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Protective Coatings

The Circuits Shop Adhesives, Chemicals, Sealants & Tapes Protective Coatings

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Ambersil
30235-AA Acrylic Conformal Coating 400ml

 30235-AA Acrylic Conformal Coating 400ml

A low viscosity, solvent drying acrylic based conformal coating with excellent insulating properties.

  • Specially developed to protect printed circuit boards
  • Transparent and flexible
  • Durable adhesion from -40 to +60°C
  • Can be used for a short period up to +100°C
  • Protects printed circuit boards and surfaces from humid inorganic-acid and caustic vapours
  • Prevents electrical leakages and short circuits
  • Can also be used as extra/after insulation of coils and transformers and reduces operational noise
  • Supplied in a 400ml aerosol
 

Price

   

Rapid Electronics Code

15.00

   

87-7354

 

More info / buy

 

Bungard
74152 Green Coat Spray 300ml

 74152 Green Coat Spray 300ml

Bungard Green Printed Circuit Board Coating produces a professional, green protective coating for completed PCBs. Subsequent repairs or changes can be simply made through the coating.

  • Supplied in a 300ml aerosol
 

Price

   

Rapid Electronics Code

20.74

   

50-5186

 

More info / buy

 

Dow Corning
Dowsil™ / Dow Corning® RTV 3140 Silicone Coating Clear 310ml

Dowsil™ / Dow Corning® RTV 3140 Silicone Coating Clear 310ml

Buy Dow Corning 3140 RTV Silicone Coating Clear 310ml – a high quality, one-part flowable silicone coating designed to provide long term coating against moisture and atmospheric contaminants, especially where a solvent-free RTV product is required.

  • Room temperature cure
  • Neutral alkoxy cure system
  • Stable and flexible from –50°C to +200°C
  • Excellent dielectric properties
  • Translucent
  • Good adhesion to glass, ceramics, metals, silicone rubber and many plastics
  • Applications include coating of cable terminations in electronics enclosures, connectors, oscillator crystals, PCBs and thick film hybrids
  • Available in 310ml tubes with applicator tip
 

Price

   

Rapid Electronics Code

76.32

   

87-1224

 

More info / buy

 

Dow Corning
Dowsil™ / Dow Corning® RTV 3140 Silicone Coating Clear 90ml

Dowsil™ / Dow Corning® RTV 3140 Silicone Coating Clear 90ml

Buy Dow Corning 3140 RTV Silicone Coating Clear 90ml – a high quality, one-part flowable silicone coating designed to provide long term coating against moisture and atmospheric contaminants, especially where a solvent-free RTV product is required.

  • Room temperature cure
  • Neutral alkoxy cure system
  • Stable and flexible from –50°C to +200°C
  • Excellent dielectric properties
  • Translucent
  • Good adhesion to glass, ceramics, metals, silicone rubber and many plastics
  • Applications include coating of cable terminations in electronics enclosures, connectors, oscillator crystals, PCBs and thick film hybrids
  • Available in 90ml tubes with applicator tip
 

Price

   

Rapid Electronics Code

52.80

   

87-1222

 

More info / buy

 

Electrolube
AFA200 Aromatic Free Acrylic Conformal Coating 200ml

 AFA200 Aromatic Free Acrylic Conformal Coating 200ml

Electrolube AFA is an acrylic conformal coating manufactured without hazardous aromatic solvents.

It is designed to protect electronic circuitry and meets the requirements of many industry standards. AFA is also UL approved, achieving flame retardancy to UL94 V-0.

  • Excellent clarity
  • Ideal for LED applications
  • Free from aromatic solvents such as Toluene and Xylene
  • Excellent protection in humid environments
  • May be removed with solvents such as Electrolube Ultrasolve (ULS)
  • Contains UV trace to aid inspection
  • UL746 Approved
  • Meets IPC-CC-830 industry standard
  • Electrolube type AFA

For more information watch the video.

