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Factory Add. : Luoqiao Industrial Zone, Lingxiang Town, Huangshi, Hubei, China
Whatsapp / wechat: 86 15717237241
Email: seals@rvton.com
Tel: 86 15717237241

76.90H-82 NB60 Mechanical Face seal supplier

1.Lifetime:5000Hours/8000hours

2.Hardness:58-62HRC/62-68HRC

3.Material of Steal:100cr6/Gcr15/15cr3Mo

4.Material of Rubber: Nitrile/ Silicone/ Viton

5.Process: Forging & Casting

6.Warranty:18 months

7.Demension(inside diameters):38mm-1000mm

8,Package:neutral packing or Rvton packing

9,Price:factory price

10,Used in bulldozer and excavator undercarriage applications

11,OEM for all kinds of Brands.

12,Foreign material excluded: soil, sand, mud, water, etc

13,Stocks: yes

14,Payment term: T/T in advance .Western Union.

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Product Details

76.90H-82 NB60 (590x559x50) Mechanical Face seal supplier

One SET= 2 metal rings +2 rubber rings
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Specifications of Metal ring
Material	Gcr15/ 100Cr6	Cast 15Cr3Mo
Surface smoothness/Roughness	≤Ra0.2μm	6.3-12.5μm
Work face smoothness	≤Ra0.015μm	≤Ra0.1μm
Pressure loading	≤0.15MPa	≤0.3 MPa
Forging line speed	2m/s	3m/s
Temperature range	—100~200℃	-40~160°C
Hardness(HRC)	58-62	60-68
Lifetime(Hours)	3000	5000
Specifications of rubber ring
Material	NBR	SILICONE	FKM
Hardness	60°~ 65°	60°~ 65°	72°~ 78°
Minimum tensile strength	11MPa	10.6Mpa	11MPa
Minimum elongation at break	300%	400%	260%
Permanent deformation	12%	8%	25%
Temperature range	-40℃- +120℃	-49℃- +230℃	-30℃- +250℃