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PPG PS870 B-1/2 Corrosion Inhibitive Sealant 355ml Kit *MIL-S-81733 Type I Class B1/2

PPG PS870 B-1/2 Corrosion Inhibitive Sealant 355ml Kit *MIL-S-81733 Type I Class B1/2
£55.64 excl VAT
£66.77 inc VAT
No stock - lead time 24 days
UN Number: UN1133 CL3 / 3082 CL9 III/III
Limited Quantity: 5L
Please order in multiples of 10
PPG Pro-seal 870 Class B is a corrosion inhibitive sealant. It has a service temperature range from -54°C (-65°F) to 121°C (250°F), with intermittent excursions up to 135°C (275°F)
Bulk discounts
£55.64 + VAT
£54.18 + VAT
£52.71 + VAT


  • This material acts as an effective barrier against the common causes of corrosion on aluminium alloys or between dissimilar metals
  • The cured sealant maintains elastomeric properties after limited exposure to both jet fuel and aviation gas


  • P/S 870 Class B is a two-part, manganese dioxide cured polysulfide compound
  • The uncured material is a low sag, thixotropic paste suitable for application by extrusion gun or spatula
  • It cures at room temperature to form a resilient sealant having excellent adhesion to common aircraft substrates

Orders over £50 placed online will now qualify for FREE UK Mainland delivery*

Orders under £50 placed online for UK Mainland delivery is £6.95*

Orders requiring Pre 10.00am Next Day delivery has also been lowered from £35.00 to £19.50** 

International delivery (door to door delivery) is available for selected countries worldwide. Shipping will be automatically calculated based on the weight, location and hazardous nature of the goods. Customers can also choose ex works to arrange their own collection.
Please refer to our delivery page for more information.

Sil-Mid Limited DO NOT GUARANTEE that the information on this page is the most up to date information available from the manufacturer, there are times when updated information is released and we are not made aware immediately.