Creality Heating block silicone sleeve for CR M4

4004010251
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  • High-temperature resistant silicone construction for long-lasting use
  • Improves thermal insulation and reduces heat loss during printing
  • Enhances temperature stability for consistent extrusion results
  • Protects heating block from filament buildup, dust, and debris
  • Easy to install and remove for quick maintenance
  • Reusable and durable design for extended use
  • Custom fit for Creality CR-M4 hotend assembly
R30 incl. VAT
R27 excl. VAT

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4004010251

Creality Heating block silicone sleeve for CR M4

About this product

The Creality CR-M4 Heating Block Silicone Sleeve (4004010251) is a high-temperature resistant silicone cover designed to insulate and protect your 3D printer hotend. It helps maintain stable extrusion temperatures, reduces heat loss, and prevents filament buildup on the heating block for consistent print quality. Buy now from our website for reliable 3D printing performance and quick delivery.

Overview Summary

Creality CR-M4 Heating Block Silicone Sleeve

This silicone sleeve is a purpose-built accessory for the Creality CR-M4 3D printer, designed to improve thermal efficiency and protect the heating block during operation. Manufactured from durable, heat-resistant silicone, it provides a snug fit over the hotend, ensuring stable temperatures during extended printing sessions.

By reducing temperature fluctuations and shielding the heating block from debris, dust, and melted filament residue, this sleeve enhances overall print consistency and reduces maintenance requirements. It is easy to install and remove, making it ideal for both professional and hobbyist 3D printing environments.

What tier does this fall into?

Essential accessory

What is this best for?

3D printing maintenance, hotend protection, temperature stability, extrusion consistency improvement

Description

The Creality CR-M4 Heating Block Silicone Sleeve is an essential maintenance component designed to enhance the performance and longevity of your 3D printer hotend. Built from high-quality silicone capable of withstanding high operating temperatures, this sleeve acts as an insulating barrier around the heating block.

During 3D printing, maintaining consistent temperature is critical for achieving smooth extrusion and high-quality prints. This silicone sleeve minimizes heat loss and stabilizes the thermal environment of the hotend, ensuring more accurate filament melting and deposition. It is especially useful for long print jobs or high-temperature materials.

In addition to thermal benefits, the sleeve protects the heating block from external contaminants such as filament residue, dust, and debris. This reduces cleaning frequency and helps prevent print defects caused by buildup on the nozzle area. Designed specifically for the Creality CR-M4, it offers a precise fit and quick installation for seamless integration into your workflow.

Features

This silicone sleeve is engineered to improve both performance and durability of your 3D printer hotend.

  • High-temperature resistant silicone construction for long-lasting use
  • Improves thermal insulation and reduces heat loss during printing
  • Enhances temperature stability for consistent extrusion results
  • Protects heating block from filament buildup, dust, and debris
  • Easy to install and remove for quick maintenance
  • Reusable and durable design for extended use
  • Custom fit for Creality CR-M4 hotend assembly

What's in the Box

  • 1 x Creality CR-M4 Heating Block Silicone Sleeve

Specifications

  • Product type: Heating block silicone sleeve
  • Compatibility: Creality CR-M4 3D printer
  • Material: Heat-resistant silicone
  • Color: Black
  • Dimensions: 14.67 x 23.19 x 27.77 mm
  • Weight: 0.003 kg
  • Function: Thermal insulation and protection
  • Installation: Slip-on design for easy fitting
  • Model number: 4004010251
Creality
4004010251
  • Returns Policy
  • Return of merchandise (RMA) and Warranty

    We want you to be happy with the purchase you have made from us. If you are not completely satisfied, you may return the product to us and we will either refund, credit, repair/replace it, subject to the below terms and conditions. 

    You can return purchases for a refund (excl shipping). Please notify us within 7 days and ensure item is ready maximum 10 days after delivery date.

    Please ensure to log your return request within 7 days of receipt of your item. Please ensure to select the correct reason for return:

    - Changed my mind / Item exchange

    - Faulty on arrival

    - Incorrect item received

    All items are covered by a 12 month warranty (unless otherwise stated) which will be honoured directly by GeeWiz. All products will either be replaced/repaired/refunded depending on stock availability. Products will require evaluation by GeeWiz before a warranty claim can be accepted.

    Should the item being returned for assessment be found to be in good working order, unfortunately, there will be a collection fee that will apply.

    The collection fees are as follows:

    - For returns on items that were sent with free shipping: R198

    - For returns that had a surcharge, the same surcharge will apply for collection.

    Please log your return on your account, under the returns manager.

    We do not reimburse your fee to ship to us, but we will pay for return shipping if the item is subject to replacement. If the item you wish to return was ordered incorrectly / is no longer required / you have changed your mind, there is a collection fee that will be charged (please refer to the above) and this will be deducted from the refund amount once the supplier has credited us. Please note GeeWiz will only cover return shipping of a faulty unit within 6 months of purchase, after which, a shipping fee (starting from R198) will be applicable to you for the return of the unit.

    Any disputes relating to ordered items being short/incorrectly shipped will only be entertained if reported to GeeWiz within 3 days of delivery/collection.

    Refunds are subject to inspection of item(s) - in some cases, items will need to be sent to supplier for evaluation and testing. This can take up to 15 working days. Once a refund has been approved, this may take 3 - 5 business days to be processed.

    ALL returns are subject to up to a 30% restocking fee if item is no longer in BRAND NEW condition or if item seal/packaging has been broken.

    Please re-package safely and include all original product packaging.  

    All software products are unfortunately not eligible for credit or refund once purchased.

    After the 6-month period, you will no longer be eligible and won't be able to receive a refund. We can however replace or repair depending on the outcome after our team of professionals has inspected the product.

    Should a warranty sticker not be present on an item, the warranty is immediately null and void.

    Batteries are covered under warranty, but please note that GEL, AGM and LEAD ACID have limited cycle runs. These are typically around 200 cycles and may run out before the end of the warranty. Once the cycles have been depleted, it means the battery has reached the end of life and will no longer be a warranty claim.

    GeeWiz reserves the right to refuse a refund if the item is damaged from misuse, items are missing, or if the product is altered in any way. 

    GeeWiz or its affiliates are not responsible for damage or loss of any kind that may occur as a result of using or misusing any product purchased from us.

    The warranty will no longer be valid, and GeeWiz will not be responsible for damage or injury of any kind resulting from:

    • Electricity fluctuations and surges, lightning strikes, faults in the building wiring, faulty installations, and improper use of controls
    • Failure to use the product in accordance with the operating instructions and or general misuse and or abuse
    • Damage caused by a superior force (vis major) or if the product has been infested with insects or pests
    • If the product is physically damaged after it left the store
    • If water or liquid caused the damage to the product
    • If the warranty seal is tampered with
    • Any repair or tampering by an unauthorised person or attempt to repair or tamper with the equipment, or use of parts not supplied by authorised agents, or alterations or modification to the equipment shall render the warranty null and void.

    For hygiene purposes.

    Please note we cannot accept returns for apparel that has been worn, stained, frayed, or otherwise shows signs of use.

    We can only accept returns for items that are damaged upon receipt or are faulty.

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