SANHE 3A RUBBER & PLASTIC CO., LTD.
                                                                                                           
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19 Years
Since 2007
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Black HRC Coupling with 8Mpa Tensile Strength and 70-90Shore A Hardness for Industrial Shaft Applications

Price Negotiable
Price: USD1-10.00 per piece
MOQ: 1piece
Delivery Time: 5-10days
Brand: 3A Rubber
Product Description
Black Polyurethane Coupling, HRC Rubber Coupling With 8Mpa Tensile Strength
High-performance HRC Rubber Couplings and Polyurethane Couplings available in various hardness ratings (HRC70 to HRC280). These couplings are manufactured using premium TPU material or moulded CSM/SBR for exceptional durability and performance.
Standard Dimensions
Item HRC280 HRC230 HRC180 HRC150 HRC130 HRC110 HRC90 HRC70
OD(mm) 252 201 160 133 115.3 95.8 72.4 58.3
ID(mm) 119.4 97 76 62 49.4 43.7 31.2 29.6
Thickness(mm) 50.4 42.3 32 28 22 19.4 15.4 11.9
Weight(g) 1500 780 400 270 155 90 55 20
Black Polyurethane Coupling close-up view HRC Rubber Coupling side profile Polyurethane Coupling installation example
Our polyurethane and rubber couplings are precision-engineered through injection molding using high-quality TPU material or CSM/SBR compounds. Designed specifically for metal shaft couplings, they deliver outstanding performance characteristics including high tensile strength, superior wear resistance, excellent elastic resilience, and resistance to water, oil, and fatigue. We maintain comprehensive mold sets to produce a full range of coupling types including GR, GS, MT, ML, MH, Hb, HRC, L, T, NM, and Gear J series.
Technical Specifications
Material: TPU, CSM/SBR, NBR, nylon
Color: Yellow, red, purple, green, black, beige
Surface: Smooth
Tensile Strength: 8-55Mpa
Hardness: 70-98Shore A
Elongation: 400%-650%
Density: 1.25g/cm³
Elasticity Impact: >25%
Tear Strength: 35-155KN/m
Akron Abrasion Loss: <0.05cm³/1.61km
Compression Set: <10% (22h*70°C)
Working Temperature: 120°C
Standard Sizes Available
Polyurethane Couplings:
GR14, GR19, GR24, GR28, GR38, GR42, GR48, GR55, GR65, GR75, GR90, GR100, GR110, GR125, GR140, GR160, GR180
GS14, GS19, GS24, GS28, GS38, GS42, GS48, GS55, GS65, GS75, GS90, GS100, GS110, GS125, GS140, GS160, GS180
MT1-MT13, ML1-ML13, MH45-MH200, HRC70-HRC280, L35-L276, FALK-R 10R-80R, SBT T40-T210
Rubber Couplings:
Hb80-Hb315, HRC70-HRC280, L35-L225, NM50-NM265, NOR-MEX168-10 to NOR-MEX265-10, FCL1#-FCL8#, FCL90-FCL630, Gear 3J-14J, Hytre 4H-11H, Tyre F40-F160, SBT T75-T210
Nylon Couplings:
NL1-NL10, M28-M65
Custom sizes available based on buyer's drawings and specifications.
Please provide product number and quantity when making inquiries.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company SANHE 3A RUBBER & PLASTIC CO., LTD.
Location 45 Hualian Golden Street, Sanhe Hebei China
Contact Person Shiguo Han

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