D7g, D8n, D9l Bottom Roller for Bulldozer Parts Caterpillar

Basic Info.

Model NO.	D7G, D8N, D9L, D9N, D10N, D11N
Specification	ISO 9001: 2000
Trademark	YSM
Origin	China
HS Code	84314990
Production Capacity	5000 PCS/Month

Product Description

We produce high performance and reliability track rollers used for crawler type heavy equipments, such as excavators, dozers, applicable for?CATERPILLAR, KOMATSU, HITACHI, DAEWOO, KOBELCO, SUMITOMO, HYUNDAI, SAMSUNG, VOLVO, MITSUBISHI.
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Track roller must holds the weight of equipments along with? load, it requires precision strength and durability.
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Our track roller for excavators are specially designed, engineered and manufactured for high impact applications. Bulldozer track rollers are designed for applications that call for the maximum wear resistence.
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We use good material to ensure quality and consistency.
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Our heat treatments process provides hardness in high wear areas, and elastic core to resist shock and impact loads.
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Strict quality management aims to produce effective and stable products, and meet customer's demand.
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1)Product Basic Information
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Mateiral: 40 CR or 50Mn;
Surface hardness: HRC 50-58, depth 4-10 mm
Finish: Smooth
Colors: Black or yellow
Technique: Black or yellow
Warranty time: 20000 working hours
Certification: ISO9001/14001
Place of origin: Fujian, China
MOQ: 2 pieces
Delivery Time: Within 30 days after contract established
2)Each roller shell is carefully heat treated to ensure long wear life and stress ???resistence;
3)Each roller is precision machined to house special high impact low wear bimetal bushings.
4)Reliable and long life time guaranteed;
5)High strength and superior wear resistance.?
6)Professional, high-quality with competitive price, demanding
7)Undercarriage parts for excavators and bulldozers ( komatsu, hitachi,caterpillar, sumitomo, kobelco, etc)

Komatsu	PC20, PC30, PC30, PC40-5, PC40-6, PC40-7, PC50, PC60-1, PC60-3, PC60-5/6, PC60-7, PC75, PC80, PC100-5, PC120-2, PC200-1, PC200-2, PC200-3, PC200-5/6, PC220-3, PC200-7, PC240-3, PC300-5/6, PC300-7, PC350, PC400-5/6, PC650, PC1000-1,
Hitachi	UH045, UH052, UHO53,UH063, UH07-5, UH09-7, UH04-7, UH083, EX20UR-1/2, EX30, EX40-1, EX45-1, EX50UR, EX60-5, EX70, EX90, EX100, EX100-M,EX120, EX150, EX200, EX200-1,EX200-2/3/5, EX220-1/3, EX220-2,EX300, EX300-3, EX300-5, EX320/321, EX330, EX350, EX400, EX400-5, EX550, EX350, EX700, EX750-5, EX1100, ZAXIS50, ZAXIS55,ZAXIS230, ZAXIS240, ZAXIS270, ZAXIS330, ZAXIS360, FH220-3, FH220-3, FH330,
Caterpillar	E70B, CAT307/308, E120B, E180, E200B, E215,E215, CAT215BLC,CAT225, CAT225D, CAT225DLC, CAT235, CAT235DLC, E240,E240B, CAT311, CAT312, CAT313SR, E300, E300B, E300D, E320B, E320C, CAT322, CAT325, CAT325LN, E330, E330B, CAT330LN, CAT345, CAT350, E450
Sumitomo	LX02/03, LX08, SH60, SH75-3, SH100, SH120, SH200, SH220, SH250, SH260, SH280, SH300, SH340, SH580, SH450, LS200, LS200, LS280, LS1200, LS1600, LS2035, LS2050, LS2650, LS2800, LS2800FJ2, LS3400EJ, LS4300FJ2, LS5800C2, SC800, SC1000,
Kobelco	K903, K904B, K904C, K907B, K907C, K907D, SK07, SK027, SK04N2, SK07N2, SK09N2, SK60, SK100, SK120, SK120LC, SK200, SK200-6, SK220, SK230, SK235, SK300, SK310, SK320, SK330-6, SK350, SK400,
Volvo	EC55, EC210-7, EC240, EC290, EC360, EC460,
Daewoo	DH55, DH220-3/5, DH220LC, DH280-2, DH280-3, DH320, DH330, DH360,
Hyundai	R60, R60-5, R60-7, R130, R200, R210, R220, R290, R290LC-7, RX300, R305, R320,R914B,
Kato	HD250, HD400-2, HD400-5, HD450, HD700, HD770, HD820, HD880-1, HD1250, HD1880,
Mitsubishi	MS40, MS70-8, MS110-8, MS120, MS180-3, MS240, MS300-8,
Bulldozer	D20, D30, D31, D40, D40-1, D50, D60, D65, D80,D85, D85-12, D85-12, D155, D155A-1, D155AX, D275, D355, D355A-3, D375-2/3, D3B, D3C, D3D, D4C, D4D, D4H,D5, D5B, D5H, D5M, D6, D6B, D6C, D6D, D6H, D6R,, D7, D7E, D7F, D7G, D7R, D8L, D8G, D8H, D8K, D8N, D8R, D9L, D9N,