At Myron Liner LLP, quality is not just a commitment; it is the cornerstone of our operations. As a global leader in the manufacturing of cylinder liners, engine cylinder sleeves, and other automobile engine components, we strive to meet and exceed the highest industry standards at every step of our production process.
We believe that delivering exceptional quality is the key to customer satisfaction and long-term success. Our comprehensive quality management system ensures that every product leaving our facility is flawless, reliable, and built to perform under the toughest conditions
At Myron Liner LLP, quality assurance begins with raw material procurement and extends to the final inspection of finished goods. Our quality control measures are supported by cutting-edge technology and skilled professionals who leave no room for compromise.
• All raw materials are meticulously inspected for their chemical and physical properties.
• Spectrometers and metallurgical microscopes are used to ensure precise composition andstructure.
• Materials are sourced from trusted suppliers to guarantee durability and performance.
• Stringent quality checks are conducted at every stage of the production process.
• Advanced equipment such as profile projectors, contracers, and surface roughness testers ensure precision and adherence to specifications.
• We monitor critical parameters such as hardness, roundness, and dimensional accuracy to maintain consistent quality across batches.
• Finished products undergo comprehensive testing to validate their performance and durability.
• Roundness testers, height gauges, and digital measuring devices ensure flawless finishing.
• Products are inspected for compliance with customer-specific requirements and international standards.
• Ο Ovality / Roundness (Circularity) - Within 1 thou (0.025 mm)
• ⊥ Perpendicularity - Within 1 thou (0.025 mm)
• Tapper - Within 1thou (0.025 mm)
• ∠ Angularity - Within 1 thou (0.025 mm)
• Cylindricity - Within 1 thou (0.025 mm)
• Concentricity - Within 1 thou (0.025 mm)
Our state-of-the-art quality lab is equipped with advanced testing facilities that allow us to deliver products of unmatched quality.
We employ the latest Mitutoyo contracer to inspect grooves, radii, and angles on liner surfaces with unparalleled precision.
our high-performance 2D height gauge allows us to achieve exact measurements, ensuring consistency across all Cylinder liners , Cylinder blocks of engines , Cylinder liner sleeves , Engine cylinder sleeves , Both dry and wet cylinder sleeves.
Measures surface finish to ensure optimal engine performance to ensure smooth finishes, vital for superior engine performance.
Validates critical geometrical parameters for flawless functionality for evaluating geometric accuracy.
Raw Material Inspection
Using spectrometer for raw material inspection
Die Selection
Inside Measuring Instruments · Mitutoyo digital Vernier Calipers and digital scale
Die preparation
Visual coating inspection and DIE RPM checked by Digital Laser Tachometer
Melting stage
Temperature checked by pyrometer
Molten Metal Weight
Using Digital Weight Scales Balancing Machine
Pouring stage
By skilled operator only
CASTING Inspection Dimensional
ID, OD, CD, CT & Length checked by digital Vernier Caliper, Inside caliper
CASTING Testing
Hardness Tester, Microscope, spectrometer Physical Properties,Micro Structure & Chemical composition Hardness, Graphite Flake, Matrix
SPM - Length cutting
Length cheked by Mitutoyo digital Vernier Calipers
VTL ID - Semi Finish
Checked by Mitutoyo Bore Gauge
VTL OD - Semi Finish
OD, CD, CT checked by Outside Mitutoyo digital Micrometer & Mitutoyo digital Vernier Calipers
LATHE FINAL BORE
Checked by Mitutoyo Bore Gauge
LATHE MACHINE = final Length Cutting
Length checked by Mitutoyo digital Vernier
SEMI CNC
outer dia. & length Checked by Mitutoyo digital micrometer and vernier
CNC - Final operation
OD, CD, CT, ID TOP CHM ANG, ID TOP CHM LEN, ID BOT CHM ANG, ID BOT CHM LEN, OD BOT CHM ANG, OD BOT CHM LEN, CHM LEN AT COLLAR, CHM ANG AT COLLAR, GRV WIDTH, GRV DEPTH, GRV RADIUS, GRV DIA, TOTAL LENGTH CHECKED BY Dial Vernier, digital Micrometer, Dial Indicator, Hight gauge , Mitutoyo Contracer
Centreless grinding - Finish OD
OD & ID Roundness, Perpendiculatity , OD collar face , OD Cylindricity, ID‐ OD Concentricity chekced by Roundness , Surface Roughness tester Ra Value OD checked by Mitutoyo Comparator Stand
Plateau honing & CROSS HATCH
bore checked by bore guage surface finish checked by surface roughness tester cross hatch checked by measuring crosshatch angle machine
Final Inspection - Visual
SHARP EDGES, BURR POROSITY, BLOW HOLES, CRACKS, SCRATCHES, DENT MARKS, RUST/MOISTURE, TOOL MARK, VIBRATION chekced by manually through skilled operator
Final Inspection - Dimensional
ID, OD, CD, CT, TOTAL LENGTH, CHECKED BY = Vernier caliper, Micrometer, Dial Indicator, Hight gauge
Oiling, Wrapping & Dispatch
USING Oil Grade RP631 as a Antirust oil with Vapor Corrosion Inhibitor paper