 

Price

   

Rapid Electronics Code

12.22

   

87-1231

 

More info / buy

 

Electrolube
APL15ML Acrylic Protective Lacquer 15ml

 APL15ML Acrylic Protective Lacquer 15ml

Acrylic Protective Laquer (APL) is a flexible, fast drying acrylic conformal coating used for the protection of electronic circuitry. It has been formulated for professional use only and meets the requirements of a variety of international standards.

  • Excellent clarity, ideal for LED applications
  • Offers excellent adhesion to all substrates
  • Good temperature range and dielectric properties
  • May be soldered through UV trace to aid inspection
  • May be removed with solvents such as Ultrasolve (ULS)
  • Cost effective - allows efficient application
  • Fast touch-dry time
  • Meets MIL-1-46058C & Meets IPC-CC-830:
  • RoHS Compliant

 

Price

   

Rapid Electronics Code

5.78

   

87-4454

 

More info / buy

 

Electrolube
APL400H Acrylic Conformal Coating 400ml

 APL400H Acrylic Conformal Coating 400ml

Electrolube APL Acrylic Conformal Coating is a flexible, fast-drying transparent acrylic conformal coating for the protection of electronic circuitry.

APL has been formulated to meet today's commercial applications and is recommended for professional use only.

  • Excellent clarity, ideal for LED applications
  • Offers excellent adhesion to all substrates
  • Good temperature range and dielectric properties
  • May be soldered through UV trace to aid inspection
  • May be removed with solvents such as Electrolube Ultrasolve (ULS)
  • Supplied in a 400ml aerosol
  • Electrolube type APL400H

For professional use only.

 

Price

   

Rapid Electronics Code

15.01

   

59-2122

 

More info / buy

 

Electrolube
DCA200H Conformal Coating SCC3 200ml Clear

 DCA200H Conformal Coating SCC3 200ml Clear

Conformal Coating SCC3 200ml Clear from Electrolube is a flexible, modified silicone resin conformal coating especially formulated for the protection and camouflage of defence and aerospace electronic assemblies.

  • Provides protection from the environment
  • Increases the lifetime of vital equipment in harsh conditions
  • Exhibits excellent adhesion and resistance to salt spray and moisture
  • Wide temperature range and good dielectric properties at all frequencies
  • When fully cured, the coating is resistant to most solvents but may be soldered through for repair activities
  • Supplied in packs of 200ml

 

Price

   

Rapid Electronics Code

16.96

   

87-1206

 

More info / buy

 

Electrolube
HPA05L High Performance Acrylic Conformal Coating 5L

 HPA05L High Performance Acrylic Conformal Coating 5L

Electrolube HPA05L High Performance Acrylic Conformal Coating 5L is a high performance acrylic conformal coating specifically designed to meet the demanding requirements of many applications found in the defence and aerospace industries. HPA is approved to MIL-I-46058C and has been formulated for professional use only.

HPA can be sprayed, dipped or brushed. The thickness of the coating depends on the method of application (typically 25-75 microns). Temperatures of less than 16°C or relative humidity in excess of 75% are unsuitable for the application of HPA. As is the case for all solvent based conformal coatings, adequate extraction should be used (refer to MSDS for further information).

  • Excellent performance in a wide range of challenging conditions; military approved
  • Transparent coating with excellent clarity; ideal for LED applications and those exposed to UV light
  • High adhesion to a wide variety of substrates and resistant to mould growth
  • Ideal for applications requiring rework; can be removed with Electrolube ULS
 

Price

   

Rapid Electronics Code

252.10

   

87-1217

 

More info / buy

 

Electrolube
HPA200H High Performance Acrylic Conformal Coating 200ml

 HPA200H High Performance Acrylic Conformal Coating 200ml

A flexible, transparent acrylic coating for the protection of electronic circuitry, formulated to meet the highest defence and aerospace requirements.

  • Can be removed with suitable solvent
  • Excellent adhesive properties under all climatic conditions
  • Wide temperature range of –55°C to +130°C
  • Resistant to mould growth
  • Can be soldered through for servicing
  • Electrolube type HPA200H
  • Supplied in an ozone friendly 200ml aerosol

For professional use only.

