General-purpose grey SLA resin for detailed, functional parts

Alpha Grey Resin produces aesthetic and functional parts with crisp fine features, smooth, dimensionally accurate surfaces and a rich matte finish. Its balance of print speed and mechanical performance suits prototypes and parts that need to work as well as look finished.

Fine detail, speed and mechanical performance

  • Matte grey finish: Create display-ready parts with fine features and smooth surfaces.
  • Fast average printing: Prints at an average of 40 mm/h, regardless of part count or size.
  • Durable functional parts: Its strength and toughness exceed those of comparable ABS-like resins, without sacrificing fine features or surface quality.
  • Low-odour resin family: Alpha Resins use low-odour components. Post-processed parts meet requirements for long-term skin contact.
  • Indoor air emissions certification: Alpha Resins are certified to UL GREENGUARD Gold when printed on Form Studio 1 using VOC Extractor.

Applications for models, prototypes and workshop parts

Use Alpha Grey Resin for concept models and form-and-fit prototypes with smooth, dimensionally accurate surfaces. Its durability also suits jigs, fixtures, structural parts that can be tapped, screwed and cut, functional assemblies, tools, organizers and replacement parts.

Specifications

Technical specifications

Compatible TankForm Studio Resin Tank
Compatible Build PlatformForm Studio Standard Build Platform, Form Studio Flex Build Platform
Compatible PrinterForm Studio 1
Print TechnologySLA
ColourGrey
CategoryGeneral Purpose
ApplicationsModels & Props, Rapid Prototyping
Ultimate Tensile Strength43 MPa
Tensile Modulus2150 MPa
Flexural Strength75 MPa
Flexural Modulus2080 MPa
Notched Izod39 N/m
Elongation at Break34%
Heat Deflection Temperature at 0.45 MPa55 °C
Key CharacteristicsBalance of speed and aesthetics
Primary Layer Height100 μm
Average Print Speed40 mm/h
Recommended ApplicationsConcept models, form-and-fit prototyping, jigs and fixtures
Compatibility

Will it work with my printer?

Alpha Grey Resin is supported only on the Form Studio 1. It is compatible with the Form Studio Resin Tank and the Form Studio Standard or Flex Build Platform.

FAQ

Frequently asked

What is Alpha Grey Resin used for?

Alpha Grey Resin is a general-purpose SLA resin for concept models, form-and-fit prototypes, jigs, fixtures, structural parts, functional assemblies, tools, organizers and replacement parts.

How fast does Alpha Grey Resin print?

Alpha Grey Resin averages 40 mm/h at a 100 μm layer height. The stated average speed applies regardless of part count or size.

Can Alpha Grey Resin parts be tapped, screwed or cut?

Yes. The resin is recommended for jigs, fixtures and structural parts durable enough to tap, screw and cut.

Which 3D printer is compatible with Alpha Grey Resin?

Alpha Grey Resin is supported only on the Form Studio 1 and is compatible with the Form Studio Resin Tank and Form Studio Standard or Flex Build Platform.

Are Alpha Grey Resin parts suitable for long-term skin contact?

Post-processed parts meet ISO 10993 requirements for skin contact lasting more than 30 days. The liquid resin scored as a non-skin irritant under OECD 439.

How do you wash and cure Alpha Grey Resin prints?

Wash parts in clean IPA at 90% concentration or higher, or use Formlabs Resin Washing Solution, then air dry for at least 30 minutes before handling. Post-curing is optional but recommended for full strength and functionality.

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    Formlabs Alpha Grey Resin - 1L

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