Koch Chemie (HPC) Hydro Plast Care | Water-Dilutable Plastic Care

Koch Chemie Hydro Plast Care (HPC) is a water-dilutable, solvent-free dressing for interior and exterior plastics and rubber.

$32.05
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About Koch Chemie (HPC) Hydro Plast Care

A versatile plastic trim restorer that refreshes faded trim while letting you control the final finish from natural to gloss.

Koch Chemie Hydro Plast Care, often referred to as HPC, is a water-dilutable plastic restorer designed to maintain and protect both exterior and interior plastics, rubber and vinyl.

Unlike heavier solvent-based dressings, this formula allows you to tailor the look depending on how you dilute it. Whether you want a subtle factory-style finish or a richer, darker gloss, you can adjust the ratio to suit the vehicle and the customer.

As part of the Koch Chemie range, HPC focuses on clean results and controlled performance. It refreshes tired trim, deepens colour and leaves behind a UV protective layer to help slow down fading and premature ageing.

This is less about aggressive colour correction and more about controlled enhancement and maintenance. For detailers and DIY users looking for a flexible car plastic trim restorer that works inside and out, Hydro Plast Care is a smart addition to the kit.

Features
  • Restores Faded Exterior Plastics: Revives tired plastic trim and restores a clean semi-matte factory appearance.
  • Durable Bonding Protection: Micro-emulsion technology bonds firmly to the surface for long-lasting performance.
  • UV Protection: Helps protect exterior plastics from sun damage and future fading.
  • Natural Finish: Enhances colour depth without leaving a greasy or overly wet look.
  • Multi-Surface Use: Suitable for bumpers, trims, exterior plastics, rubber seals and tyres, plus interior dashboards and door panels.
Directions

Precautions: Shake before use. Protect from frost and excessive heat. Test for suitability before full application. Do not use on surfaces where slipperiness is undesirable such as pedals, steering wheels or tyre tread. Avoid displays and polycarbonates.

  1. Ensure the surface is clean and dry.
  2. Apply evenly, either neat or diluted, using a spray bottle or applicator sponge.
  3. Allow to dry.
  4. Wipe with a microfiber cloth if necessary to level the finish.

Dilution Guide:
Neat or 1:1 for high gloss
1:2 for medium gloss
1:3 for satin finish
1:4 for natural finish

Shipping & returns

Free shipping over $150 (excludes Dangerous Goods and Bulky Items). Dispatched same day for orders before 2pm. 30-day returns on unopened products. Learn more ›

In action

Koch Chemie (HPC) Hydro Plast Care, in action

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Reviews

5.0
Rated 5.0 out of 5 stars
Based on 2 reviews
Customers Talked About
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2 reviews
  • BC
    Blake C.
    Verified Buyer
    I recommend this product
    Rated 5 out of 5 stars
    3 weeks ago
    Very Versatile Dressing

    I recently bought Koch Chemie HPC to use in interior plastics and rubbers, and it has actually turned out to be my favourite tyre shine and trim dressing! I tend to use it straight on tyres and interiors as I like my plastics & rubbers to be very dark and shiny, but it's also pretty dilutable. I detail some maintenance customers Fortnightly, and when I see the tyres and trim after two weeks of driving, they still look great! I've only recently started trying out Koch Chemie products, and with all the ones I've bought so far, I've loved them. Would 100% recommend HPC

    WC Profile picture for Waxit Car Care
    Waxit Car Care
    24 seconds ago

    Hi Blake!

    How good!! So glad you loved the product, HPC is awesome :D Thanks for taking the time to leave a review and all the best mate.

  • RH
    Ruben H.
    Verified Buyer
    I recommend this product
    Rated 5 out of 5 stars
    1 year ago
    Plastic Care

    When diluted to the appropriate recommendation worked excellent for my interior detailing and left the plastic door panels matte. One tip wipe interiors with diluted water to remove old residue then apply Hydro Plast care.