 

Price

   

Rapid Electronics Code

14.60

   

87-1210

 

More info / buy

 

Electrolube
PCM250ML Peelable Coating Mask 250ml

 PCM250ML Peelable Coating Mask 250ml

Electrolube PCM is a flexible, solvent-resistant latex for masking components, connectors and other items during wave soldering and conformal coating processes.

PCM ensures that sensitive items and areas requiring further processing are not coated. It is particularly suitable for protecting areas from ingress of conformal coating, e.g. pin connectors, adjustable pots, IC sockets etc. It is also suitable as a spot mask for wave soldering applications.

The high film strength of PCM means that it can be peeled by hand without breaking or leaving residues.

  • Flexible latex for masking components
  • Manual removal, leaving no residue
  • Solvent resistant
  • Does not contaminate conformal coatings
  • Dries at room temperature
  • High film strength, does not break easily
  • Can be accurately applied using automated dispensing machines
  • Standard formulation, supplied in 250ml bottles
  • Electrolube type PCM250ML
 

Price

   

Rapid Electronics Code

17.45

   

59-2124

 

More info / buy

 

Electrolube
PCS250 Peelable Coating Mask - Synthetic 250ml

 PCS250 Peelable Coating Mask - Synthetic 250ml

Buy Electrolube Peelable Coating Mask - Synthetic 250ml, is a peelable coating with extended shelf-life and good solvent resistance making it suitable for masking components, connectors and other items during conformal coating. The high film strength allows it to be peeled by hand without breaking or leaving residues. Also suitable as a solder mask in wave soldering applications.

  • Does not dissolve in solvents
  • Does not contaminate conformal coating
  • Ammonia-free
  • Low viscosity for ease of application
  • Use with dip, spray or brush applied conformal coatings
  • RoHS Compliant (2002/95/EC)
  • Shelf life 12 months
  • Suggested thickness approx. 1mm
  • Drying time (1mm): 30 mins @ 65°C or 20 mins @ 80°C
  • Supplied in a 250ml applicator bottle
  • Electrolube type PCS250
 

Price

   

Rapid Electronics Code

14.27

   

87-4430

 

More info / buy

 

Electrolube
PUC400 Polyurethane Conformal Coating 400ml

 PUC400 Polyurethane Conformal Coating 400ml

Electrolube PUC is a tough, flexible, modified polyurethane conformal coating, specifically designed for the protection of electronic circuitry. PUC has excellent mechanical and dielectric properties.

  • Excellent abrasion resistance and mechanical strength
  • Excellent adhesion under all climatic conditions
  • UV trace to aid inspection
  • High level of flexibility, even at low temperatures
  • Excellent resistance to a wide range of chemicals and solvents
  • Resistant to mould growth
  • Supplied in a 400ml aerosol
  • Electrolube type PUC400
For professional use only.
 

Price

   

Rapid Electronics Code

38.04

   

59-2126

 

More info / buy

 

Electrolube
SCP03B Silver Conductive Paint 3g

 SCP03B Silver Conductive Paint 3g

Electrolube's SCP Silver Conductive Paint produces a thin, smooth, adherent, flexible film with high electrical conductivity, that can be applied on a variety of substrates, including plastics, paper, wood, textiles, glass, ceramics and metals.

The paint can be applied by brushing, spraying or dipping and dries quickly at room temperature. It is suitable for PCB design and repair, screening plastic housings against high frequency fields, making earth strips, connections to non-solderable surfaces, electro-plating pre-coats, contact surfaces, potentiometer tracks, etc.

  • Good electrical conductivity
  • Low surface resistivity
  • Excellent adhesion to wide range of materials
  • Economic in use - only a thin film required
  • Cures at room temperature
  • Supplied in a 3g vial
  • Electrolube type SCP
 

Price

   

Rapid Electronics Code

16.24

   

87-4490

 

More info / buy

 

Electrolube
UAT05L Universal Acrylic Conformal Coating Thinners 5L

 UAT05L Universal Acrylic Conformal Coating Thinners 5L

Universal Acrylic Conformal Coating Thinners (UAT) is a high purity solvent blend designed for use with all Electrolube acrylic based coatings. Electrolube coatings suitable for use with UAT are:

HPA – High Performance AcrylicAPL – Acrylic Protective LacquerTRV – Tropicalised Varnish

The primary use of UAT is to dilute coatings for use in dip and spray coating applications, however it can be used to clean coating equipment which has been used with the above coatings.

