LLC Spetsremmash
Business hours
9:00 AM – 6:00 PM
LLC Spetsremmash

CNC Grinding Services for Metal Parts

We perform external and internal cylindrical grinding, surface grinding, jig grinding, profile grinding, spline grinding and gear grinding of parts of different sizes and complexity.
Our specialised grinding equipment, including modernised CNC machines, allows us to perform both precision finishing and grinding of large industrial components.

FROM PRECISION FINISHING TO HEAVY-DUTY GRINDING

The grinding department at Spetsremmash covers virtually all major types of precision finishing operations.
Maximum cylindrical grinding capacity:
parts up to Ø560 mm and 4000 mm long
Maximum surface grinding capacity:
surfaces up to 800 × 2000 mm
Part of our equipment has been modernised with CNC systems, expanding our capabilities for automated and repeatable precision machining.

GRINDING MACHINE PARK

  • Heavy-Duty Cylindrical Grinder 3M194
    Heavy-duty cylindrical grinding machine for shafts, axles, rollers and other large rotational components.
    Maximum workpiece diameter:
    Ø560 mm
    Maximum length:
    up to 4000 mm
    Used for external longitudinal and plunge grinding of cylindrical and tapered surfaces.

    Ø560 • L4000 • heavy shafts
  • Universal Cylindrical Grinder TOS BHU 32/2000
    Universal cylindrical grinding machine for external and internal grinding.
    Maximum workpiece diameter:
    approximately Ø320 mm
    Grinding length:
    up to 2000 mm
    Particularly suitable for parts where accurate relative positioning of external and internal fitting surfaces is required.

    Ø320 • L2000 • external + internal grinding
  • Precision Universal Grinder Jones & Shipman 1311
    Precision universal cylindrical grinding machine for external and internal grinding of small and medium-sized components.
    Maximum grinding diameter:
    approximately Ø254 mm
    Distance between centres:
    up to 457 mm
    Suitable for:
    • shafts;
    • bushings;
    • spindles;
    • bearing journals;
    • components requiring high surface accuracy.
    Ø254 • L457 • external + internal grinding • precision machining
  • Heavy-Duty Surface Grinder 3D725
    Heavy surface grinding machine for large plates, guideways, frames, housings and other flat components.
    In our modernised configuration, the machine allows us to grind surfaces up to:
    800 × 2000 mm
    The large worktable and powerful grinding unit make it suitable for both precision finishing and productive machining of large surfaces.

    up to 800 × 2000 mm • large surfaces • CNC • large components
  • Precision Surface Grinder 3L722A
    Precision surface grinding machine for medium-sized components.
    Maximum approximate workpiece size:
    1250 × 320 × 400 mm
    Maximum table load:
    up to 600 kg
    Used for precision grinding of:
    • reference surfaces;
    • fitting surfaces;
    • technological surfaces.
    1250 × 320 mm • up to 600 kg • surface grinding • precision surfaces
  • Precision Jones & Shipman 1400
    British precision surface grinding machine for small critical components.
    Table working surface:
    approximately 610 × 178 mm
    Longitudinal travel:
    up to 635 mm
    Cross travel:
    approximately 203 mm
    Suitable for finishing tool, housing and serial components with high flatness requirements.

    610 × 178 mm • X635 / Y203 • precision surface grinding
  • Precision Jig Grinder Hauser 3SMO
    Precision jig grinding machine for machining accurate holes, profiles and interrelated surfaces.
    Used for:
    • dies;
    • matrices;
    • molds;
    • tooling components;
    • housing parts
    where coordinates and geometry after heat treatment are critical.

    Jig grinding • precision holes • molds • tooling
  • Specialised Petewe PFS 4U
    Specialised machine for profile and form grinding of complex surfaces.
    Suitable for:
    • profile gauges;
    • matrices;
    • punches;
    • form tools;
    • rollers;
    • other components with complex geometry.

    Profile grinding • form surfaces • matrices • tools • rollers
  • Specialised Spline Grinder KAPP RS203
    Specialised spline grinding machine for finishing splined shafts and profile components.
    On our equipment, we grind splined parts up to:
    2000 mm long
    including components after heat treatment.

    Spline grinding • L up to 2000 mm • shafts • profile surfaces
  • Heavy-Duty Gear Grinder WMW Niles ZSTZ 10H
    Heavy-duty gear grinding machine for finishing cylindrical gears after heat treatment.
    Maximum grinding diameter:
    up to Ø1250 mm
    Module:
    up to 25
    Used to improve tooth profile accuracy and working surface quality of critical gear transmissions.

