambers that cure UV adhesives and lacquers. Wavelength and dose must be suitable for the material.
UV adhesive
Cures in seconds under UV or visible light. For transparent components in glass, optics, and electronics; requires light access to the adhesive joint.
V
Vacuum mixing
Mixing under vacuum to avoid air inclusions from the outset.
Vacuum potting
Vacuum potting to prevent air inclusions. Important for high voltage and tightly packed assemblies.
Processing temperature
Recommended temperature range for material and component during processing.
potting compound
Hardening epoxy, polyurethane, or silicone-based compound for potting. Selection based on temperature, hardness, thermal conductivity, and repairability.
Networker
Component that triggers the three-dimensional network formation of silicone or resin. Its type and quantity influence hardness, elasticity, and curing rate.
Network density
A measure of the number of network connections. Higher density usually means higher hardness and lower elongation.
Vibration damping
Protection of components from vibrations through elastic potting and bonding.
viscosity
A measure of a fluid's viscosity. Determines processing, flow, and dripping behavior.
Volume resistance
Electrical resistance divided by the volume of the material. High values indicate good insulators.
Volumetric dosing
Precise dosing regardless of pressure and viscosity, for example via screw or piston.
vulcanization
Curing of a silicone or rubber into an elastic network. Depending on the system, this occurs at room temperature (RTV) or under heat (HTV).
W
Walk penetration
A measure of the consistency of a fat after mechanical stress.
Coefficient of thermal expansion (CTE)
A measure of how much a material expands per degree. Large differences between the potting compound and the component create stresses.
Thermal conductivity (lambda value)
A measure of how well a material conducts heat, in W/mK. Higher values mean better heat dissipation.
thermal paste
Non-curing, thermally conductive medium for the interface between component and heat sink. Apply thinly and evenly.
Water absorption
Moisture absorbed by a material. Affects insulation, dimensions, and strength.
Tear resistance
Resistance of an elastomer to tearing beyond a notch. Important for thin-walled shapes.
Shaft-hub connection
Anaerobic joining of cylindrical components such as bearings, bushings, and shafts. Transmits high forces without press fit.
Z
Time-pressure dosage
Dosage quantity is controlled via set pressure and opening time. Simple, but dependent on temperature and viscosity.
Tensile strength
Strength under vertical tensile load. Important material property of adhesives, elastomers, and resins.
Second Source
Alternative, qualified supplier for security of supply, such as Elkem as an alternative to Dow, Wacker or Momentive.
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