For the correct mix ratios please refer to the Technical Specification.

  • Size: 5 Litres
  • Manufacturers Part: UAT05L
  • Shelf Life: 72 Months
 

Price

   

Rapid Electronics Code

141.96

   

87-4452

 

More info / buy

 

Kemo
L100 Conductive Silver Leitsilber 2ml

 L100 Conductive Silver Leitsilber 2ml

Silver-conductive lacquer with excellent adhesive power. Ideal for repairing printed circuit boards, window alarm loops and heated windows.

  • Highly conductive: approx. 0.02 to 0.1Ω/cm²
  • Supplied in bottles of approx. 2ml
  • Kemo type L100
 

Price

   

Rapid Electronics Code

6.38

   

87-0781

 

More info / buy

 

Kontakt-Chemie
74309-AH Plastik 70 PCB Lacquer 200ml

 74309-AH Plastik 70 PCB Lacquer 200ml

PLASTIK 70 is a highly effective, quick drying, transparent insulating and protective clear lacquer coating for use in protecting printed circuit boards (PCBs) from humidity and environmental attack and overcomes electrical leakages and short circuits. By applying this acrylic resin lacquer three times to the same area (allowing 30 minutes between applications) a dielectric strength of 16kV is obtained. For repair work and maintenance PLASTIK 70 clear lacquer can be soldered through, or totally removed with a suitable solvent. As a low viscosity fixing and insulating lacquer, PLASTIK 70 can also be used as extra/after insulation of coils and transformers and overcomes disturbing noises. PLASTIK 70 can also be used as a universal protective coating on any surface like metal, paper, ornaments, paintings, furniture, etc.

  • Supplied in ozone friendly 200ml aerosol
 

Price

   

Rapid Electronics Code

10.15

   

87-0670

 

More info / buy

 

Kontakt-Chemie
76009-AG Graphit 33 Spray 200ml

 76009-AG Graphit 33 Spray 200ml

A 200ml aerosol can of graphite spray. An extremely useful conductive coating for many materials including glass and plastics. It is ideal for screening casings made of plastics or wood and the repair of damaged screens of cathode ray tubes. The coating also assists with the elimination of static charges in plastic casings and the lubrication of high voltage switchgear.

  • Spray on to surfaces as required
  • Supplied in ozone friendly 200ml aerosols
 

Price

   

Rapid Electronics Code

20.89

   

87-0695

 

More info / buy

 

Kontakt-Chemie
76027-AA Graphit 33 1 Litre

 76027-AA Graphit 33 1 Litre

A 1 Litre can of graphite coating for application with a brush. An extremely useful conductive coating for many materials including glass and plastics. It is ideal for screening casings made of plastics or wood and the repair of damaged screens of cathode ray tubes. The coating also assists with the elimination of static charges in plastic casings and the lubrication of high voltage switchgear.

  • Apply with a brush
  • Supplied in 1 Litre cans
 

Price

   

Rapid Electronics Code

103.68

   

87-0696

 

More info / buy

 

Kontakt-Chemie
79509-AA Transparent 21 Spray 200ml

 79509-AA Transparent 21 Spray 200ml

A useful spray for use primarily in the production of printed circuit boards. This spray when applied to paper will render the paper translucent and transparent so that PCB designs in journals can be used in photo-etch PCB production.

  • Suitable also for use with PCB production software, when the output has been copied to paper via a dot matrix or laser printer
  • Supplied in 200ml ozone safe aerosol
 

Price

   

Rapid Electronics Code

12.16

   

87-0710

 

More info / buy

 

Kontakt-Chemie
82009-AH Positiv 20 Photo Resist 200ml

 82009-AH Positiv 20 Photo Resist 200ml

Photo-resist lacquer spray from Kontakt-Chemie ideal for use in the production of printed circuit boards.

