Phrozen Engineering Series Rock-Black Stiff Resin - 1KG

Out Of Stock
Tough and hard-to-break engineering resin
  • Fast printing speed
  • Easy to post-process
  • Strong and durable outputs
  • Low odor
  • Excellent mechanical properties
  • Astonishing surface finish
  • Streamlined printing experience
  • FREE Delivery over $100
We Accept Purchase Orders From All Educational Institutions and Eligible Business Customers
Material Specs
  • Viscosity: 119 cps
  • Weight: 500g/1kg
  • Available colors: Black
  • Color attribute: Solid
Price $181.90
Lead time is 3-7 business days.

The Phrozen Stiff Rock-Black engineering resin is an outstandingly durable 3D printing material compatible with Phrozen resin 3D printers. It offers excellent heat resistance alongside splendid mechanical properties and is designed for high-precision reverse engineering purposes and functional prototype production. Besides, this particular resin makes little to none odor during printing. It is customized for 405nm resin 3D printers and shows impressive printing speed when working with them.

The material helps to create highly detailed hard-to-break parts with unbelievable accuracy. It runs out smoothly shaping your parts in black color, printing with millimeter-precision, and providing your prints with a remarkably smooth surface finish. 

The models printed with the Phrozen Stiff Rock-Black resin can be used for a variety of different applications like continuous productions of tabletop miniatures, engineering components, functional prototypes, dental impressions, jewelry, and art designs. The material shines when applied for engineering purposes and prototyping.



  • Phrozen Stiff Rock-Black resin technical data
  • Weight: 500g/1kg
  • XY Resolution: 0.047 mm
  • Layer Height / Parameter: 12 sec @ 50 um
  • Viscosity: 119 cps 
  • Proportion: 1.1
  • Tg: 97 °C
  • Elongation: 4 %
  • Break value: 30 MPa
  • Surface hardness: Shore 81D
  • I-Zod Impact: 2.68 KJ/m2
  • Way to Rinse: Clean with alcohol spray or immerse the model into an alcohol solution

Color specs

  • Available colors: Black
  • Color attribute: Solid 


The Phrozen Stiff Rock-Black resin is sold in 500g and 1kg bottles for safe and convenient transportation.

Our mission
Founded in 2013, we have integrated digital manufacturing in over 10,000 businesses. Today we are a team of 80+ 3D printing enthusiasts, geeks and entrepreneurs on a mission to make these technologies accessible to all.
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In 2018, 3D Print Awards named us the best digital manufacturing integrator. We offer technology and operational consulting to capture growth and achieve excellence in strategy, manufacturing and distribution.
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Deep expertise in 3D printing, 3D scanning, 3D modelling, plastic casting, laser cutting and CNC milling. It comes from delivering 5,000+ projects at our digital manufacturing bureau. We know what we talk about.
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