[ 15. August 2003 ]
Mario Negri
[ Folie: 12 ]
Assembling plate for dimensional stability of Apex in extruding process 在挤出过程中保持三角胶尺寸稳定性的复合平台
[ 15. August 2003 ]
160'C 140 120 100 80 60 40 20 0 60 70 80 90 1000R20 Tube 11R22.5 Tubeless Radial 1000-20 Tube Bias 11-22.5 Tubeless
km/hr
[ 15. August 2003 ]
Mario Negri
[ 15. August 2003 ]
Mario Negri
[ Folie: 16 ]
Major Manufacturing Problems and Measures of TBR Tires 全钢子午胎的主要的生产问题及措施
[ 15. August 2003 ]
Mario Negri
[ Folie: 17 ]
[ 15. August 2003 ] Mario Negri [ Folie: 2 ]
Bias vs Radial
Radial
Bias-Ply
[ 15. August 2003 ] Mario Negri [ Folie: 3 ]
Major difference in Structure between Truck bus radial and cross-ply tire 全钢子午胎和斜交胎在结构方面的主要差别
Splicing point接合点 接合点
Normal 正常
Too wide 太宽
[ 15. August 2003 ]
Mario Negri
[ Folie: 19 ]
1-4) Measures to reduce irregular arrangement of cord 减少钢丝帘线不规则排列的方法
[ 15. August 2003 ]
Mario Negri
[ Folie: 7 ]
TBR TIRE PRODUCTION LINE 全钢子午线轮胎生产线
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Mario Negri
[ Folie: 8 ]
Steel Cord Calender Line 钢丝压延生产线
2-1) Measures to reduce the air trap : Inner-liner be cut with hot knife by lower than 30º 内衬层应用热刀以小于30度的角度裁断 内衬层应用热刀以小于 度的角度裁断
2nd inner-liner第二层内衬层 第二层内衬层
In the process of tire Building,在轮胎成型过程中 在轮胎成型过程中 1. Butt splice of carcass ply be recommended for carcass quality 为了保证胎体的质量， 为了保证胎体的质量，建议进行对缝结合
2. The amount of overlap be minimized for Belt splice (max. 1 cords) 带束层结合过程中钢丝搭接的数量尽量少（最多1根 带束层结合过程中钢丝搭接的数量尽量少（最多 根）
[ 15. August 2003 ]
Mario Negri
[ Folie: 14 ]
Metallic Cord Inlet in the Calender 压延机钢丝帘线入口
[ 15. August 2003 ]
Mario Negri
[ Folie: 15 ]
1-3) Measures to reduce irregular arrangement of cord 减少钢丝帘线不规则排列的方法
4 层钢丝帘线
[ 15. August 2003 ]
Mario Negri
[ Folie: 4 ]
Main differences in tire performance between TBR and TBB tire 全钢子午胎与斜交胎在性能方面的主要差别
ABRASION RESISTANCE 耐磨性 150 HANDLING PROPERTIES 操作性能 100 50 0
Truck Bus Cross Ply Tire
斜交胎
Truck Bus Radial Tire
全钢胎
Carcass
胎体
Textile Cord 8 Ply
8 层纤维帘线
Steel Cord 1 Ply
1 层钢丝帘线
Belt
带束层
Textile Cord 2 Ply
2 层纤维帘线
Steel Cord 4 Ply
Mario Negri
[ Folie: 13 ]
Creel for Metallic Cord Spools 钢丝帘线锭子架
1. Lower humidity inside creel room be better against wire corrosion 室内湿度越低越好， 室内湿度越低越好，以避免 钢丝腐蚀 2. Thicker shaft for spool recommended to avoid the crooked shaft. 建议锭子的轴粗一些， 建议锭子的轴粗一些，以避 免弯曲
[ 15. August 2003 ]
Mario Negri
[ Folie: 9 ]
Single Stage Building Machine for Truck-Bus Radial Tire 全钢子午胎一段成型机
[ 15. August 2003 ]
Mario NLeabharlann gri[ Folie: 10 ]
[ Folie: 6 ]
PROCESSING EQUIPMENT 加工设备
PROCESSING EQUIPMENT 加工设备 1. Extruding 挤出 Tread / Base / Tread Wing : 8”x 4.5”x 3.5” 胎面/基部 基部/翼部 胎面 基部 翼部 Side-wall / Shoulder Pad : 8”x 6” 胎侧/胎肩垫胶 胎侧 胎肩垫胶 Rim-Strip / Apex Strip 耐磨胶条/三角胶条 耐磨胶条 三角胶条 Belt Edge Cushion 带束层边缘缓冲层 Apex (Upper / Lower) 型胶（上部/下部 下部） 型胶（上部 下部） + Assembler 成型机 2. Calendering 压延 2-1) Steel Carcass 钢丝胎体 Steel Cal. Line + Steel Radial Cutter & Splicer 钢丝压延生产线+钢丝子午线裁断机和接合机 钢丝压延生产线 钢丝子午线裁断机和接合机 2-2) Steel Belt & Steel Chafer 钢丝带束层 及 钢丝子口 Steel Cal. Line + Steel Angle Cutter & Splicer 钢丝压延生产线+钢丝斜裁机和接合机 钢丝压延生产线 钢丝斜裁机和接合机 * For more details, discuss with machinery manufacturer 详细信息请与设备生产商联系 : 6”x 4.5” : 3.5” : 4.5”x4.5”
[ 15. August 2003 ]
Mario Negri
[ Folie: 20 ]
2. Air trap problems near the splice area of Inner-inerfor100%Butylapplied to Inner-liner compound 100% 丁基胶内衬层搭接部位的存气问题
TBB TBR BELT ENDURANCE 带束层耐久性
NOISE 噪音
ROLLING RESISTANCE 滚动阻力
[ 15. August 2003 ]
Mario Negri
[ Folie: 5 ]
Temperature rise in tire shoulder area according to tire sizes during tire running 在运行过程中胎肩部位的升温随轮胎规格变化的情况
Lower than 30 degree 小于 度 小于30度
1st inner-liner 第一层内衬层
[ 15. August 2003 ]
Mario Negri
[ Folie: 21 ]
MATERIAL CHARATERISTIC OF RADIAL TIRE 子午胎的材料特性
1. For the longer life of tread component, 对于使用寿命长的胎面部件 1-1) To employ medium sulfur/higher accelerator system (1.5/ 1.2-1.5 phr). 采用中硫高促系统（ 采用中硫高促系统（ 1.5/1.2~1.5phr) 1-2) To introduce higher antioxidant level 6PPD/TMQ (2/1 phr). 是用高性能的防老剂(6PPDTMQ 2/1phr) 是用高性能的防老剂 2. Better casing performance for 2-3 times recapping be needed as follows. 为了获得更好的腔体性能，以能够进行2-3次的翻新 次的翻新， 为了获得更好的腔体性能，以能够进行 次的翻新，应 遵循以下几条： 遵循以下几条： 2-1) Inner-liner 内衬层 80 - 100 phr of Butyl be mixed to improve gas impermeability and inner-liner crack resistance. 使用80-100phr的丁基胶来改善密封性能及耐龟裂性能 使用 的丁基胶来改善密封性能及耐龟裂性能