  • Supplied in pressurised container of 200ml
  • Manufacturer's part 82009-AH
 

Price

   

Rapid Electronics Code

30.54

   

87-0610

 

More info / buy

 

Loctite
1151333 SF 7400 Varnistop Kit 20ml

 1151333 SF 7400 Varnistop Kit 20ml

Loctite SF 7400 is a solvent-based dark red pigmented organic polymer ink for use on electronic equipment. It dries quickly and has excellent adhesion to a range of materials. It is ideal for tamper-proofing adjustment points or marking components to indicate they have been set or tested.

  • Visually detect movement of adjusted parts
  • Mark adjustment points
  • Mark components that have been set or tested
  • Use for electronic equipment
  • Good adhesion to a wide range of substrates
  • Supplied in a 20ml bottle with 2 tips
  • Loctite type SF 7400
 

Price

   

Rapid Electronics Code

40.72

   

63-1056

 

More info / buy

 

Loctite
1238883 SF 7900 Aerodag® Ceramishield™ 400ml

 1238883 SF 7900 Aerodag® Ceramishield™ 400ml

Loctite SF 7900 Ceramic Shield is a ceramic dry-film protective coating for MIG/MAG welding processes. It protects contact tips and welding nozzles by preventing adhesion of welding spatter.

This results in significantly longer processing sessions without the necessity of cleaning of the welding equipment, resulting in a reduction of downtime. Loctite SF 7900's ceramic shield repellent film also protects against adhering spatter on jigs, fixtures or fittings, power cables, sensors, metal components and the jaws of spot welding systems.

  • Easy to apply
  • Excellent adhesion of coating
  • Spray coating dries within seconds
  • Protects contact tips, welding nozzles and jigs from welding spatter
  • Eliminates costs for mechanical cleaning equipment
  • Improve quality of welding seams
  • Increase productivity by up to 10%
  • Reduce running costs for consumables by up to 70%
  • Costs of the protective coating are only a few pence per shift
  • Silicone free
  • Product base: Boron Nitride
  • Supplied in a 400ml aerosol
  • Loctite type SF 7900 aka Aerodag Ceramishield
 

Price

   

Rapid Electronics Code

34.19

   

63-1075

 

More info / buy

 

Multicore
Loctite 292959 MSC 1000S Spot-On Solder Mask 250ml

 Loctite 292959 MSC 1000S Spot-On Solder Mask 250ml

Buy Multicore Spot On Solder Resist 250ml – a peelable solder resist that can be applied by hand direct from the bottle, or can be thinned with up to 50% water for brush or spray application.

  • Temporary solder resist
  • Opaque white liquid
  • 2mm application thickness
  • Peel-off removal
  • Suitable for use with printed circuit boards prior to soldering
  • Dries in 2 hours at ambient temperature or 40 minutes at 80°C
  • Not recommended for use on PCBs that require washing after soldering
 

Price

   

Rapid Electronics Code

27.02

   

85-6480

 

More info / buy

 

Qualitek
CEASolder Peelable Solder Mask 12oz

 CEASolder Peelable Solder Mask 12oz

Qualitek Ceasolder is a temporary, peelable latex mask designed for electronic assembly applications.

It prevents solder from flowing into contacts, screw heads, terminals and plated through-holes. The latex material is heat stable so it masks and protects the boards through the entire assembly and reflow process.

Ceasolder is non-flammable, VOC-free, non-toxic and has only a moderate odour.

  • Easy to peel off
  • Fast cure time
  • Non-flammable
  • Protects sensitive components
  • May be used for leaded or high-temperature lead-free processes
  • Supplied in 350ml (12oz.) squeezable bottles
 

Price

   

Rapid Electronics Code

19.66

   

85-1541

 

More info / buy

 

Stannol
190573 Solder Mask 100 - 250 ml

 190573 Solder Mask 100 - 250 ml

Stannol Solder Mask 100 is used to keep selected areas of a PCB free of solder during flow or hand soldering. It can be used on individual contacts, holes or a large area of the board.

  • Supplied in 250ml bottles
 

Price

   

Rapid Electronics Code

19.00

   

49-3049

 

More info / buy

 

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