---
product_id: 276211402
title: "Rock-Black Stiff 3D Printing Resin (1KG)"
brand: "phrozen"
price: "10282 kr"
currency: ISK
in_stock: false
reviews_count: 7
url: https://www.desertcart.is/products/276211402-rock-black-stiff-3d-printing-resin-1kg
store_origin: IS
region: Iceland
---

# 1kg volume powerhouse 12s layer speed 0.047mm XY precision Rock-Black Stiff 3D Printing Resin (1KG)

**Brand:** phrozen
**Price:** 10282 kr
**Availability:** ❌ Out of Stock

## Summary

> 🖤 Rock your prints with precision and power!

## Quick Answers

- **What is this?** Rock-Black Stiff 3D Printing Resin (1KG) by phrozen
- **How much does it cost?** 10282 kr with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.is](https://www.desertcart.is/products/276211402-rock-black-stiff-3d-printing-resin-1kg)

## Best For

- phrozen enthusiasts

## Why This Product

- Trusted phrozen brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Built to Endure:** Exceptional heat resistance and stiffness for durable engineering components
- • **Speed Meets Strength:** Fast 12-second layer curing at 50μm for rapid prototyping
- • **Expert Support Always On:** Dedicated engineering team ready to optimize your print performance
- • **Effortless Post-Processing:** Clean prints easily with just an air gun and alcohol spray—no hassle
- • **Precision that Defines Excellence:** Ultra-fine 0.047mm XY resolution for flawless industrial parts

## Overview

Phrozen's Rock-Black Stiff 3D Printing Resin delivers 1kg of high-performance material engineered for industrial-grade parts. Featuring ultra-fine 0.047mm XY resolution and rapid 12-second layer curing, it produces heat-resistant, sturdy, and flexible models ideal for gears and engineering components. Easy to clean and backed by expert support, this resin is the go-to choice for professionals demanding precision and durability.

## Description

Rock-Black Stiff 3D Printing Resin (1KG)

## Features

- SPEC & PROPERTIES: Volume-1kg per bottle / XY Planar Resolution: 0.047 mm │ Layer Height / Parameter: 12 sec @ 50 um
- CHARACTERISTICS: Phrozen’s Rock-Black Stiff resin produces 3D models that are extremely heat-resistant, sturdy, and flexible.
- APPLICATIONS: Ideal for printing out industrial Parts, gears, and other similar Engineering components.
- EASY TO CLEAN: To clean the printed models, all you need is an air gun and alcohol spray.
- CUSTOMER SERVICE: Phrozen regards customers with the utmost priority.Our professional engineering team is willing to reply your questions and support you to print with high performance.

## Images

![Rock-Black Stiff 3D Printing Resin (1KG) - Image 1](https://m.media-amazon.com/images/I/71SKxhTxwyL.jpg)

## Available Options

This product comes in different **Size** options.

## Questions & Answers

**Q: Where are the material properties?**
A: Dear X,

Thank you for reaching out to us! If you are looking for the resin profile for your printer, you can find it on our website at https://phrozen3d.com/pages/resin-profile. If you don't see your printer listed, please don't hesitate to contact our support team directly at https://helpcenter.phrozen3d.com/hc/en-us/requests/new? They will be able to assist you further and provide you with the necessary information.

Best regards,
Phrozen Team

**Q: Once cured, is the part stiff or flexible? The description is confusing.**
A: After cure, the part it stiff.

## Customer Reviews

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Strong, tough stuff
  

*by D***S on Reviewed in the United States on January 12, 2024*

Used it to make prototype automotive grade pieces.  prints nicely, good stuff.  Not sure what is meant by "sheerness" in the evaluations rating area.

### ⭐⭐⭐ 3.0 out of 5 stars







  
  
    Expensive with no documentation.
  

*by S***B on Reviewed in the United States on July 1, 2023*

Do not follow the cure times listed in the details.  Those are insanely high,  most likely for colored screens.  If you dig hard enough you can find so.e settings on their site.  Personally I go's the best results with 1.8 seconds a layer instead of their insane 10 seconds listed on here.I could find no information on post cure or clean up though.For ruch an expensive resin, I'd expect real documentation.This does cure about 1.5 - 2x faster than Siraya blu black nylon.  Both are extremely difficult to break, but this is for sure stronger.  That being said, it is clear so you are going to lose details compared to an opaque.  And supports are extremely difficult to remove so make sure you place them in a location accessible to some type of cutter.

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Greatest impact resistant resin tested
  

*by P***L on Reviewed in the United States on April 20, 2022*

Toughness is the mechanical property of resisting breakage during an impact. phrozen Nylon-Green Tough has tested to be the most impact resistant of any material I have used. It's ability to withstand breakage due to an accident is nearly as good as laser sintered Nylon-12. I test resin prints with a standard size test specimen in my Izod test stand. It's much tougher, nearly 1-1/2 times as much, at resisting impact breakage than either Tenatious or eSun Hard-Tough. Standard ABS-like resins are not even close, at around 4 times tougher. It has nearly double the toughness compared to PETG and more than double the toughness of PLA or PLA+ filament. Print detail is good, but not as good as a strong resin, like eSun Hard-Tough. I do admit that I may need to dial in settings a bit because the Nylon-Green Tough prints are not very forgiving around supports because resin gathers and makes a slight build-up. Perhaps it's lower viscosity? At any rate, toughness trumps printing problems for me.

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**Shop now:** [https://www.desertcart.is/products/276211402-rock-black-stiff-3d-printing-resin-1kg](https://www.desertcart.is/products/276211402-rock-black-stiff-3d-printing-resin-1kg)

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*Product available on Desertcart Iceland*
*Store origin: IS*
*Last updated: 2026-09-23*