    Ø1250 • module up to 25 • gear grinding • large gears

GRINDING OPERATIONS WE PERFORM

  • external cylindrical grinding;
  • internal bore grinding;
  • longitudinal and plunge grinding;
  • cylindrical and tapered surface grinding;
  • surface grinding;
  • grinding of large flat surfaces;
  • precision bore grinding;
  • profile and form grinding;
  • spline grinding;
  • gear grinding.
HEAVY & UNIVERSAL CYLINDRICAL GRINDING. Shafts up to 4000 mm long.
The 3M194 allows us to grind large: shafts; axles; spindles; rollers; other long rotational components
with diameters up to 560 mm and lengths up to 4000 mm.
The TOS BHU 32/2000 is used for external and internal grinding of: bushings; sleeves; spindles; shafts; other precision components. This class of equipment is particularly valuable for the manufacture and repair of components used in heavy industry, mining and power-generation equipment.
TOS BHU 32/2000
Grinding of a 2000 mm shaft after heat treatment
LARGE-FORMAT SURFACE GRINDING. Surfaces up to 800 × 2000 mm.
The modernised 3D725 allows us to perform surface grinding of parts up to:
800 mm wide × 2000 mm long
We process: large plates; guideways; housings; frames; reference surfaces; fitting surfaces.
This is particularly important for parts where precise flatness and surface quality are required after milling or heat treatment.
3D725
Surfaces up to 800 × 2000 mm
PROFILE & JIG GRINDING. Complex geometry after heat treatment.
The Swiss Hauser 3SMO and German Petewe PFS 4U are used for components where conventional cylindrical or surface grinding is not sufficient.
On the Hauser, we perform precision jig grinding of holes and interrelated surfaces.
The Petewe PFS 4U is used for:
form profiles; gauges; matrices; punches; special cutting tools.
Hauser 3SMO
SPLINED & GEARED COMPONENTS. Precision finishing after heat treatment.
The KAPP RS203 is used for final grinding of splined shafts up to: 2000 mm long
The WMW Niles ZSTZ 10H is used for gear grinding of large cylindrical gears.
Both operations can form the final stages of a complete manufacturing cycle after:
turning → gear machining → heat treatment → precision grinding
WMW Niles ZSTZ630H
Gear grinding of a 600 mm cylindrical gear

PARTS WE GRIND

Shafts & Axles

Bearing journals, fitting surfaces and working surfaces.

Plates & Guideways

Large flat surfaces up to 800 × 2000 mm.

Bushings & Sleeves

Internal and external fitting surfaces.

Special Tools

Form and profile surfaces on Petewe PFS 4U.

Gears & Splined Shafts

Gear grinding and spline grinding of large and critical transmission components.

Dies, Matrices & Molds

Surface, jig and profile grinding.

COMPLETE MACHINING

LLC Spetsremmash can perform further machining and heat-treatment operations in-house. After grinding, depending on the technical requirements, the part may proceed to:
  • CNC Wire EDM
    Precision machining on the Japanese Mitsubishi FA20 wire EDM machine.
  • CNC Milling
    Machining of planes, slots, contours and complex geometry.
  • Gear Manufacturing
    Gear cutting, spline machining and manufacturing of gear shafts and toothed components.
  • Heat Treatment
    Hardening, induction hardening, carburising, normalising, annealing and tempering.
  • Restoration & Cladding
    Restoration of worn surfaces followed by further machining to final dimensions.
  • CNC Turning
    Machining and finishing of fitting and rotational surfaces.
How We Work
We Receive Your Technical Requirements
Send us a drawing, 3D model, photographs or a description of the part.
If necessary, our specialists will clarify the material, tolerances, required quantity and other technical requirements.
We Develop the Manufacturing Process and Quotation
We review the documentation, determine the required operations and agree on the production time, price and order conditions.
Manufacturing
We perform all required blank preparation, machining, heat-treatment and finishing operations.
For complex projects, we can keep the customer informed about the key stages of production.
Final Inspection & Shipping
We perform final inspection, prepare the parts for shipment and agree on a suitable delivery method
Get a Quote for Your Part
Send us a drawing, 3D model or photographs of the part.
Please specify:
material; required quantity; main technical requirements.
We will analyse the task and prepare a manufacturing proposal.
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Contact Us
Phone:
+380 93 375 78 75
+380 98 349 17 36
Email:
Mechmachservises@gmail.com
Kovtunoled@gmail.com
Address:
49V Shakhtarska Street,
Novovolynsk, Volyn Region,
45400, Ukraine