Acrotech, Inc.

Custom Urethane Manufacturing

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  • Services
  • Products
    • k-prene-urethaneK•Prene®Polyurethane
      • Round Rods
      • Precision Cast Sheets
      • Square & Rectangle Bars
      • Versa Rolls™For wheels, casters, rollers, sheaves
      • Metric Sized Products
      • Solid Urethane Balls
      • Tubes & Springs
      • Additional Tubes/Spring Sizes
    • acrotech-metalworkingMetalworkingApplications
      • Large Radius Forming
      • K•Prene Press Brake Dies
      • Acroform™ InsertsSimple & economical
      • Acro-hyde™ Urethane FilmFor Press Brake Forming
      • SurStrip™ Punch Strippers
      • Wiedeman® Punch Strippers
      • Piranha® Punch Strippers
      • Di-Acro Punch Strippers
    • acrotech-industrialIndustrial ProductsAPPLICATIONS
      • Washers, Seals & Gaskets
      • Slick Strip™ Tape
      • Bumpers
      • Metal Backed Sheets
      • K-20 Adhesive
      • Tool Holsters
      • FDA Approved Polyurethane
      • Custom Bumpers
      • Urethane Tool Holster and Hammer
    • drive-wheelsWoodworkingAPPLICATIONS
      • Urethane for the Wood Industry
      • Powerfeed Replacement Tires
      • Power Feed Tires and Reuseable Hubs
      • OEM Replacement/Recovering
      • OEM Replacement Parts
    • acrotech-automotiveAutomotiveAPPLICATIONS
      • Automotive ApplicationsSpring Rubbers
      • Automotive High PerformanceIncluding Motorcycle and snowmobiles
  • Roll Bending Machines
    • small-model-roll-bending3Benefits & Custom RollingVarious Models Available
    • LD and HD Models
    • Models 1212, 1618, 1824
    • Model V-1006
    • Roll Bending Machine Restoration
    • Art of Bending
  • Custom Urethane
    • custom-molding1Custom MoldingAPPLICATIONS
      • Industries Served
      • Roller Manufacturing
      • Roller Recovery Service
      • Custom Machining
      • Custom Urethane Colors
  • Custom Metal Rolling
  • Request A Catalog
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  • Shape Factor & Modulus of Elasticity
  • Acrotech SDS Data Sheets
  • Environmental Properties of K•Prene®
  • Oil, Chemical & Solvent Resistence
  • Additional K•Prene Properties
  • Application Chart of K•Prene
  • Machining of K•Prene
  • Physical Properties of K•Prene®
  • Metal Forming Applications Using Urethane
  • Urethane Compared with Natural & Synthetic Rubbers

Bumpers

round-bumpers
washers
rectangular-sqaure-bumpers
Round Bumpers
These bumpers have steel cores with male or female threads. Bumpers are available in 40A, 60A, 80A, 90A, and 95A.
Washers
These round bumpers have a flat washer molded into the bumper and will accept a socket head cap screw of the size indicated. Available in 40A, 60A, 80A, 90A, and 95A.

Rectangular and Square Bumpers
Base is 1/8″ aluminum plate. Mounting holes are drilled and counter bored for 1/4″ socket head cap screws. Available in 40A, 60A, 80A, 90A, and 95A.

Pricing Current as of 2019

ROM – Male Thread

 SpecificationsPrices
 DiagramAHCDThreadPart No.1-2425-4950+

ROM – Male Thread

1″1″3/4″3/4″ 1/4 – 20ROM001$3.95$3.75$3.60
1-1/413/4″3/4″ 1/4 – 20ROM0024.504.254.05
1-1/21-1/47/8″7/8″3/8 – 16ROM0035.405.205.00
21-1/47/8″7/8″3/8 – 16ROM0047.206.956.50
2-1/221″1″1/2 – 13ROM00513.1012.5011.90
32-1/21″1″1/2 – 13ROM00621.9520.9019.90

ROF – Female Thread

 SpecificationsPrices
 DiagramAHCThreadPart No.1-2425-4950+

ROF – Female Thread

1″1″3/4″ 1/4-20ROF001$3.60$3.35$3.20
1-1/413/4″ 1/4-20ROF0024.103.953.75
1-1/21-1/47/8″ 3/8-16ROF0034.904.604.35
21-1/47/8″ 3/8-16ROF0046.606.256.00
2-1/221″ 1/2-13ROF00512.1511.6011.05
32-1/21″ 1/2-13ROF00621.0020.0019.05

RON – Flat Washers

SpecificationsPrices
DiagramAHCCap Screw SizePart No.1-2425-4950+

RON – Flat Washer

3/4″3/4″1/21/4RON001$2.70$2.60$2.45
111/21/4RON0023.403.253.10
1-1/413/43/8RON0033.903.703.50
1-1/21-1/43/43/8RON0044.804.504.30
21-1/43/41/2RON0056.406.155.90
2-1/223/41/2RON00612.0011.4010.90
32-1/23/41/2RON00718.8018.0017.10

REC – Rectangle Bumpers

SpecificationsPrices
DiagramWLHABPart No.1-2425-4950+

REC – Rectangular

1″2″1/2″3/8″1-1/4″REC001$4.40$4.20$4.00
123/43/81-1/4REC0024.954.754.50
1213/81-1/4REC0035.405.205.00
121-1/23/81-1/4REC0046.456.155.90
1-1/42-1/23/43/81-3/4REC0055.955.605.35
1-1/42-1/213/81-3/4REC0066.706.356.10
1-1/42-1/21-1/23/81-3/4REC0078.307.907.50
1-1/233/41/22REC0086.956.606.25
1-1/2311/22REC0098.047.607.30
1-1/231-1/21/22REC01010.359.809.40

SQU – Square Bumpers

SpecificationsPrices
DiagramL-WHABPart No.1-2425-4950+


SQU – Square

1″3/4″1 Hole-CenterSQU001$3.85$3.70$3.50
1-1/213/8″3/4″SQU0025.154.904.70
213/81-1/4SQU0037.457.106.70
2-1/211/21-1/2SQU00410.259.709.30
31-1/21/22SQU00517.4516.6015.85
41-1/21/23SQU00627.4526.2024.95

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News + Videos

  • Metalforming with K-Prene® Urethane Guidebook September 10, 2019
  • Embossing Sheet Metal with Urethane Youtube Video Now Up June 6, 2019
  • Embossing Sheet Metal With Urethane May 6, 2019

(800) 345-0583

K•Prene® Urethane products & services for…
Custom Molding
Standard Products
Metal Forming
The Applications Are Unlimited!

Acrotech, Inc.

980 West Lakewood Avenue
P.O. Box 466
Lake City, MN 55041
Toll Free: (800) 345-0583
Fax: (651) 345-3759

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